Bloomer weather by month
What a typical year looks like in Bloomer, Wisconsin: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Bloomer, 1 km from Bloomer; records cover 1944–2026.
The year at a glance
- Precipitation a year
- 31.9 in811 mm
- Snow a year
- 42 in106 cm
- Last spring freeze
- May 9
- First fall freeze
- Sep 29
- Heating degree days
- 8,356
- Cooling degree days
- 497
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are −18°−28° (heating, 99%) and 92°33° (cooling, 1%).
Month by month
Bloomer in January
Highs average 21°−6° and lows 3°−16°, with 1 in25 mm of precipitation and 9 in24 cm of snow in a typical January.
- Record high
- 51°11° (1981)
- Record low
- −43°−42° (1977)
- Heating degree days
- 1632
- Cooling degree days
- 0
Bloomer in February
Highs average 26°−3° and lows 7°−14°, with 0.94 in24 mm of precipitation and 10 in25 cm of snow in a typical February.
- Record high
- 60°16° (2024)
- Record low
- −36°−38° (1996)
- Heating degree days
- 1359
- Cooling degree days
- 0
Bloomer in March
Highs average 39°4° and lows 19°−7°, with 1.6 in40 mm of precipitation and 7 in18 cm of snow in a typical March.
- Record high
- 81°27° (1986)
- Record low
- −36°−38° (1962)
- Heating degree days
- 1108
- Cooling degree days
- 0
Bloomer in April
Highs average 54°12° and lows 33°0°, with 2.9 in74 mm of precipitation and 2.4 in6.1 cm of snow in a typical April.
- Record high
- 90°32° (1980)
- Record low
- 2°−17° (2018)
- Heating degree days
- 648
- Cooling degree days
- 2
Bloomer in May
Highs average 68°20° and lows 45°7°, with 3.7 in95 mm of precipitation and 0.3 in0.8 cm of snow in a typical May.
- Record high
- 94°34° (2006)
- Record low
- 18°−8° (1967)
- Heating degree days
- 287
- Cooling degree days
- 25
Bloomer in June
Highs average 77°25° and lows 56°13°, with 4.5 in115 mm of precipitation in a typical June.
- Record high
- 99°37° (1985)
- Record low
- 30°−1° (1945)
- Heating degree days
- 67
- Cooling degree days
- 109
Bloomer in July
Highs average 81°27° and lows 60°15°, with 4.1 in105 mm of precipitation in a typical July.
- Record high
- 103°39° (1988)
- Record low
- 41°5° (1972)
- Heating degree days
- 17
- Cooling degree days
- 187
Bloomer in August
Highs average 79°26° and lows 57°14°, with 4 in101 mm of precipitation in a typical August.
- Record high
- 104°40° (1988)
- Record low
- 34°1° (1976)
- Heating degree days
- 36
- Cooling degree days
- 130
Bloomer in September
Highs average 71°22° and lows 48°9°, with 3.3 in84 mm of precipitation in a typical September.
- Record high
- 95°35° (2023)
- Record low
- 22°−6° (1976)
- Heating degree days
- 201
- Cooling degree days
- 42
Bloomer in OctoberThis month
Highs average 56°14° and lows 36°2°, with 2.8 in72 mm of precipitation and 0.6 in1.5 cm of snow in a typical October.
- Record high
- 88°31° (1953)
- Record low
- 6°−14° (1976)
- Heating degree days
- 591
- Cooling degree days
- 2
Bloomer in November
Highs average 40°5° and lows 24°−5°, with 1.7 in44 mm of precipitation and 2.6 in6.6 cm of snow in a typical November.
- Record high
- 75°24° (1944)
- Record low
- −18°−28° (1976)
- Heating degree days
- 987
- Cooling degree days
- 0
Bloomer in December
Highs average 27°−3° and lows 11°−12°, with 1.2 in31 mm of precipitation and 10 in24 cm of snow in a typical December.
- Record high
- 62°17° (2001)
- Record low
- −35°−37° (1983)
- Heating degree days
- 1423
- Cooling degree days
- 0