Dickinson weather by month
What a typical year looks like in Dickinson, North Dakota: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Dickinson Theodore Roosevelt Regional Airport, 10 km from Dickinson; records cover 1948–2026.
The year at a glance
- Precipitation a year
- 15.6 in397 mm
- Snow a year
- Rare
- Last spring freeze
- May 17
- First fall freeze
- Sep 22
- Heating degree days
- 8,472
- Cooling degree days
- 418
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are −20°−29° (heating, 99%) and 97°36° (cooling, 1%).
Month by month
Dickinson in January
Highs average 27°−3° and lows 6°−14°, with 0.25 in6.4 mm of precipitation in a typical January.
- Record high
- 63°17° (1981)
- Record low
- −35°−37° (1950)
- Heating degree days
- 1506
- Cooling degree days
- 0
Dickinson in February
Highs average 30°−1° and lows 9°−13°, with 0.32 in8.1 mm of precipitation in a typical February.
- Record high
- 68°20° (1992)
- Record low
- −36°−38° (2025)
- Heating degree days
- 1271
- Cooling degree days
- 0
Dickinson in March
Highs average 42°6° and lows 19°−7°, with 0.56 in14 mm of precipitation in a typical March.
- Record high
- 80°27° (2015)
- Record low
- −28°−33° (1962)
- Heating degree days
- 1074
- Cooling degree days
- 0
Dickinson in April
Highs average 55°13° and lows 28°−2°, with 1.4 in35 mm of precipitation in a typical April.
- Record high
- 94°34° (1980)
- Record low
- −10°−23° (1975)
- Heating degree days
- 704
- Cooling degree days
- 0
Dickinson in May
Highs average 66°19° and lows 40°4°, with 2.6 in65 mm of precipitation in a typical May.
- Record high
- 99°37° (1980)
- Record low
- 4°−16° (1967)
- Heating degree days
- 384
- Cooling degree days
- 8
Dickinson in June
Highs average 76°24° and lows 49°10°, with 3.1 in77 mm of precipitation in a typical June.
- Record high
- 104°40° (1979)
- Record low
- 30°−1° (1969)
- Heating degree days
- 124
- Cooling degree days
- 49
Dickinson in July
Highs average 84°29° and lows 55°13°, with 2.6 in65 mm of precipitation in a typical July.
- Record high
- 109°43° (1981)
- Record low
- 35°2° (1967)
- Heating degree days
- 30
- Cooling degree days
- 167
Dickinson in August
Highs average 84°29° and lows 53°12°, with 1.5 in39 mm of precipitation in a typical August.
- Record high
- 108°42° (1949)
- Record low
- 32°0° (1950)
- Heating degree days
- 47
- Cooling degree days
- 154
Dickinson in September
Highs average 73°23° and lows 44°7°, with 1.6 in41 mm of precipitation in a typical September.
- Record high
- 104°40° (1978)
- Record low
- 17°−8° (1974)
- Heating degree days
- 234
- Cooling degree days
- 38
Dickinson in OctoberThis month
Highs average 56°14° and lows 31°0°, with 1.2 in30 mm of precipitation in a typical October.
- Record high
- 95°35° (2011)
- Record low
- −7°−22° (1991)
- Heating degree days
- 659
- Cooling degree days
- 2
Dickinson in November
Highs average 41°5° and lows 19°−7°, with 0.47 in12 mm of precipitation in a typical November.
- Record high
- 80°27° (1999)
- Record low
- −18°−28° (1955)
- Heating degree days
- 1041
- Cooling degree days
- 0
Dickinson in December
Highs average 30°−1° and lows 10°−12°, with 0.19 in4.8 mm of precipitation in a typical December.
- Record high
- 68°20° (2021)
- Record low
- −34°−37° (1989)
- Heating degree days
- 1398
- Cooling degree days
- 0