This page contains all May weather stats 1879-2024.
In the graphs, the green line represents the trend over time.
Last Updated: 6/9/2024- Updated with 2024 data.
May 1991-2020 Normals
Average High: 74.1
Average Low: 52.4
Mean: 63.3
Average Precipitation: 3.99″
Temperature Records
Cold Records
Top 20 Mays with the Coldest Average High
1. 1924: 64.2
2. 1917: 64.7
3. 1967: 65.1
4. 1907: 65.9
5. 1910: 66
6. 1882: 66.2
7. 1989, 1997: 66.7
8. 1966: 67.4
9. 1915, 1935: 67.6
10. 1945: 67.7
11. 1968, 1983, 1984: 67.8
12. 67.9
13. 1897: 68
14. 1891, 1990: 68.1
15. 1919: 68.3
16. 1961, 1973: 68.4
17. 1947: 68.5
18. 1929, 1946: 68.8
19. 1927: 68.9
20. 1890, 1940: 69
Top 10 Coldest May Highs
1. 5/9/1923: 37
2. 5/3/1940: 41
3. 5/22/1883, 5/14/1895, 5/2/1897, 5/2/1940: 42
4. 5/5/1917, 5/6/1917, 5/10/1960: 43
5. 5/19/1894, 5/1/1909, 5/9/1960, 5/9/1966: 44
6. 5/1/1897, 5/2/1911, 5/4/1917, 5/8/1947, 5/11/2020: 45
7. 5/4/1907, 5/2/1908, 5/3/1929, 5/4/1935, 5/4/1954, 5/11/1966, 5/1/2023, 5/2/2023: 46
8. 5/15/1895, 5/9/1906, 5/1/1907, 5/31/1910, 5/7/1917, 5/25/1925, 5/15/1927, 5/9/1947, 5/6/1958: 47
9. 5/9/1885, 5/20/1894, 5/8/1908, 5/13/1914, 5/2/1921, 5/11/1960, 5/12/1960, 5/9/1984: 48
9. 5/10/1885, 5/14/1888, 5/22/1889, 5/6/1890, 5/7/1890, 5/21/1894, 5/6/1898, 5/1/1903, 5/15/1904, 5/10/1945, 5/6/1967, 5/3/1976, 5/14/1978, 5/25/1979, 5/3/2011, 5/16/2011: 49
10. 5/31/1889, 5/5/1891, 5/12/1892, 5/5/1898, 5/7/1906, 5/11/1919, 5/3/1921, 5/5/1925, 5/16/1927, 5/7/1947, 5/10/1966, 5/4/1978, 5/6/1989, 5/7/1989, 5/20/2002: 50
Top 20 Mays with the Coldest Average Low
1. 1961: 44.6
2. 1966: 44.8
3. 1907: 45.5
4. 1967: 45.6
5. 1917: 45.9
6. 1954: 46
7. 1971, 1994: 46.2
8. 1963, 1997: 46.4
9. 1924: 46.5
10. 1976: 46.7
11. 1925: 46.9
12. 2005: 47
13. 1891: 47.2
14. 1983, 1984: 47.3
15. 1989: 47.6
16. 1897: 47.8
17. 1992, 2002: 48.1
18. 1910: 48.2
19. 1945: 48.3
20. 1935: 48.4
Top 10 Coldest May Lows
1. 5/10/1966: 25
2. 5/6/1968: 29
3. 5/9/1947, 5/1/1963, 5/2/1963, 5/9/1966, 5/1/1978, 5/3/1978, 5/9/1983, 5/2/1994, 5/9/2020: 30
4. 5/9/1923, 5/1/1943, 5/8/1954, 5/4/1966, 5/1/1971, 5/7/1974, 5/2/1978, 5/4/1986, 5/4/2005, 5/12/2020: 31
5. 5/8/1947, 5/6/1957, 5/16/1959, 5/2/1961, 5/7/1970, 5/10/1977, 5/5/1979, 5/9/1980, 5/10/1983, 5/7/1989, 5/16/2016: 32
6. 5/2/1897, 5/10/1906, 5/1/1909, 5/2/1909, 5/5/1910, 5/2/1911, 5/25/1925, 5/4/1926, 5/2/1929, 5/3/1929, 5/1/1945, 5/4/1954, 5/3/1961, 5/4/1961, 5/11/1966, 5/3/1967, 5/4/1971, 5/5/1973, 5/8/1980, 5/3/1986, 5/11/1997, 5/22/2002: 33
7. 5/21/1883, 5/7/1891, 5/17/1891, 5/4/1900, 5/1/1903, 5/2/1903, 5/11/1907, 5/1/1908, 5/11/1913, 5/1/1914, 5/3/1920, 5/14/1920, 5/1/1939, 5/7/1947, 5/5/1954, 5/9/1954, 5/10/1954, 5/4/1957, 5/27/1961, 5/23/1963, 5/1/1969, 5/10/1972, 5/11/1972, 5/18/1973, 5/8/1976, 5/9/1976, 5/11/1977, 5/1/1979, 5/3/1995, 5/13/1996, 5/14/1996, 5/19/2002, 5/4/2004, 5/5/2011, 5/7/2020, 5/8/2020, 5/13/2020, 5/1/2021: 34
8. 5/22/1883, 5/10/1885, 5/2/1890, 5/8/1892, 5/13/1895, 5/14/1895, 5/21/1895, 5/9/1906, 5/2/1907, 5/4/1907, 5/3/1911, 5/10/1913, 5/8/1923, 5/10/1923, 5/3/1940, 5/11/1945, 5/10/1947, 5/8/1950, 5/21/1954, 5/8/1956, 5/3/1957, 5/5/1957, 5/2/1966, 5/10/1967, 5/23/1967, 5/3/1970, 5/5/1972, 5/6/1974, 5/12/1976, 5/9/1977, 5/17/1984, 5/4/1989, 5/3/2004, 5/3/2005, 5/10/2010, 5/8/2017, 5/12/2021: 35
9. 5/1/1880, 5/8/1885, 5/1/1889, 5/5/1891, 5/6/1891, 5/20/1894, 5/5/1900, 5/1/1905, 5/7/1906, 5/8/1906, 5/1/1907, 5/12/1907, 5/21/1907, 5/28/1907, 5/3/1917, 5/9/1917, 5/2/1925, 5/24/1925, 5/3/1926, 5/7/1928, 5/20/1929, 5/4/1935, 5/12/1938, 5/3/1939, 5/2/1940, 5/8/1948, 5/3/1952, 5/24/1956, 5/8/1958, 5/30/1961, 5/3/1963, 5/2/1968, 5/6/1970, 5/28/1971, 5/8/1977, 5/27/1983, 5/15/1984, 5/16/1984, 5/30/1984, 5/6/1987, 5/3/1989, 5/6/1989, 5/1/1994, 5/1/1995, 5/2/1997, 5/1/2005, 5/3/2005, 5/10/2020, 5/13/2021: 36
10. 5/19/1894, 5/15/1895, 5/17/1895, 5/3/1897, 5/10/1902, 5/16/1904, 5/5/1907, 5/2/1908, 5/4/1909, 5/1/1911, 5/2/1914, 5/5/1917, 5/10/1917, 5/22/1924, 5/2/1939, 5/28/1949, 5/22/1954, 5/2/1960, 5/23/1961, 5/3/1966, 5/7/1966, 5/11/1969, 5/26/1969, 5/6/1973, 5/4/1976, 5/17/1979, 5/7/1981, 5/20/1981, 5/8/1983, 5/11/1983, 5/17/1983, 5/18/1985, 5/1/1987, 5/1/1988, 5/2/1988, 5/8/1989, 5/6/1990, 5/5/2016, 5/15/2016, 5/11/2020, 5/6/2021, 5/8/2021: 37
Top 20 Mays with the Coldest Means
1. 1917: 55.3
2. 1924, 1967: 55.4
3. 1907: 55.7
4. 1966: 56.1
5. 1961, 1997: 56.5
6. 1910: 57.1
7. 1989: 57.2
8. 1925: 57.4
9. 1882, 1983, 1984: 57.5
10. 1891, 1954: 57.6
11. 1897: 57.9
12. 1935, 1945, 1971: 58
13. 1976: 58.1
14. 1915, 2005: 58.2
15. 1994: 58.4
16. 1968: 58.5
17. 2002: 58.7
18. 1963: 58.8
19. 1990: 59
20. 1919, 1940: 59.2
Top 10 Coldest May Means
1. 5/9/1923: 34
2. 5/9/1966: 37
3. 5/2/1897, 5/10/1966: 37.5
4. 5/3/1940: 38
5. 5/22/1883, 5/14/1895, 5/1/1909, 5/8/1947, 5/9/1947: 38.5
6. 5/2/1911, 5/2/1940: 39
7. 5/3/1929, 5/4/1954, 5/11/1966: 39.5
8. 5/5/1917, 5/25/1925: 40
9. 5/19/1894, 5/4/1907, 5/6/1917, 5/9/2020: 40.5
10. 5/9/1906, 5/4/1935, 5/10/1960, 5/1/1978, 5/7/1989, 5/11/2020: 41
Top 5 Mays with the Most 60 or Below Highs
1. 1917, 1989: 12
2. 1924: 11
3. 1907: 10
4. 1929: 9
5. 1894, 1910, 1920, 1935, 1945, 1967, 1978: 8
Top 5 Mays with the Most 32 or Below Lows
1. 1966, 1978: 3
2. 1947, 1963, 1983, 2020: 2
3. 1923, 1943, 1954, 1957, 1959, 1961, 1968, 1970, 1971, 1974, 1977, 1979, 1980, 1986, 1989, 1994, 2005, 2016: 1
4. All Other Years: 0
Heat Records
Top 20 Mays with the Warmest Average High
1. 2018: 82.6
2. 1991: 81.8
3. 2012: 80.5
4. 1896, 1965: 80.4
5. 1944: 80.3
6. 1977: 80.2
7. 1911: 79.7
8. 1982: 79.3
9. 1880, 2007: 79.2
10. 1962: 78.9
11. 1987: 78.8
12. 1918: 78.6
13. 1975: 78.1
14. 1959: 78
15. 2015, 2024: 77.9
16. 1887, 1939: 77.7
17. 1881, 1934: 77.5
18. 1998: 77.4
19. 1900, 2004: 77.1
20. 1941: 77
Top 10 Warmest May Highs
1. 5/31/1895: 96
2. 5/30/1895: 95
3. 5/26/1911, 5/27/1911, 5/28/1911 5/29/1914, 5/10/1936: 94
4. 5/9/1896, 5/22/1941, 5/30/1953, 5/31/1953, 5/18/1962, 5/25/1975, 5/31/1988, 5/31/2011, 5/27/2012, 5/28/2012: 93
5. 5/29/1881, 5/5/1895, 5/29/1895, 5/10/1896, 5/11/1896, 5/17/1900, 5/22/1902, 5/28/1914, 5/31/1934, 5/31/1937, 5/21/1941, 5/28/1941, 5/29/1941, 5/30/1942, 5/5/1952, 5/19/1964, 5/15/1991, 5/25/1991, 5/29/1991, 5/30/2011: 92
6. 5/30/1881, 5/10/1889, 5/16/1900, 5/19/1902, 5/21/1902, 5/29/1908, 5/19/1911, 5/25/1911, 5/28/1918, 5/31/1919, 5/25/1939, 5/26/1939, 5/27/1941, 5/31/1954, 5/5/1959, 5/6/1959, 5/14/1962, 5/17/1962, 5/20/1962, 5/29/1987, 5/14/1991, 5/30/2006, 5/31/2006, 5/26/2012, 5/28/2018, 5/25/2021: 91
7. 5/24/1880, 5/12/1881, 5/22/1887, 5/15/1900, 5/25/1904, 5/28/1908, 5/18/1911, 5/22/1911, 5/29/1911, 5/25/1914, 5/26/1914, 5/27/1914, 5/31/1918, 5/30/1919, 5/20/1934, 5/21/1934, 5/9/1936, 5/23/1939, 5/31/1939, 5/29/1942, 5/31/1942, 5/26/1944, 5/27/1944, 5/5/1949 5/6/1949, 5/15/1962, 5/16/1962, 5/9/1963 5/15/1965, 5/20/1975, 5/21/1975, 5/24/1975, 5/30/1988, 5/28/1991, 5/31/1991, 5/19/1998, 5/29/1998, 5/29/2006, 5/29/2011, 5/27/2014, 5/29/2018, 5/25/2019: 90
8. 5/25/1880, 5/28/1881, 5/31/1881, 5/17/1889, 5/4/1895, 5/9/1895, 5/14/1900, 5/4/1902, 5/6/1902, 5/26/1918, 5/27/1918, 5/23/1925, 5/30/1929, 5/6/1930, 5/28/1931, 5/8/1936, 5/11/1936, 5/30/1944, 5/31/1944, 5/5/1950, 5/25/1953, 5/26/1953, 5/4/1955, 5/3/1959, 5/20/1959, 5/23/1964, 5/29/1969, 5/22/1970, 5/26/1975, 5/18/1977, 5/20/1977, 5/21/1977, 5/28/1977, 5/31/1977, 5/14/1982, 5/28/1988, 5/15/1989, 5/16/1991, 5/23/1991, 5/30/1991, 5/10/1993, 5/18/1996, 5/19/1996, 5/20/1996, 5/23/2007, 5/30/2007, 5/31/2007, 5/27/2010, 5/30/2010, 5/25/2012, 5/28/2014, 5/27/2018, 5/26/2020, 5/23/2021, 5/31/2022, 5/21/2024: 89
9. 5/20/1879, 5/30/1879, 5/26/1880, 5/26/1881, 5/27/1881, 5/10/1895, 5/16/1899, 5/17/1903, 5/15/1906, 5/16/1906, 5/17/1906, 5/18/1906, 5/16/1911, 5/17/1911, 5/20/1911, 5/25/1918, 5/23/1921, 5/21/1927, 5/10/1930, 5/19/1934, 5/19/1939, 5/27/1939, 5/22/1940, 5/26/1941, 5/1/1942, 5/20/1944, 5/18/1949, 5/27/1955, 5/13/1956, 5/2/1959, 5/19/1959, 5/29/1959, 5/13/1962, 5/29/1962, 5/22/1964, 5/9/1965, 5/27/1967, 5/17/1974, 5/17/1977, 5/19/1977, 5/29/1977, 5/6/1982, 5/12/1982, 5/13/1982, 5/30/1988, 5/29/1989, 5/22/1991, 5/24/1991, 5/9/1993, 5/11/1993, 5/22/1994, 5/15/1998, 5/12/2011, 5/3/2012, 5/21/2013, 5/8/2014, 5/13/2014, 5/7/2015, 5/27/2016, 5/17/2017, 5/15/2018, 5/21/2021, 5/19/2024, 5/20/2024: 88
10. 5/12/1879, 5/29/1879, 5/31/1879, 5/8/1880, 5/20/1887, 5/21/1887, 5/8/1889, 5/9/1889, 5/18/1889, 5/17/1894, 5/2/1899, 5/28/1899, 5/18/1903, 5/4/1905, 5/25/1908, 5/15/1911, 5/21/1911, 5/26/1916, 5/27/1921, 5/29/1929, 5/9/1930, 5/29/1931, 5/30/1934, 5/7/1936, 5/17/1936, 5/23/1936, 5/26/1937, 5/27/1937, 5/30/1937, 5/3/1938, 5/4/1938, 5/6/1943, 5/21/1944, 5/1/1951, 5/16/1951, 5/3/1955, 5/4/1959, 5/8/1965, 5/28/1969, 5/21/1970, 5/23/1970, 5/14/1974, 5/19/1975, 5/22/1975, 5/27/1978, 5/8/1979, 5/15/1982, 5/18/1982, 5/27/1986, 5/17/1987, 5/21/1988, 5/27/1988, 5/12/1991, 5/13/1991, 5/17/1991, 5/23/1994, 5/24/1995, 5/14/1998, 5/16/1998, 5/20/1998, 5/12/1999, 5/17/1999, 5/30/1999, 5/31/2000, 5/31/2002, 5/11/2005, 5/28/2006, 5/1/2007, 5/15/2007, 5/24/2007, 5/25/2007, 5/29/2007, 5/23/2009, 5/26/2010, 5/20/2012, 5/21/2012, 5/29/2013, 5/30/2013, 5/31/2013, 5/26/2014, 5/8/2015, 5/9/2015, 5/31/2016, 5/16/2017, 5/12/2018, 5/13/2018, 5/14/2018, 5/25/2018, 5/31/2018, 5/28/2019, 5/25/2020, 5/20/2021, 5/22/2021, 5/20/2022, 5/21/2022, 5/30/2022, 5/30/2023, 5/31/2023, 5/2/2024: 87
Top 20 Mays with the Warmest Average Low
1. 2018: 60.8
2. 1991: 59.9
3. 1896: 59
4. 2012: 58.9
5. 1944: 58.6
6. 1880, 2024: 58.3
7. 1881: 58
8. 1887, 1918: 57.7
9. 1911: 57.4
10. 1998: 57.2
11. 1922: 56.6
12. 2004: 56.5
13. 1933, 2022: 56.3
14. 2010, 2013: 56
15. 1965, 2015: 55.8
16. 1899, 2011: 55.6
17. 1959, 1962, 2014: 55.5
18. 1975: 55.1
19. 1934, 2019: 55
20. 1942: 54.9
Top 10 Warmest May Lows
1. 5/26/1880: 75
2. 5/30/1942, 5/26/1991, 5/30/1991, 5/27/2014: 73
3. 5/27/2012: 72
4. 5/18/1889, 5/31/1918, 5/23/1925, 5/30/1929, 5/29/1941, 5/31/1953, 5/24/1991, 5/25/1991, 5/28/2012, 5/29/2012, 5/21/2013, 5/30/2018, 5/31/2018: 71
5. 5/31/1879, 5/13/1881, 5/19/1911, 5/26/1911, 5/28/1911, 5/29/1914, 5/26/1918, 5/27/1939, 5/28/1939, 5/28/1941, 5/31/1985, 5/20/1996, 5/30/2007, 5/18/2017, 5/29/2019, 5/27/2020: 70
6. 5/23/1884, 5/31/1895, 5/28/1908, 5/27/1911, 5/27/1914, 5/25/1918, 5/31/1929, 5/22/1941, 5/31/1942, 5/31/1989, 5/27/1991, 5/29/1991, 5/23/2004, 5/31/2006, 5/31/2011, 5/26/2012, 5/3/2018, 5/24/2021, 5/22/2024: 69
7. 5/24/1880, 5/25/1880, 5/9/1881, 5/30/1895, 5/1/1899, 5/26/1908, 5/18/1911, 5/20/1911, 5/28/1914, 5/27/1918, 5/22/1927, 5/29/1929, 5/20/1933, 5/21/1934, 5/11/1936, 5/27/1941, 5/1/1942, 5/22/1944, 5/26/1944, 5/28/1991, 5/19/1996, 5/9/2000, 5/28/2010, 5/12/2011, 5/29/2011, 5/30/2011, 5/29/2013, 5/31/2013, 5/18/2015, 5/30/2015, 5/27/2018, 5/28/2018, 5/29/2018, 5/25/2021: 68
8. 5/25/1879, 5/30/1879, 5/8/1880, 5/9/1880, 5/27/1880, 5/11/1881, 5/12/1881, 5/31/1881, 5/31/1890, 5/6/1895, 5/17/1896, 5/27/1908, 5/17/1911, 5/22/1911, 5/28/1929, 5/7/1930, 5/26/1932, 5/6/1941, 5/29/1942, 5/24/1944, 5/31/1944, 5/22/1955, 5/21/1959, 5/27/1959, 5/28/1959, 5/30/1962, 5/31/1970, 5/17/1974, 5/10/1979, 5/30/1980, 5/30/1987, 5/31/1991, 5/31/1998, 5/12/2000, 5/14/2004, 5/20/2004, 5/31/2010, 5/25/2012, 5/30/2013, 5/9/2014, 5/13/2014, 5/28/2014, 5/29/2015, 5/28/2016, 5/17/2017, 5/28/2019, 5/31/2022: 67
9. 5/13/1879, 5/29/1879, 5/30/1881, 5/21/1887, 5/10/1889, 5/17/1894, 5/5/1895, 5/22/1898, 5/27/1899, 5/31/1900, 5/20/1902, 5/21/1902, 5/23/1902, 5/25/1904, 5/29/1908, 5/23/1911, 5/29/1911, 5/26/1914, 5/30/1918, 5/25/1921, 5/31/1921, 5/10/1930, 5/11/1930, 5/26/1933, 5/10/1934, 5/28/1937, 5/20/1938, 5/31/1943, 5/12/1956, 5/30/1956, 5/20/1959, 5/23/1962, 5/31/1962, 5/25/1975, 5/30/1975, 5/22/1977, 5/23/1980, 5/22/1984, 5/28/1987, 5/31/1987, 5/30/1989, 5/14/1991 5/17/1991, 5/17/1996, 5/31/1999, 5/31/2007, 5/31/2008, 5/27/2009, 5/22/2013, 5/8/2014, 5/16/2015, 5/17/2015, 5/26/2015, 5/26/2016, 5/18/2018, 5/19/2018, 5/22/2018, 5/23/2019, 5/25/2020, 5/28/2020: 66
10. 5/10/1880, 5/20/1880, 5/10/1881, 5/29/1881, 5/22/1884, 5/24/1885, 5/28/1888, 5/9/1889, 5/11/1896, 5/14/1896, 5/22/1896, 5/19/1898, 5/20/1898, 5/17/1900, 5/3/1902, 5/4/1902, 5/19/1902, 5/18/1903, 5/16/1906, 5/18/1906, 5/25/1908, 5/21/1911, 5/28/1912, 5/26/1916, 5/28/1918, 5/31/1919, 5/24/1922, 5/27/1923, 5/29/1923, 5/27/1929, 5/19/1931, 5/8/1932, 5/25/1932, 5/25/1933, 5/27/1933, 5/12/1936, 5/27/1937, 5/19/1938, 5/26/1939, 5/18/1944, 5/21/1944, 5/23/1944, 5/28/1944, 5/23/1955, 5/28/1955, 5/13/1956, 5/26/1957, 5/11/1959, 5/22/1959, 5/26/1959, 5/29/1959, 5/31/1959, 5/28/1962, 5/7/1964, 5/25/1965, 5/26/1965, 5/24/1970, 5/31/1974, 5/21/1975, 5/24/1975, 5/26/1975, 5/21/1977, 5/29/1978, 5/30/1978, 5/31/1980, 5/27/1985, 5/18/1986, 5/30/1986, 5/19/1987, 5/29/1987, 5/16/1991, 5/28/1995, 5/20/1998, 5/30/1998, 5/8/2000, 5/13/2004, 5/18/2004, 5/30/2006, 5/29/2010, 5/13/2011, 5/22/2011, 5/3/2012, 5/20/2013, 5/12/2014, 5/29/2014, 5/25/2015, 5/27/2015, 5/27/2016, 5/29/2016, 5/21/2017, 5/28/2017, 5/15/2018, 5/20/2018, 5/26/2018, 5/26/2019, 5/27/2019, 5/26/2020, 5/26/2021, 5/20/2022, 5/4/2024, 5/21/2024, 5/25/2024: 65
Top 20 Mays with the Warmest Means
1. 2018: 71.7
2. 1991: 70.8
3. 1896, 2012: 69.7
4. 1944: 69.5
5. 1880: 68.8
6. 1911: 68.6
7. 1918: 68.2
8. 1965, 2024: 68.1
9. 1881, 1887 67.7
10. 1998: 67.3
11. 1962: 67.2
12. 1959, 1977, 1982, 2004, 2007, 2015: 66.8
13. 1975: 66.6
14. 1934, 2022: 66.2
15. 1939, 2013: 66.1
16. 1987: 66
17. 1903, 2014: 65.9
18. 2010: 65.6
19. 1922, 1936: 65.5
20. 1900: 65.4
Top 10 Warmest May Means
1. 5/31/1895, 5/30/1942, 5/27/2012: 82.5
2. 5/26/1911, 5/28/1911, 5/29/1914, 5/31/1953, 5/28/2012: 82
3. 5/26/1880, 5/30/1895, 5/27/1911, 5/29/1941, 5/25/1991, 5/27/2014: 81.5
4. 5/22/1941, 5/28/1941, 5/30/1991, 5/31/2011: 81
5. 5/19/1911, 5/31/1918, 5/29/1991: 80.5
6. 5/28/1914, 5/23/1925, 5/30/1929, 5/31/2006, 5/30/2011, 5/26/2012: 80
7. 5/28/1908, 5/27/1914, 5/26/1918, 5/27/1941, 5/31/1942, 5/25/1975, 5/24/1991, 5/20/1996, 5/30/2007, 5/21/2013, 5/28/2018, 5/25/2021: 79.5
8. 5/24/1880, 5/18/1889, 5/5/1895, 5/18/1911, 5/21/1934, 5/27/1939, 5/26/1944, 5/26/1991, 5/28/1991, 5/29/2011, 5/29/2018, 5/31/2018: 79
9. 5/31/1879, 5/25/1880, 5/12/1881, 5/29/1881, 5/30/1881, 5/10/1889, 5/11/1896, 5/17/1900, 5/21/1902, 5/29/1908, 5/22/1911, 5/25/1918, 5/27/1918, 5/11/1936, 5/29/1942, 5/18/1962, 5/14/1991, 5/31/1991, 5/19/1996, 5/29/2013, 5/31/2013, 5/27/2018, 5/30/2018: 78.5
10. 5/13/1881, 5/31/1881, 5/19/1902, 5/22/1902, 5/25/1904, 5/20/1911, 5/29/1911, 5/26/1914, 5/28/1918, 5/31/1919, 5/10/1936, 5/26/1939, 5/1/1942, 5/31/1944, 5/5/1952, 5/29/1987, 5/30/2006, 5/12/2011, 5/25/2012, 5/29/2012, 5/30/2013, 5/28/2014, 5/31/2022: 78
Top 5 Mays with the Most 90 or Above Highs
1. 1911: 8
2. 1962, 1991: 6
3. 1914, 19141: 5
4. 1895, 1939, 1975: 4
5. 1881, 1896, 1900, 1902, 1934, 1942, 2006, 2011, 2012: 3
Top 5 Mays with the Most 70 or Above Lows
1. 1991: 4
2. 1911, 2012: 3
3. 1918, 1939, 1941, 2018: 2
4. 1879, 1880, 1881, 1889, 1914, 1925, 1929, 1942, 1953, 1985, 1996, 2007, 2013, 2014, 2017, 2019, 2020: 1
5. All Other Years: 0
Top 5 Mays with the Greatest Temperature Range (Max High to Low Minimum)
1. 1895, 1911: 61
2. 1914, 1954, 1963, 1966: 60
3. 1959, 2011, 2020: 59
4. 1900, 1994: 58
5. 1908, 1939, 1970, 1974, 1977, 1978, 2021: 57
Precipitation Records
Top 20 Mays with the Most Precipitation
1. 1882: 9.59″
2. 1968: 9.11″
3. 2022: 8.69″
4. 1886: 7.67″
5. 2001: 7.03″
6. 1990: 7.01″
7. 1933: 6.95″
8. 2002: 6.60″
9. 1972: 6.56″
10. 1981: 6.50″
11. 1927: 6.48″
12. 1883: 6.38″
13. 2020: 6.29″
14. 1898: 6.04″
15. 2004: 5.93″
16. 2003: 5.92″
17. 2011: 5.90″
18. 1885: 5.83″
19. 1960: 5.82″
20. 1996: 5.81″
Top 10 Wettest May Days
1. 5/28/2000: 2.67″
2. 5/12/2023: 2.49″
3. 5/18/2020: 2.33″
4. 5/29/1982: 2.12″
5. 5/1/1893, 5/31/1997: 2.07″
6. 5/8/1972: 2.06″
7. 5/19/2020: 2.02″
8. 5/5/1882: 1.97″
9. 5/13/1886: 1.93″
10. 5/12/1918, 5/2/1935, 5/23/1968: 1.92″
Top 20 Mays with the Least Precipitation
1. 1939: 0.38″
2. 1934: 0.60″
3. 1932: 0.79″
4. 1902, 1977: 0.95″
5. 1930: 1.04″
6. 1911: 1.15″
7. 1914: 1.28″
8. 2007: 1.40″
9. 1976: 1.41″
10. 1926: 1.42″
11. 1928: 1.51″
12. 1963: 1.61″
13. 2013: 1.62″
14. 1994: 1.69″
15. 1895: 1.73″
16. 1999: 1.80″
17. 1900: 1.82″
18. 1964: 1.95″
19. 1881, 1920: 2.00″
20. 1879: 2.09″
Top 5 Mays with the Most Precipitation Days
1. 2003: 26
2. 1973, 2019: 25
3. 2004: 24
4. 1894, 1908, 1927, 1943, 1946, 1967, 1968: 23
5. 1888, 1901, 1916, 1933, 1959, 1984, 1989, 2011: 22
Top 5 Mays with the Most 0.25″+ Precipitation Days
1. 1882, 1981: 11
2. 1883, 1990: 10
3. 1933, 1996, 2002, 2011: 9
4. 1886, 1919, 1922, 1967, 1968, 1974, 1983, 2001, 2003, 2004, 2022: 8
5. 1890, 1898, 1910, 1916, 1927, 1929, 1938, 1943, 1946, 1956, 1960, 1970, 1997, 2024: 7
Top 5 Mays with the Most 0.50″+ Precipitation Days
1. 1882: 10
2. 1981, 2022: 7
3. 1883, 1886, 1898, 1968, 1972, 2001: 6
4. 1885, 1929, 1948, 1957, 1960, 1970, 1983, 1990, 2003, 2011, 2017: 5
5. 1893, 1908, 1909, 1919, 1933, 1935, 1940, 1944, 1947, 1952, 1956, 1965, 1984, 1985, 1995, 1996, 2002, 2004, 2014: 4
Top 5 Mays with the Most: 1″+ Precipitation Days
1. 1968: 4
2. 1886, 1933, 2001: 3
3. 1882, 1884, 1898, 1927, 1960, 1970, 1972, 1980, 1982, 1985, 1996, 1997, 2003, 2020, 2022: 2
4. 1880, 1883, 1885, 1888, 1889, 1890, 1893, 1897, 1901, 1904, 1909, 1916, 1918, 1919, 1920, 1922, 1925, 1929, 1935, 1937, 1938, 1940, 1942, 1944, 1945, 1947, 1948, 1950, 1953, 1955, 1956, 1957, 1959, 1961, 1965, 1966, 1967, 1969, 1971, 1975, 1984, 1990, 1991, 2000, 2002, 2004, 2005, 2009, 2011, 2012, 2014, 2015, 2017, 2018, 2021, 2023, 2024: 1
5. All Other Years: 0
Snowfall Records
Top 10 Mays with the Most Snowfall
1. 1989: 0.8″
2. 1883: 0.5″
3. 1923: 0.3″
4. 1888, 1895, 1897, 1904, 1906, 1909, 1911, 1929, 1940, 1947, 1954, 1957, 1966: Trace
5. All Other Years: 0
Top 10 May Days with the Most Snowfall
1. 5/7/1989: 0.8″
2. 5/22/1883: 0.4″
3. 5/9/1923: 0.3″
4. 5/21/1883: 0.1″
5. 5/14/1888, 5/14/1895, 5/2/1897, 5/15/1904, 5/9/1906, 5/1/1909, 5/2/1909, 5/2/1911, 5/8/1923, 5/3/1929, 5/2/1940, 5/8/1947, 5/9/1954, 5/3/1957, 5/9/1966, 5/11/1966: Trace
6. All Other Years: 0
Top 10 Mays with the Most Snow Days
1. 1883, 1909, 1966: 2
2. 1888, 1895, 1897, 1904, 1906, 1911, 1929, 1940, 1947, 1954, 1957, 1989: 1
3. All Other Years 0