Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Worthington experiences four distinct seasons with an average annual temperature of 52°F (11°C). Winters average 29°F in January while summers reach 74°F in July. The area gets 275 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 35.8 inches. Air quality is rated Good with a median AQI of 43. The city sits at an elevation of 842 feet.
Temperature
29°F Jan (-2°C)74°F Jul (23°C)
Annual Average
52.4°F
3% below US avg
January Average
29°F (-2°C)
July Average
74°F (23°C)
Sunny Days
275 days/yr
Geography
Elevation
842 ft (257 m)
Area
5.6 sq mi (14.4 km²)
Population Density
2,697/sq mi
Coordinates
40.0969°N, 83.0202°W
Timezone
America/New_York
County
Delaware County County
Nearest Airport
John Glenn Columbus International (CMH) 10 miles away
Precipitation & Snow
Annual Rainfall35.8"
6% below US avg
Wettest Month (Jul)4.13"
Driest Month (Feb)2.05"
Air Quality
AQI Median
43.0
Rating
Good
Natural Hazard Risk
Overall Risk
Relatively Low
Risk Score
78.8 / 100
Social Vulnerability
10.6 / 100
Community Resilience
95.9 / 100
Hazard Breakdown
Tornado
Relatively Moderate
Hurricane
Very Low
Earthquake
Relatively Low
Wildfire
Very Low
Flood
Relatively Moderate
Hail
Relatively Moderate
Strong Wind
Relatively Moderate
Heat Wave
Relatively Low
Winter Weather
Relatively High
Lightning
Relatively Moderate
Ice Storm
Relatively High
Drought
Very Low
Cold Wave
Relatively Low
Landslide
Very Low
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
20 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
115 km
10 km
Nov 20, 2013
2 km SW of Buchtel, Ohio
M3.5
101 km
8 km
Apr 24, 2009
7 km ENE of Rio Grande, Ohio
M3.4
147 km
8 km
Jun 3, 2017
1 km WNW of Batesville, Ohio
M3.4
148 km
2 km
May 24, 2017
1 km S of McArthur, Ohio
M3.4
107 km
10 km
Feb 3, 2025
2 km NNW of Oak Hill, Ohio
M3.1
136 km
26 km
Apr 24, 2025
3 km S of Pleasant City, Ohio
M3.1
128 km
6 km
Apr 22, 2025
3 km ESE of Buffalo, Ohio
M3.1
133 km
5 km
Aug 31, 2011
3 km SE of Lowell, Ohio
M3.1
148 km
5 km
Jun 5, 2011
5 km W of Lodi, Ohio
M3.0
131 km
5 km
Apr 4, 1994
2 km WNW of Minster, Ohio
M2.9
122 km
5 km
May 9, 2025
3 km S of Pleasant City, Ohio
M2.9
128 km
5 km
Apr 29, 2025
1 km SE of Pleasant City, Ohio
M2.8
129 km
2 km
May 12, 2006
2 km E of Lima, Ohio
M2.8
115 km
5 km
May 14, 2010
1 km ENE of Gibsonburg, Ohio
M2.7
146 km
5 km
Nov 25, 1998
1 km SSW of New London, Ohio
M2.7
120 km
5 km
Feb 11, 2015
8 km SE of Richmond Dale, Ohio
M2.6
108 km
20 km
Mar 8, 2016
0 km N of Thurman, Ohio
M2.6
142 km
20 km
Jun 4, 1990
4 km SSE of Van Buren, Ohio
M2.5
123 km
5 km
Jan 26, 2018
7 km NNW of Vincent, Ohio
M2.5
134 km
11 km
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
406 tornadoes (EF0+) recorded within 100 km since 1950.
Strongest on record: EF4. Total: 11 fatalities, 479 injuries.
Date
Rating
Distance
Path
Fatalities
Sep 20, 2000
EF4
96 km
9.0 mi
1
May 27, 2019
EF3
100 km
9.9 mi
0
May 14, 2014
EF3
84 km
8.9 mi
0
Nov 10, 2002
EF3
53 km
9.0 mi
0
Oct 13, 1999
EF3
55 km
3.6 mi
0
May 31, 1985
EF3
27 km
29.0 mi
1
Jun 13, 1981
EF3
46 km
3.8 mi
4
May 10, 1973
EF3
70 km
89.6 mi
0
May 24, 1971
EF3
88 km
1.0 mi
0
Feb 22, 1971
EF3
16 km
6.8 mi
0
Sep 3, 1970
EF3
50 km
2.3 mi
0
Nov 16, 1965
EF3
77 km
3.8 mi
0
Jun 5, 2024
EF2
75 km
1.3 mi
0
Mar 14, 2024
EF2
99 km
10.3 mi
0
Mar 14, 2024
EF2
53 km
19.5 mi
0
Feb 28, 2024
EF2
71 km
21.1 mi
0
Feb 28, 2024
EF2
19 km
14.0 mi
0
Jun 8, 2022
EF2
84 km
9.1 mi
0
Oct 15, 2021
EF2
88 km
0.9 mi
0
May 27, 2019
EF2
70 km
5.3 mi
0
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
2 wildfires (100+ acres) recorded within 100 km.
Largest: LONG RIDGE RX UNIT 1-12 (1,037 acres, 2021).
Year
Name
Acres Burned
Distance
2021
LONG RIDGE RX UNIT 1-12
1,037
99 km
2022
LONG RIDGE RX UNIT 11-19
936
98 km
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
Month
Avg Temperature
Precipitation
Summary
January
29°F (-2°C)
2.2 in
Coldest
February
30°F (-1°C)
2.1 in
Driest
March
40°F (5°C)
2.9 in
April
51°F (10°C)
3.4 in
May
61°F (16°C)
4.0 in
June
70°F (21°C)
4.0 in
July
74°F (23°C)
4.1 in
Warmest, Wettest
August
73°F (23°C)
3.6 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)
2.8 in
Worthington has a seasonal temperature swing of 45°F / from 29°F in January to 74°F in July. Total annual precipitation is 37.6 inches, with July being the wettest month (4.1") and February the driest (2.1").