Moorhead weather by month
What a typical year looks like in Moorhead, Iowa: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Little Sioux 2nw, 20 km from Moorhead; records cover 2000–2026.
The year at a glance
- Precipitation a year
- 39.8 in1010 mm
- Snow a year
- 46 in116 cm
- Last spring freeze
- May 4
- First fall freeze
- Oct 2
- Heating degree days
- 6,983
- Cooling degree days
- 863
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are −14°−26° (heating, 99%) and 97°36° (cooling, 1%).
Month by month
Moorhead in January
Highs average 29°−1° and lows 9°−13°, with 0.92 in23 mm of precipitation and 10 in25 cm of snow in a typical January.
- Record high
- 68°20° (2002)
- Record low
- −30°−34° (2010)
- Heating degree days
- 1424
- Cooling degree days
- 0
Moorhead in February
Highs average 34°1° and lows 13°−11°, with 1.3 in33 mm of precipitation and 13 in34 cm of snow in a typical February.
- Record high
- 81°27° (2024)
- Record low
- −31°−35° (2021)
- Heating degree days
- 1165
- Cooling degree days
- 0
Moorhead in March
Highs average 48°9° and lows 24°−4°, with 2.3 in58 mm of precipitation and 7 in18 cm of snow in a typical March.
- Record high
- 97°36° (2026)
- Record low
- −15°−26° (2019)
- Heating degree days
- 897
- Cooling degree days
- 1
Moorhead in April
Highs average 62°17° and lows 35°1°, with 3.9 in98 mm of precipitation and 1.9 in4.8 cm of snow in a typical April.
- Record high
- 94°34° (2002)
- Record low
- 6°−14° (2018)
- Heating degree days
- 512
- Cooling degree days
- 6
Moorhead in May
Highs average 73°23° and lows 48°9°, with 5.1 in129 mm of precipitation and 0.3 in0.8 cm of snow in a typical May.
- Record high
- 104°40° (2013)
- Record low
- 25°−4° (2011)
- Heating degree days
- 209
- Cooling degree days
- 58
Moorhead in June
Highs average 83°28° and lows 59°15°, with 5.7 in145 mm of precipitation in a typical June.
- Record high
- 104°40° (2021)
- Record low
- 40°4° (2014)
- Heating degree days
- 24
- Cooling degree days
- 192
Moorhead in July
Highs average 86°30° and lows 62°17°, with 4.9 in123 mm of precipitation in a typical July.
- Record high
- 105°41° (2012)
- Record low
- 44°7° (2013)
- Heating degree days
- 7
- Cooling degree days
- 284
Moorhead in August
Highs average 83°29° and lows 60°16°, with 4.5 in115 mm of precipitation in a typical August.
- Record high
- 101°38° (2006)
- Record low
- 40°4° (2009)
- Heating degree days
- 14
- Cooling degree days
- 225
Moorhead in September
Highs average 77°25° and lows 50°10°, with 5.1 in128 mm of precipitation in a typical September.
- Record high
- 102°39° (2022)
- Record low
- 26°−3° (2012)
- Heating degree days
- 126
- Cooling degree days
- 87
Moorhead in OctoberThis month
Highs average 64°18° and lows 37°3°, with 2.9 in74 mm of precipitation and 1 in2.5 cm of snow in a typical October.
- Record high
- 97°36° (2023)
- Record low
- 11°−12° (2020)
- Heating degree days
- 452
- Cooling degree days
- 10
Moorhead in November
Highs average 48°9° and lows 24°−5°, with 1.7 in44 mm of precipitation and 2.3 in5.8 cm of snow in a typical November.
- Record high
- 81°27° (2005)
- Record low
- −5°−21° (2014)
- Heating degree days
- 876
- Cooling degree days
- 0
Moorhead in December
Highs average 34°1° and lows 14°−10°, with 1.5 in38 mm of precipitation and 10 in25 cm of snow in a typical December.
- Record high
- 73°23° (2021)
- Record low
- −21°−29° (2000)
- Heating degree days
- 1277
- Cooling degree days
- 0