Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Dodgeville experiences four distinct seasons with an average annual temperature of 46°F (8°C). Winters average 17°F in January while summers reach 71°F in July. The area gets 260 sunny days per year, above the national average. Annual precipitation totals 39.6 inches. The area receives 41.1 inches of snow annually, making winter weather a significant factor for residents. Air quality is rated Good with a median AQI of 38. The city sits at an elevation of 1,209 feet.
Temperature
17°F Jan (-8°C)71°F Jul (22°C)
Annual Average
45.7°F
15% below US avg
January Average
17°F (-8°C)
July Average
71°F (22°C)
Sunny Days
260 days/yr
Geography
Elevation
1,209 ft (369 m)
Area
3.9 sq mi (10.1 km²)
Population Density
1,235/sq mi
Coordinates
42.9660°N, 90.1297°W
Timezone
America/Chicago
County
Lafayette County County
Nearest Airport
Tri-County Regional (LNR) 17 miles away
Precipitation & Snow
Annual Rainfall39.6"
4% above US avg
Snowfall41.1"
Wettest Month (Aug)4.21"
Driest Month (Jan)1.14"
Air Quality
AQI Median
38.0
Rating
Good
Natural Hazard Risk
Overall Risk
Very Low
Risk Score
33.1 / 100
Social Vulnerability
24.1 / 100
Community Resilience
58.1 / 100
Hazard Breakdown
Tornado
Relatively Low
Hurricane
Very Low
Earthquake
Very Low
Wildfire
Very Low
Flood
Very Low
Hail
Relatively Moderate
Strong Wind
Relatively Low
Heat Wave
Very Low
Winter Weather
Very Low
Lightning
Very Low
Ice Storm
Relatively Low
Drought
Relatively Low
Cold Wave
Relatively Moderate
Landslide
Relatively Low
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
1 earthquake (M2.5+) recorded within 150 km since 1990.
Strongest on record: M3.5.
Sep 2, 1999
8 km W of Amboy, Illinois
M3.5
150 km
5 km
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
451 tornadoes (EF0+) recorded within 100 km since 1950.
Strongest on record: EF5. Total: 17 fatalities, 467 injuries.
Date
Rating
Distance
Path
Fatalities
Jun 7, 1984
EF5
12 km
36.0 mi
9
Jul 3, 1983
EF4
0 km
0.5 mi
0
Sep 26, 1951
EF4
91 km
9.0 mi
1
Aug 7, 2021
EF3
51 km
9.4 mi
0
Jun 16, 2014
EF3
47 km
1.0 mi
0
Aug 18, 2005
EF3
57 km
18.6 mi
1
Jun 19, 1993
EF3
87 km
14.0 mi
0
Jun 17, 1992
EF3
50 km
16.0 mi
0
May 8, 1988
EF3
44 km
16.0 mi
0
Jun 8, 1984
EF3
91 km
29.0 mi
0
Jun 4, 1975
EF3
79 km
2.3 mi
0
Sep 9, 1970
EF3
68 km
4.7 mi
0
Aug 2, 1967
EF3
58 km
0.1 mi
2
Apr 16, 1967
EF3
52 km
27.8 mi
0
Jan 24, 1967
EF3
74 km
24.9 mi
0
Sep 3, 1964
EF3
48 km
17.1 mi
0
Aug 16, 1963
EF3
50 km
9.6 mi
0
Aug 16, 1963
EF3
50 km
9.6 mi
0
Aug 16, 1963
EF3
50 km
9.6 mi
0
Apr 19, 1957
EF3
88 km
9.0 mi
0
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
3 wildfires (100+ acres) recorded within 100 km.
Largest: 2018 BADGER RX BURNS (659 acres, 2018).
Year
Name
Acres Burned
Distance
2018
2018 BADGER RX BURNS
659
55 km
2019
2019 BADGER RX BURNS
627
55 km
2009
COLD SPRINGS
552
52 km
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
Month
Avg Temperature
Precipitation
Summary
January
17°F (-8°C)
1.1 in
Coldest, Driest
February
21°F (-6°C)
1.1 in
March
33°F (0°C)
2.4 in
April
45°F (7°C)
3.2 in
May
57°F (14°C)
3.4 in
June
66°F (19°C)
4.0 in
July
71°F (22°C)
4.1 in
Warmest
August
69°F (20°C)
4.2 in
Wettest
September
61°F (16°C)
3.8 in
October
49°F (9°C)
2.4 in
November
35°F (1°C)
2.2 in
December
22°F (-6°C)
1.7 in
Dodgeville has a seasonal temperature swing of 53°F / from 17°F in January to 71°F in July. Total annual precipitation is 33.6 inches, with August being the wettest month (4.2") and January the driest (1.1").