Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Canal Winchester experiences four distinct seasons with an average annual temperature of 53°F (12°C). Winters average 29°F in January while summers reach 75°F in July. The area gets 293 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 43.2 inches. Air quality is rated Good with a median AQI of 43. The city sits at an elevation of 757 feet.
Temperature
29°F Jan (-2°C)75°F Jul (24°C)
Annual Average
53.0°F
2% below US avg
January Average
29°F (-2°C)
July Average
75°F (24°C)
Sunny Days
293 days/yr
Geography
Elevation
757 ft (231 m)
Area
7.6 sq mi (19.7 km²)
Population Density
1,190/sq mi
Coordinates
39.8466°N, 82.8213°W
Timezone
America/New_York
County
Fairfield County County
Nearest Airport
Rickenbacker International (LCK) 6 miles away
Precipitation & Snow
Annual Rainfall43.2"
14% above US avg
Wettest Month (Jul)4.29"
Driest Month (Feb)2.20"
Air Quality
AQI Median
43.0
Rating
Good
Natural Hazard Risk
Overall Risk
Relatively Low
Risk Score
72.6 / 100
Social Vulnerability
16.0 / 100
Community Resilience
86.5 / 100
Hazard Breakdown
Tornado
Relatively Moderate
Hurricane
Very Low
Earthquake
Very Low
Wildfire
Very Low
Flood
Relatively Moderate
Hail
Relatively Moderate
Strong Wind
Relatively Moderate
Heat Wave
Relatively Moderate
Winter Weather
Relatively Moderate
Lightning
Relatively High
Ice Storm
Relatively High
Drought
Relatively Moderate
Cold Wave
Relatively Low
Landslide
Relatively Low
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
28 earthquakes (M2.5+) recorded within 150 km since 1990.
Strongest on record: M3.6.
Feb 19, 1995
8 km SSE of Rocky Fork Point, Ohio
M3.6
98 km
10 km
Nov 20, 2013
2 km SW of Buchtel, Ohio
M3.5
69 km
8 km
May 24, 2017
1 km S of McArthur, Ohio
M3.4
75 km
10 km
Jun 3, 2017
1 km WNW of Batesville, Ohio
M3.4
131 km
2 km
Apr 24, 2009
7 km ENE of Rio Grande, Ohio
M3.4
114 km
8 km
Feb 3, 2025
2 km NNW of Oak Hill, Ohio
M3.1
105 km
26 km
Apr 24, 2025
3 km S of Pleasant City, Ohio
M3.1
109 km
6 km
Apr 22, 2025
3 km ESE of Buffalo, Ohio
M3.1
114 km
5 km
Aug 31, 2011
3 km SE of Lowell, Ohio
M3.1
122 km
5 km
Apr 2, 2017
5 km W of Graysville, Ohio
M3.0
136 km
4 km
Jun 5, 2011
5 km W of Lodi, Ohio
M3.0
146 km
5 km
Apr 25, 2020
2 km SE of South Shore, Kentucky
M2.9
127 km
27 km
Apr 4, 1994
2 km WNW of Minster, Ohio
M2.9
148 km
5 km
May 9, 2025
3 km S of Pleasant City, Ohio
M2.9
109 km
5 km
May 12, 2006
2 km E of Lima, Ohio
M2.8
146 km
5 km
Apr 29, 2025
1 km SE of Pleasant City, Ohio
M2.8
111 km
2 km
May 6, 2002
3 km SE of Racine, Ohio
M2.8
128 km
5 km
Feb 3, 2025
0 km NE of Reno, Ohio
M2.8
133 km
10 km
Aug 31, 2011
2 km NNW of Belmont, West Virginia
M2.8
142 km
5 km
Mar 17, 1999
2 km NNE of Ripley, Ohio
M2.8
149 km
0 km
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Tornado History
360 tornadoes (EF0+) recorded within 100 km since 1950.
Strongest on record: EF3. Total: 11 fatalities, 369 injuries.
Date
Rating
Distance
Path
Fatalities
May 14, 2014
EF3
90 km
8.9 mi
0
Nov 10, 2002
EF3
84 km
9.0 mi
0
Oct 13, 1999
EF3
31 km
3.6 mi
0
Jun 30, 1993
EF3
99 km
15.0 mi
0
May 31, 1985
EF3
37 km
29.0 mi
1
Jun 13, 1981
EF3
73 km
3.8 mi
4
May 10, 1973
EF3
96 km
89.6 mi
0
Feb 22, 1971
EF3
17 km
6.8 mi
0
Sep 3, 1970
EF3
25 km
2.3 mi
0
Nov 16, 1965
EF3
68 km
3.8 mi
0
Jun 5, 2024
EF2
66 km
1.3 mi
0
Apr 2, 2024
EF2
84 km
1.9 mi
0
Mar 14, 2024
EF2
84 km
19.5 mi
0
Feb 28, 2024
EF2
83 km
21.1 mi
0
Feb 28, 2024
EF2
20 km
14.0 mi
0
Jun 8, 2022
EF2
53 km
9.1 mi
0
Oct 15, 2021
EF2
70 km
0.9 mi
0
May 27, 2019
EF2
38 km
5.3 mi
0
Nov 5, 2017
EF2
98 km
1.1 mi
0
Apr 20, 2011
EF2
36 km
3.9 mi
0
Source: NOAA Storm Prediction Center (EF0+, 1950-2024, US only).
Wildfire History
4 wildfires (100+ acres) recorded within 100 km.
Largest: LONG RIDGE RX UNIT 37-38 (1,050 acres, 2022).
Year
Name
Acres Burned
Distance
2022
LONG RIDGE RX UNIT 37-38
1,050
71 km
2021
LONG RIDGE RX UNIT 1-12
1,037
68 km
2022
LONG RIDGE RX UNIT 11-19
936
67 km
2022
LONG RIDGE RX UNIT 24
709
74 km
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
Month
Avg Temperature
Precipitation
Summary
January
29°F (-2°C)
2.4 in
Coldest
February
30°F (-1°C)
2.2 in
Driest
March
40°F (5°C)
3.1 in
April
51°F (10°C)
3.5 in
May
61°F (16°C)
4.2 in
June
70°F (21°C)
3.9 in
July
75°F (24°C)
4.3 in
Warmest, Wettest
August
72°F (22°C)
3.8 in
September
66°F (19°C)
3.0 in
October
54°F (12°C)
2.4 in
November
43°F (6°C)
3.2 in
December
33°F (0°C)
2.9 in
Canal Winchester has a seasonal temperature swing of 47°F / from 29°F in January to 75°F in July. Total annual precipitation is 38.8 inches, with July being the wettest month (4.3") and February the driest (2.2").