Copemish weather by month
What a typical year looks like in Copemish, Michigan: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Beulah 7ssw, 17 km from Copemish; records cover 2000–2026.
The year at a glance
- Precipitation a year
- 36.2 in918 mm
- Snow a year
- 92 in235 cm
- Last spring freeze
- May 11
- First fall freeze
- Oct 19
- Heating degree days
- 7,133
- Cooling degree days
- 434
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are 1°−17° (heating, 99%) and 90°32° (cooling, 1%).
Month by month
Copemish in January
Highs average 29°−1° and lows 17°−8°, with 2.5 in63 mm of precipitation and 27 in68 cm of snow in a typical January.
- Record high
- 59°15° (2007)
- Record low
- −9°−23° (2019)
- Heating degree days
- 1297
- Cooling degree days
- 0
Copemish in February
Highs average 31°0° and lows 17°−8°, with 1.8 in44 mm of precipitation and 20 in51 cm of snow in a typical February.
- Record high
- 67°19° (2024)
- Record low
- −10°−23° (2015)
- Heating degree days
- 1138
- Cooling degree days
- 0
Copemish in March
Highs average 42°5° and lows 23°−5°, with 2.1 in54 mm of precipitation and 11 in28 cm of snow in a typical March.
- Record high
- 84°29° (2012)
- Record low
- −10°−23° (2003)
- Heating degree days
- 1012
- Cooling degree days
- 1
Copemish in April
Highs average 54°12° and lows 33°1°, with 3.5 in88 mm of precipitation and 4 in9 cm of snow in a typical April.
- Record high
- 83°28° (2002)
- Record low
- 10°−12° (2018)
- Heating degree days
- 647
- Cooling degree days
- 0
Copemish in May
Highs average 66°19° and lows 44°7°, with 3.2 in80 mm of precipitation in a typical May.
- Record high
- 94°34° (2018)
- Record low
- 3°−16° (2002)
- Heating degree days
- 319
- Cooling degree days
- 19
Copemish in June
Highs average 76°24° and lows 54°12°, with 3.3 in83 mm of precipitation in a typical June.
- Record high
- 94°34° (2011)
- Record low
- 6°−14° (2002)
- Heating degree days
- 89
- Cooling degree days
- 77
Copemish in July
Highs average 80°26° and lows 59°15°, with 3 in76 mm of precipitation in a typical July.
- Record high
- 95°35° (2012)
- Record low
- 42°6° (2001)
- Heating degree days
- 27
- Cooling degree days
- 156
Copemish in August
Highs average 78°26° and lows 58°14°, with 3.4 in87 mm of precipitation in a typical August.
- Record high
- 95°35° (2006)
- Record low
- 40°4° (2009)
- Heating degree days
- 31
- Cooling degree days
- 124
Copemish in September
Highs average 71°22° and lows 52°11°, with 3.5 in89 mm of precipitation in a typical September.
- Record high
- 93°34° (2023)
- Record low
- 5°−15° (2002)
- Heating degree days
- 156
- Cooling degree days
- 51
Copemish in OctoberThis month
Highs average 58°15° and lows 41°5°, with 4.6 in116 mm of precipitation and 0.1 in0.3 cm of snow in a typical October.
- Record high
- 87°31° (2023)
- Record low
- 8°−13° (2002)
- Heating degree days
- 480
- Cooling degree days
- 6
Copemish in November
Highs average 45°7° and lows 32°0°, with 3.1 in78 mm of precipitation and 8 in20 cm of snow in a typical November.
- Record high
- 75°24° (2020)
- Record low
- 11°−12° (2005)
- Heating degree days
- 804
- Cooling degree days
- 0
Copemish in December
Highs average 34°1° and lows 23°−5°, with 2.4 in60 mm of precipitation and 23 in58 cm of snow in a typical December.
- Record high
- 63°17° (2012)
- Record low
- 0°−18° (2017)
- Heating degree days
- 1133
- Cooling degree days
- 0