Birchwood weather by month
What a typical year looks like in Birchwood, Wisconsin: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Couderay 7 W, 17 km from Birchwood; records cover 1951–2026.
The year at a glance
- Precipitation a year
- 40.3 in1023 mm
- Snow a year
- 67 in171 cm
- Last spring freeze
- May 27
- First fall freeze
- Sep 12
- Heating degree days
- 8,875
- Cooling degree days
- 306
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are −26°−32° (heating, 99%) and 88°31° (cooling, 1%).
Month by month
Birchwood in January
Highs average 22°−6° and lows 2°−17°, with 1.3 in33 mm of precipitation and 11 in29 cm of snow in a typical January.
- Record high
- 54°12° (1981)
- Record low
- −50°−46° (1977)
- Heating degree days
- 1646
- Cooling degree days
- 0
Birchwood in February
Highs average 27°−3° and lows 4°−15°, with 1.5 in38 mm of precipitation and 16 in40 cm of snow in a typical February.
- Record high
- 60°16° (2024)
- Record low
- −55°−48° (1996)
- Heating degree days
- 1382
- Cooling degree days
- 0
Birchwood in March
Highs average 39°4° and lows 17°−8°, with 2.2 in57 mm of precipitation and 12 in31 cm of snow in a typical March.
- Record high
- 75°24° (2007)
- Record low
- −48°−44° (1962)
- Heating degree days
- 1136
- Cooling degree days
- 0
Birchwood in April
Highs average 53°12° and lows 29°−1°, with 3.5 in89 mm of precipitation and 6 in15 cm of snow in a typical April.
- Record high
- 89°32° (1952)
- Record low
- −8°−22° (2018)
- Heating degree days
- 720
- Cooling degree days
- 1
Birchwood in May
Highs average 67°19° and lows 40°4°, with 4.6 in117 mm of precipitation and 0.1 in0.3 cm of snow in a typical May.
- Record high
- 92°33° (1959)
- Record low
- 6°−14° (2005)
- Heating degree days
- 372
- Cooling degree days
- 15
Birchwood in June
Highs average 75°24° and lows 51°11°, with 5.3 in135 mm of precipitation in a typical June.
- Record high
- 98°37° (1995)
- Record low
- 20°−7° (1994)
- Heating degree days
- 124
- Cooling degree days
- 62
Birchwood in July
Highs average 79°26° and lows 55°13°, with 5.1 in130 mm of precipitation in a typical July.
- Record high
- 102°39° (1988)
- Record low
- 30°−1° (1990)
- Heating degree days
- 50
- Cooling degree days
- 117
Birchwood in August
Highs average 77°25° and lows 53°12°, with 4.5 in115 mm of precipitation in a typical August.
- Record high
- 100°38° (1988)
- Record low
- 20°−7° (2004)
- Heating degree days
- 86
- Cooling degree days
- 81
Birchwood in September
Highs average 69°21° and lows 46°8°, with 4.3 in109 mm of precipitation in a typical September.
- Record high
- 95°35° (1976)
- Record low
- 16°−9° (1976)
- Heating degree days
- 261
- Cooling degree days
- 28
Birchwood in OctoberThis month
Highs average 55°13° and lows 34°1°, with 3.8 in96 mm of precipitation and 1.3 in3.3 cm of snow in a typical October.
- Record high
- 87°31° (1953)
- Record low
- 2°−17° (1996)
- Heating degree days
- 636
- Cooling degree days
- 2
Birchwood in November
Highs average 39°4° and lows 22°−5°, with 2.3 in57 mm of precipitation and 7 in17 cm of snow in a typical November.
- Record high
- 73°23° (1978)
- Record low
- −32°−36° (1976)
- Heating degree days
- 1024
- Cooling degree days
- 0
Birchwood in December
Highs average 27°−3° and lows 10°−12°, with 1.9 in48 mm of precipitation and 14 in36 cm of snow in a typical December.
- Record high
- 61°16° (1962)
- Record low
- −52°−47° (1983)
- Heating degree days
- 1438
- Cooling degree days
- 0