Hazel Green weather by month
What a typical year looks like in Hazel Green, Wisconsin: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at DUBUQUE L&D 11, 17 km from Hazel Green; records cover 1938–2026.
The year at a glance
- Precipitation a year
- 38.8 in986 mm
- Snow a year
- 36 in92 cm
- Last spring freeze
- Apr 13
- First fall freeze
- Oct 19
- Heating degree days
- 6,885
- Cooling degree days
- 862
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are −11°−24° (heating, 99%) and 95°35° (cooling, 1%).
Month by month
Hazel Green in January
Highs average 28°−2° and lows 10°−12°, with 1.3 in34 mm of precipitation and 12 in30 cm of snow in a typical January.
- Record high
- 61°16° (1981)
- Record low
- −37°−38° (2009)
- Heating degree days
- 1432
- Cooling degree days
- 0
Hazel Green in February
Highs average 32°0° and lows 13°−10°, with 1.4 in37 mm of precipitation and 9 in22 cm of snow in a typical February.
- Record high
- 73°23° (2017)
- Record low
- −32°−36° (1996)
- Heating degree days
- 1186
- Cooling degree days
- 0
Hazel Green in March
Highs average 45°7° and lows 25°−4°, with 2.1 in53 mm of precipitation and 4 in9 cm of snow in a typical March.
- Record high
- 87°31° (1986)
- Record low
- −32°−36° (1962)
- Heating degree days
- 929
- Cooling degree days
- 1
Hazel Green in April
Highs average 59°15° and lows 38°3°, with 3.8 in96 mm of precipitation and 0.9 in2.3 cm of snow in a typical April.
- Record high
- 93°34° (1980)
- Record low
- 11°−12° (1982)
- Heating degree days
- 513
- Cooling degree days
- 3
Hazel Green in May
Highs average 71°22° and lows 49°10°, with 4.4 in113 mm of precipitation in a typical May.
- Record high
- 95°35° (1991)
- Record low
- 29°−2° (2005)
- Heating degree days
- 202
- Cooling degree days
- 50
Hazel Green in June
Highs average 81°27° and lows 60°16°, with 5.6 in143 mm of precipitation in a typical June.
- Record high
- 101°38° (1988)
- Record low
- 40°4° (1945)
- Heating degree days
- 25
- Cooling degree days
- 187
Hazel Green in July
Highs average 85°29° and lows 64°18°, with 5.3 in135 mm of precipitation in a typical July.
- Record high
- 108°42° (1995)
- Record low
- 46°8° (1981)
- Heating degree days
- 3
- Cooling degree days
- 292
Hazel Green in August
Highs average 82°28° and lows 62°17°, with 3.8 in95 mm of precipitation in a typical August.
- Record high
- 104°40° (1988)
- Record low
- 43°6° (1994)
- Heating degree days
- 8
- Cooling degree days
- 231
Hazel Green in September
Highs average 75°24° and lows 54°12°, with 3.9 in99 mm of precipitation in a typical September.
- Record high
- 97°36° (1955)
- Record low
- 29°−2° (1989)
- Heating degree days
- 104
- Cooling degree days
- 89
Hazel Green in OctoberThis month
Highs average 61°16° and lows 42°5°, with 3.1 in78 mm of precipitation and 0.1 in0.3 cm of snow in a typical October.
- Record high
- 92°33° (1997)
- Record low
- 19°−7° (1942)
- Heating degree days
- 426
- Cooling degree days
- 9
Hazel Green in November
Highs average 46°8° and lows 29°−2°, with 2.4 in60 mm of precipitation and 1.2 in3 cm of snow in a typical November.
- Record high
- 75°24° (1999)
- Record low
- −8°−22° (1977)
- Heating degree days
- 826
- Cooling degree days
- 0
Hazel Green in December
Highs average 33°0° and lows 18°−8°, with 1.7 in44 mm of precipitation and 10 in25 cm of snow in a typical December.
- Record high
- 68°20° (2021)
- Record low
- −30°−34° (1950)
- Heating degree days
- 1231
- Cooling degree days
- 0