Pewamo weather by month
What a typical year looks like in Pewamo, Michigan: average highs and lows, rain and snow, and the warmest and coldest days on record. No nearby active station has official 1991–2020 normals, so these are forecast.blue’s own averages computed from daily observations at Ionia 3 W, 22 km from Pewamo, over its available record (2021–2026) — not an NCEI normal; records cover 2021–2026.
The year at a glance
- Precipitation a year
- 34.4 in874 mm
- Snow a year
- Rare
- Last spring freeze
- May 10
- First fall freeze
- Oct 23
- Heating degree days
- —
- Cooling degree days
- —
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are −3°−19° (heating, 99%) and 91°33° (cooling, 1%).
Month by month
Pewamo in January
Highs average 29°−2° and lows 16°−9°, with 2 in51 mm of precipitation in a typical January.
- Record high
- 58°14° (2026)
- Record low
- −21°−29° (2026)
- Heating degree days
- —
- Cooling degree days
- —
Pewamo in February
Highs average 36°2° and lows 18°−8°, with 2 in51 mm of precipitation in a typical February.
- Record high
- 74°23° (2024)
- Record low
- −7°−22° (2025)
- Heating degree days
- —
- Cooling degree days
- —
Pewamo in March
Highs average 47°8° and lows 26°−3°, with 3.7 in94 mm of precipitation in a typical March.
- Record high
- 77°25° (2025)
- Record low
- 9°−13° (2022)
- Heating degree days
- —
- Cooling degree days
- —
Pewamo in April
Highs average 59°15° and lows 35°2°, with 4.6 in117 mm of precipitation in a typical April.
- Record high
- 85°29° (2023)
- Record low
- 19°−7° (2026)
- Heating degree days
- —
- Cooling degree days
- —
Pewamo in May
Highs average 70°21° and lows 44°7°, with 2.8 in71 mm of precipitation in a typical May.
- Record high
- 89°32° (2023)
- Record low
- 28°−2° (2026)
- Heating degree days
- —
- Cooling degree days
- —
Pewamo in June
Highs average 80°27° and lows 54°12°, with 3.1 in79 mm of precipitation in a typical June.
- Record high
- 94°34° (2022)
- Record low
- 34°1° (2025)
- Heating degree days
- —
- Cooling degree days
- —
Pewamo in July
Highs average 83°28° and lows 59°15°, with 3.3 in84 mm of precipitation in a typical July.
- Record high
- 98°37° (2026)
- Record low
- 44°7° (2024)
- Heating degree days
- —
- Cooling degree days
- —
Pewamo in August
Highs average 80°27° and lows 57°14°, with 3.9 in99 mm of precipitation in a typical August.
- Record high
- 91°33° (2024)
- Record low
- 42°6° (2025)
- Heating degree days
- —
- Cooling degree days
- —
Pewamo in September
Highs average 75°24° and lows 52°11°, with 2.1 in53 mm of precipitation in a typical September.
- Record high
- 92°33° (2026)
- Record low
- 35°2° (2022)
- Heating degree days
- —
- Cooling degree days
- —
Pewamo in OctoberThis month
Highs average 64°18° and lows 41°5°, with 2.9 in74 mm of precipitation in a typical October.
- Record high
- 87°31° (2025)
- Record low
- 27°−3° (2024)
- Heating degree days
- —
- Cooling degree days
- —
Pewamo in November
Highs average 49°9° and lows 31°−1°, with 2.1 in53 mm of precipitation in a typical November.
- Record high
- 76°24° (2022)
- Record low
- 10°−12° (2022)
- Heating degree days
- —
- Cooling degree days
- —
Pewamo in December
Highs average 36°2° and lows 24°−5°, with 1.9 in48 mm of precipitation in a typical December.
- Record high
- 56°13° (2023)
- Record low
- 0°−18° (2025)
- Heating degree days
- —
- Cooling degree days
- —