Dickinson climate — normals and trends
Dickinson (United States) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 5.9 °C and it receives 510 mm of precipitation per year.
These figures are normals computed over 86 complete calendar years, from 1940 to 2025, using ERA5 reanalysis data from the Copernicus programme.
The warmest month is July (21.3 °C on average) and the coldest is January (-9.7 °C). Rainfall peaks in June.
Dickinson averages 169 frost days, 25 hot days (≥ 30 °C) and 84 rainy days per year.
Dickinson has warmed by +1.1 °C between 1940 and 2025, or +0.12 °C per decade. This trend is statistically significant.
The hottest day of the period reached 41.4 °C (on 7 August 1949) and the coldest -37.8 °C (on 21 January 1949).
Data from ERA5 reanalysis (Copernicus Climate Change Service), redistributed under a CC-BY 4.0 licence. Normals are recomputed whenever the archive is updated.
Climate normals · ERA5
DickinsonNorth Dakota
- coords
- 46.88°, -102.79°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
5.9°C
Average daily high
11.5°C
Average daily low
0.4°C
Annual rainfall
510mm
Sunshine / day
9.5h
Mean relative humidity
66%
Average peak wind
25.1km/h
Seasonal range
31.0°C
Frost days (< 0 °C)
169 d/yr
Hot days (≥ 30 °C)
25 d/yr
Rainy days (≥ 1 mm)
84 d/yr
Annual snowfall
82.4 cm
Average feels-like high
7.7 °C
Average feels-like low
-3.9 °C
Average peak gust
42.4 km/h
Tropical nights (≥ 20 °C)
2 d/yr
Solar radiation
15.1 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.1 °C
since 1940
+0.1 °C per decade · r² = 0.09 · p = 0.006
Trend fitted by linear regression (ordinary least squares) on annual means. A trend is shown only when it is statistically significant (p < 0.05).
A climograph overlays rainfall (bars) and temperature (line): the standard reading in climatology, where you can see at a glance whether the warm season is also the dry one.
Records for the period
Hottest day
41.4 °C
7 August 1949
Coldest day
-37.8 °C
21 January 1949
Wettest day
88 mm
14 June 1977
Windiest day
73.4 km/h
13 February 2011
Strongest gust
115.6 km/h
5 April 2000
Hottest feels-like
41.0 °C
30 July 2006
Coldest feels-like
-45.1 °C
23 December 1983
Snowiest day
43.4 cm
27 April 1984
Sunniest day
15.7 h
17 June 1940
Normals computed over complete calendar years 1940–2025.
A specific year
Pick a year and see how it compares to normal — warmer, drier or more extreme than usual?
Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | -4.5 °C | +0.4 °C | 9 mm | -7 mm |
| Feb | -8.3 °C | -5.8 °C | 17 mm | +0 mm |
| Mar | 8.2 °C | +4.9 °C | 13 mm | -14 mm |
| Apr | 13.4 °C | +2.2 °C | 33 mm | -20 mm |
| May | 19.5 °C | +1.5 °C | 145 mm | +72 mm |
| Jun | 23.8 °C | +0.7 °C | 64 mm | -25 mm |
| Jul | 27.8 °C | +0.1 °C | 112 mm | +47 mm |
| Aug | 26.9 °C | -0.2 °C | 40 mm | -13 mm |
| Sep | 24.2 °C | +3.2 °C | 66 mm | +19 mm |
| Oct | 15.1 °C | +1.7 °C | 54 mm | +19 mm |
| Nov | 6.3 °C | +2.7 °C | 33 mm | +13 mm |
| Dec | -1.5 °C | +1.0 °C | 31 mm | +14 mm |
The year's extremes
What was the weather like that day?
Your birthday, a wedding, a memorable trip: discover the actual weather for any date since 1940.
Frequently asked questions
What is the climate of Dickinson?
Dickinson has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 5.9 °C and it receives 510 mm of precipitation per year.
What is the hottest day ever recorded in Dickinson?
The hottest day measured in Dickinson between 1940 and 2025 was 7 August 1949, reaching 41.4 °C.
What is the coldest day in Dickinson?
The coldest day measured in Dickinson between 1940 and 2025 was 21 January 1949, at -37.8 °C.
Does it snow in Dickinson?
Yes. Dickinson gets on average 82.4 cm of snow per year and has around 169 frost days.
Has the climate of Dickinson warmed?
Yes: Dickinson warmed by +1.1 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Dickinson?
The wettest day measured in Dickinson between 1940 and 2025 was 14 June 1977, with 88 mm of rain in 24 hours.
What was the windiest day in Dickinson?
The windiest day measured in Dickinson between 1940 and 2025 was 13 February 2011, with winds reaching 73.4 km/h.
What is the warmest month in Dickinson?
The warmest month in Dickinson is July (21.3 °C on average); the coldest is January (-9.7 °C).
How much does it rain in Dickinson?
Dickinson receives on average 510 mm of precipitation per year, spread over about 84 rainy days.
Is it sunny in Dickinson?
Dickinson gets on average 9.5 hours of sunshine per day, roughly 3,468 hours per year over 1940-2025.
What is the biggest single-day snowfall in Dickinson?
The heaviest 24-hour snowfall measured in Dickinson between 1940 and 2025 was 27 April 1984, with 43.4 cm.
Are there tropical nights in Dickinson?
Yes: Dickinson has on average 2 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Dickinson?
In Dickinson, between 1940 and 2025, the highest apparent temperature reached 41.0 °C on 30 July 2006, and the lowest was -45.1 °C on 23 December 1983.
Compare Dickinson with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Dickinson