August Weather

**Last Updated: 8/3/2013

August Weather Stats are for the period 1878-2012.

1981-2010 August Averages
High: 83.7
Low: 63.4
Mean: 73.6
Precipitation: 3.32″

Top 20 Wettest Augusts
1. 2003: 11.42″
2. 1979: 8.63″
3. 1972: 7.96″
4. 1995: 7.56″
5. 1898: 7.16″
6. 1915: 7.01″
7. 1880: 6.95″
8. 1935: 6.61″
9. 1980: 6.26″
10. 1906: 6.15″
11. 1926: 6.13″
12. 1885: 5.90″
13. 1997: 5.77″
14. 1905: 5.54″
15. 1978: 5.23″
16. 1954: 5.18″
17. 1892: 5.12″
18. 2005: 5.09″
19. 1976: 5.08″
20. 1878: 5.00″

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**For this and all other graphs, the 1870s include 1878-1879 only and the 2010s include 2010-2012 only.

Top 20 Driest Augusts
1. 1924: 0.33″
2. 1910: 0.42″
3. 1939: 0.49″
4. 1951: 0.58″
5. 1903: 0.67″
6. 1884: 0.70″
7. 1832: 0.71″
8. 1993: 0.74″
9. 1957: 0.88″
10. 1982: 1.02″
11. 1928: 1.05″
12. 1981: 1.41″
13. 1899: 1.49″
14. 1967: 1.51″
15. 1959: 1.55″
16. 1986: 1.61″
17. 1902: 1.62″
18. 1893: 1.65″
19. 1901: 1.71″
20. 1943: 1.78″

Top 20 Greatest August Daily Rainfalls
1. 8/11/1915: 3.60″
2. 8/5/1995: 3.17″
3. 8/30/2003: 2.64″
4. 8/29/2008: 2.51″
5. 8/15/2003, 8/28/2009: 2.44″
6. 8/30/2005: 2.42″
7. 8/20/2007: 2.37″
8. 8/7/1935, 8/31/2001: 2.35″
9. 8/7/1977: 2.32″
10. 8/2/1964: 2.18″
11. 8/30/1973: 2.16″
12. 8/28/1914: 2.12″
13. 8/20/1880: 2.11″
14. 8/17/1972: 2.06″
15. 8/2/1921, 8/6/1976: 2.00″
16. 4/9/1905: 1.98″
17. 8/3/1898: 1.93″
18. 8/27/1992: 1.89″
19. 8/9/1969: 1.87″
20. 8/23/1979: 1.86″

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Top 5 Augusts with # of Precipitation Days
1. 1915: 20
2. 1918, 1923, 1997: 19
3. 1882, 1912, 1936, 1980: 18
4. 1906, 1917, 1920, 1931, 2003: 17
5. 1878, 1891, 1897, 1898, 1926, 1930, 1935: 16

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Top 3 Augusts with 1″+ Daily Rainfalls
1. 2003: 5
2. 1979: 4
3. 1892, 1898, 1905, 1926, 1972, 1989, 1995: 3

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Top 3 Augusts with 0.50″+ Daily Rainfalls
1. 2003: 9
2. 1885, 1972: 6
3. 1898, 1905, 1906, 1979, 1995: 5

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Top 3 Augusts with 0.25″+ Daily Rainfalls
1. 1885, 2003: 9
2. 1878, 1975, 1997: 8
3. 1880, 1898, 1923, 1931, 1935, 1965, 1966, 1974, 1978, 1979, 2005: 7

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Top 20 Coldest August Means
1. 1927: 67.7
2. 1915, 1967, 1976: 68.3
3. 1946, 1971: 68.9
4. 1982: 69.2
5. 1992: 69.4
6. 1929: 69.5
7. 1950: 69.8
8. 1963: 69.9
9. 1972: 70.1
10. 1883, 1890: 70.2
11. 1889, 1920, 1997: 70.3
12. 1981: 70.4
13. 1902, 1919, 2004: 70.6
14. 1912: 70.7
15. 1887, 1973: 70.8
16. 1904, 1907: 70.9
17. 1965, 1986: 71.0
18. 1885, 1891, 1897: 71.1
19. 1964, 1969, 1985, 1989: 71.2
20. 1879, 1966, 2000: 71.3

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Top 5 Coldest Daily August Highs
1. 8/30/1915: 60
2. 8/27/1885, 8/30/1935, 8/7/1976: 64
3. 8/22/1923, 8/19/1927, 8/28/1986: 65
4. 8/16/1879, 8/25/1879, 8/26/1885, 8/30/1890, 8/22/1920, 8/21/1930, 8/13/1931, 8/17/1943, 8/26/1968, 8/9/1972, 8/15/1979, 8/25/1987: 66
5. 8/3/1880, 8/10/1882, 8/22/1888, 8/23/1890, 8/23/1891, 8/31/1919, 8/15/1929, 8/24/1942, 8/6/1951, 8/27/1951, 8/19/1963, 8/31/1967, 8/17/2000, 8/13/2004: 67

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Top 5 Coldest Daily August Lows
1. 8/29/1965: 39
2. 8/29/1986: 40
3. 8/29/1887: 42
4. 8/31/1915, 8/15/1964: 43
5. 8/28/1887, 8/21/1950: 44

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Top 3 Augusts with Most 70 or Below Highs
1. 1927: 6
2. 1890, 1915: 5
3. 1917, 1920: 4

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Top 5 Augusts with Most 60 or Below Lows
1. 1986: 24
2. 1927, 1963, 1971, 1973: 22
3. 1967: 21
4. 1889, 1969, 1976, 1982: 20
5. 1962, 1992: 19

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Top 20 Warmest August Means
1. 1947: 79.4
2. 1900: 78.5
3. 1995: 78.4
4. 1936: 77.9
5. 2007: 77.8
6. 1918: 77.6
7. 1959, 1975: 77.3
8. 1955: 77.2
9. 1938: 76.8
10. 1937: 76.6
11. 2005: 76.5
12. 2010: 76.3
13. 1983, 1998, 2002: 76.2
14. 1944: 76.0
15. 1881, 1899, 1916, 1980: 75.9
16. 1993, 2006: 75.8
17. 1906: 75.7
18. 1895: 75.6
19. 1913, 2012: 75.4
20. 1988: 75.3

Top 5 Warmest August Daily Highs
1. 8/5/1918: 103
2. 8/6/1918: 102
3. 8/19/1936, 8/20/1983: 101
4. 8/27/1948, 8/30/1953, 8/3/1955: 100
5. 8/21/1936, 8/4/1955, 8/19/1955, 8/20/1955, 8/25/1959, 8/2/1991: 99

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Top 3 Warmest August Lows
1. 8/28/1880, 8/6/1916, 8/6/1918, 8/7/1918: 77
2. 8/28/1880, 8/5/1918, 8/11/1918, 8/22/1936, 8/19/1947, 8/7/2007, 8/8/2007, 8/9/2007: 76
3. 8/30/1881, 8/14/1918, 8/5/1924, 8/16/1936, 8/21/1936, 8/10/1938, 8/16/1938, 8/22/1975, 8/16/1995, 8/8/2001, 8/1/2006, 8/2/2006, 8/3/2006: 75

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The link below is for an Excel spreadsheet containing daily August weather for every year 1878-2012.
augustweather

August Severe Weather Events

**Event information is listed as: Type of Event, Date of Event, Time of Event, Strength of Event, Place of Event, # of People Killed, # of People Injured, Damages in Estimated $ Amount and Description of the Event if available.

Flood

August 19, 2011– 4:15PM-5:15PM- 1″-3″- Dublin 40.12 N, 83.11 W- 0- 0- $1,000
Several streets had flooding on the north side of Dublin.

August 28, 2009– 1:53PM-2:23PM- 2″-4″- Grove City 39.88 N, 83.08 W- 0- 0- $20,000
Numerous streets flooded with four water rescues.

August 18, 2000– 12:15AM-2AM- 1″-3″- Columbus- 0- 0- $5,000
Heavy rain flooded roads around the city.

August 18, 1995– 10:15AM-12:15PM- 1″-3″- Countywide- 0- 0- $4,000
Saturated ground and thunderstorms caused flooding of streets, streams and low-lying areas.

August 6, 1995– 12:05AM-2AM- 1″-1.5″- Southern Franklin County- 0- 0- $3,000
Additional heavy rain from Hurricane Erin remnants caused State Route 104 to close due to high water. High water also covered I-71 just south of I-70 on the South Side.

August 6, 1995– 12:05AM-2AM- 1″-1.5″- Southern Franklin County- 0- 0- $3,000
Additional heavy rain from Hurricane Erin remnants caused State Route 104 to close due to high water. High water also covered I-71 just south of I-70 on the South Side.

August 5, 1995– 12:10PM-3:15PM- 2″-5″- Countywide- 0- 0- $4,000
The remnants of Hurricane Erin brought heavy rains over a 3-hour period, flooding streets, low-lying areas and many basements.

August 5, 1995– 6:40PM-10PM- 1″-3″- Eastern Franklin County- 0- 0- $3,000
Hurricane Erin remnants caused Blacklick Creek near Reynoldsburg to overflow its banks.

August 14, 1994– 8:32AM-12PM- 2″-4″- Columbus- 0- 0- $50,000
Heavy thunderstorms flooded streets, basements and low-lying areas.

Hail

August 19, 2012– 4:18PM-4:22PM- 1.00″- Westerville 40.12 N, 82.92 W- 0- 0

August 19, 2012– 4:08PM-4:12PM- 1.00″- Riverlea 40.10 N, 83.02 W- 0- 0

August 8, 2012– 3:21PM-3:25PM- 0.75″- Bannon 39.90 N, 82.94 W- 0- 0

August 9, 2000– 3:21PM-3:30PM- 0.88″- 3:21PM- Dublin 40.10 N, 83.12 W- 0- 0- $5,000
Nickle-size hail fell in the area

August 10, 1984– 5:45PM- 3.00″- Columbus 40.06 N, 83.07 W- 0- 0

Non-Thunderstorm Wind

Temperature

Thunderstorm Wind

August 8, 2012– 3:48PM-3:52PM- 58MPH- Groveport 39.86 N, 82.90 W- 0- 0- $1,000
Large tree down outside Groveport city building.

August 8, 2012– 3:41PM-3:45PM- 58MPH- Edgewater Park 39.89 N, 82.88 W- 0- 0- $1,000
Large tree down, blocking a lane on Hwy 33 near Hamilton Road.

August 8, 2012– 3:38PM-3:42PM- 58MPH- Valley Crossing 39.88 N, 82.93 W- 0- 0- $1,000
Large branches down along Alum Creek Road near Howard Road.

August 4, 2010– 10:13PM-10:17PM- 60MPH- Columbus 40.01 N, 82.95 W- 0- 0

August 4, 2010– 10:03PM-10:07PM- 58MPH- Grove City 39.88 N, 83.08 W- 0- 0- $1,000
Large branches down.

August 4, 2010– 1:22PM-1:25PM- 58MPH- Westerville 40.12 N, 82.92 W- 0- 0- $1,000
Trees down.

August 4, 2010– 1:18PM-1:23PM- 58MPH- Columbus 40.03 N, 83.0 W- 0- 0- $1,000
Large branches down.

August 4, 2010– 1:09PM-1:10PM- 59MPH- Port Columbus- 0- 0

August 4, 2010– 1:03PM-1:07PM- 58MPH- Westerville 40.12 N, 82.92 W- 0- 0- $1,000
Trees downed.

August 9, 2000– 10:10AM-10:25AM- 60MPH- Countywide- 0- 5- $50,000
A morning bow-echo event brought strong winds, injuring workers at a tent on OSU Campus, felling numerous trees and causing minor structural damage.

August 25, 1998– 3:35PM-3:45PM- 60MPH- Dublin- 0- 0- $5,000
Trees downed.

August 21, 1997– 6:22PM-6:25PM- 60MPH- Obetz- 0- 15- $50,000
Thunderstorm gusts knocked down 30 tents, injuring 15. Power lines were downed as well.

Tornado

August 28, 2006– 6:28PM-6:29PM- EF0- Columbus- 0- 0- $1,000
This 10 yard wide tornado travelled 0.1 miles from the intersection of State Route 104 and US Route 33.

August 28, 2006– 6:10PM-6:11PM- EF0- Grove City- 0- 0- $1,000
This 10 yard wide tornado travelled about 0.1 mile from the intersection of Rt. 23 and I-270 on the South Side.

August 27, 1992– 3:50PM- EF0- Columbus 40.06 N, 83.12 W- 0- 0- $25,000
This 50 yard wide tornado travelled about 1 mile.

August 7, 1984– 1PM- EF1- Columbus 40.01 N, 83.07 W- 0- 0- $250,000
This 50 yard wide tornado had a 1-mile path.

Winter Storm

Misc.