Weather & Climate in Bangor, WI

Temperature, precipitation, air quality, natural hazards, and monthly weather data.

Bangor has a cool climate with an average annual temperature of 45°F (7°C). Winters average 15°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 35.6 inches. Air quality is rated Good with a median AQI of 38. The city sits at an elevation of 729 feet.

Temperature

15°F Jan (-9°C) 71°F Jul (22°C)

Annual Average	44.6°F
	17% below US avg
January Average	15°F (-9°C)
July Average	71°F (22°C)
Sunny Days	260 days/yr

Geography

Elevation	729 ft (222 m)
Area	1.7 sq mi (4.4 km²)
Population Density	839/sq mi
Coordinates	43.8937°N, 90.9934°W
Timezone	America/Chicago
County	Monroe County County
Nearest Airport	La Crosse Regional (LSE) 13 miles away

Precipitation & Snow

Annual Rainfall 35.6"

6% below US avg

Wettest Month (Aug) 4.21"

Driest Month (Feb) 0.87"

Air Quality

AQI Median	38.0
Rating	Good

Natural Hazard Risk

Overall Risk	Relatively Low
Risk Score	78.9 / 100
Social Vulnerability	75.7 / 100
Community Resilience	65.2 / 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 Low
Winter Weather	Relatively Low
Lightning	Relatively Low
Ice Storm	Relatively Low
Drought	Very Low
Cold Wave	Relatively High
Landslide	Relatively Moderate

Source: FEMA National Risk Index v1.20 (Dec 2025)

Tornado History

273 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 11 fatalities, 202 injuries.

Date	Rating	Distance	Path	Fatalities
Jun 4, 1958	EF4	100 km	59.2 mi	4
Apr 19, 1957	EF4	65 km	21.1 mi	1
Aug 7, 2021	EF3	88 km	9.4 mi	0
Aug 27, 1994	EF3	89 km	10.5 mi	2
Aug 27, 1994	EF3	91 km	10.0 mi	2
Jul 3, 1983	EF3	65 km	1.0 mi	0
Jun 5, 1980	EF3	31 km	26.9 mi	0
May 5, 1965	EF3	93 km	65.2 mi	0
Sep 3, 1964	EF3	83 km	17.1 mi	0
May 26, 1959	EF3	36 km	34.3 mi	0
Apr 19, 1957	EF3	49 km	9.0 mi	0
Jun 15, 2022	EF2	38 km	22.9 mi	0
Dec 15, 2021	EF2	71 km	2.8 mi	0
Dec 15, 2021	EF2	85 km	1.1 mi	0
Dec 15, 2021	EF2	70 km	3.1 mi	0
Aug 23, 2011	EF2	98 km	7.6 mi	0
May 22, 2011	EF2	38 km	64.5 mi	0
May 22, 2011	EF2	41 km	13.8 mi	0
Apr 10, 2011	EF2	84 km	17.1 mi	0
Aug 18, 2005	EF2	45 km	20.0 mi	0

Source: NOAA Storm Prediction Center (EF0+, 1950-2024, US only).

Wildfire History

20 wildfires (100+ acres) recorded within 100 km. Largest: BIG BURN (3,154 acres, 1987).

Year	Name	Acres Burned	Distance
1987	BIG BURN	3,154	72 km
2024	2024 DOD HARDWOOD RANGE RX	2,717	82 km
1994	BIG BURN	2,248	72 km
2023	2023 RX	1,992	82 km
1997	BIG BURN	1,642	72 km
2004	POOL ONE NORTH	1,576	69 km
1998	UNNAMED	1,297	73 km
2021	2021 DOD HARDWOOD RANGE RX	987	81 km
2007	BEAVER CUTOFF	982	85 km
2007	UNNAMED	981	67 km
2003	UNNAMED	901	70 km
1998	PR 17	896	69 km
2007	UNNAMED	875	71 km
2009	UNNAMED	867	68 km
2007	PR 16	778	71 km
2006	PR 17 RX FIRE	701	73 km
2005	UNNAMED	657	69 km
2003	PR 17	632	73 km
2009	UNNAMED	589	69 km
2004	UNNAMED	580	71 km

Source: NIFC/IRWIN Wildfire Records (100+ acres).

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	15°F (-9°C)	0.9 in	Coldest
February	20°F (-7°C)	0.9 in	Driest
March	31°F (-0°C)	1.9 in
April	45°F (7°C)	3.1 in
May	58°F (14°C)	3.5 in
June	67°F (19°C)	3.9 in
July	71°F (22°C)	4.1 in	Warmest
August	69°F (21°C)	4.2 in	Wettest
September	61°F (16°C)	4.0 in
October	49°F (10°C)	2.3 in
November	34°F (1°C)	2.0 in
December	21°F (-6°C)	1.3 in

Bangor has a seasonal temperature swing of 56°F / from 15°F in January to 71°F in July. Total annual precipitation is 32.1 inches, with August being the wettest month (4.2") and February the driest (0.9").

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