Drammen climate — normals and trends
Drammen (Norway) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 5.1 °C and it receives 951 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 (16.5 °C on average) and the coldest is January (-6.5 °C). Rainfall peaks in August.
Drammen averages 147 frost days, 0 hot days (≥ 30 °C) and 133 rainy days per year.
Drammen has warmed by +3.1 °C between 1940 and 2025, or +0.36 °C per decade. This trend is statistically significant.
The number of frost days there went from about 170 to 124 per year over the period.
The hottest day of the period reached 33.1 °C (on 10 August 1975) and the coldest -31.0 °C (on 10 February 1985).
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
DrammenBuskerud
- coords
- 59.74°, 10.20°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
5.1°C
Average daily high
8.5°C
Average daily low
1.7°C
Annual rainfall
951mm
Sunshine / day
7.7h
Mean relative humidity
79%
Average peak wind
11.8km/h
Seasonal range
23.0°C
Frost days (< 0 °C)
147 d/yr
Hot days (≥ 30 °C)
0 d/yr
Rainy days (≥ 1 mm)
133 d/yr
Annual snowfall
196.8 cm
Average feels-like high
5.9 °C
Average feels-like low
-1.1 °C
Average peak gust
32.0 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
9.6 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+3.1 °C
since 1940
+0.4 °C per decade · r² = 0.44 · p = < 0.001
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
33.1 °C
10 August 1975
Coldest day
-31.0 °C
10 February 1985
Wettest day
62 mm
2 September 2015
Windiest day
34.7 km/h
20 February 1943
Strongest gust
106.2 km/h
16 October 1987
Hottest feels-like
32.5 °C
10 August 1975
Coldest feels-like
-35.4 °C
10 February 1985
Snowiest day
29.3 cm
2 November 1960
Sunniest day
17.9 h
19 June 2022
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 | -1.3 °C | +2.8 °C | 113 mm | +44 mm |
| Feb | 0.1 °C | +2.3 °C | 31 mm | -21 mm |
| Mar | 6.9 °C | +3.9 °C | 20 mm | -35 mm |
| Apr | 13.2 °C | +5.1 °C | 39 mm | -14 mm |
| May | 16.4 °C | +2.1 °C | 33 mm | -38 mm |
| Jun | 18.6 °C | +0.1 °C | 91 mm | +8 mm |
| Jul | 23.7 °C | +3.3 °C | 134 mm | +34 mm |
| Aug | 19.9 °C | +0.7 °C | 86 mm | -22 mm |
| Sep | 16.1 °C | +1.3 °C | 160 mm | +68 mm |
| Oct | 10.3 °C | +1.4 °C | 172 mm | +74 mm |
| Nov | 5.2 °C | +2.4 °C | 84 mm | -12 mm |
| Dec | 3.3 °C | +5.1 °C | 106 mm | +32 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 Drammen?
Drammen has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 5.1 °C and it receives 951 mm of precipitation per year.
What is the hottest day ever recorded in Drammen?
The hottest day measured in Drammen between 1940 and 2025 was 10 August 1975, reaching 33.1 °C.
What is the coldest day in Drammen?
The coldest day measured in Drammen between 1940 and 2025 was 10 February 1985, at -31.0 °C.
Does it snow in Drammen?
Yes. Drammen gets on average 196.8 cm of snow per year and has around 147 frost days.
Has the climate of Drammen warmed?
Yes: Drammen warmed by +3.1 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Drammen?
The wettest day measured in Drammen between 1940 and 2025 was 2 September 2015, with 62 mm of rain in 24 hours.
What was the windiest day in Drammen?
The windiest day measured in Drammen between 1940 and 2025 was 20 February 1943, with winds reaching 34.7 km/h.
What is the warmest month in Drammen?
The warmest month in Drammen is July (16.5 °C on average); the coldest is January (-6.5 °C).
How much does it rain in Drammen?
Drammen receives on average 951 mm of precipitation per year, spread over about 133 rainy days.
Is it sunny in Drammen?
Drammen gets on average 7.7 hours of sunshine per day, roughly 2,811 hours per year over 1940-2025.
What is the biggest single-day snowfall in Drammen?
The heaviest 24-hour snowfall measured in Drammen between 1940 and 2025 was 2 November 1960, with 29.3 cm.
Are there tropical nights in Drammen?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Drammen.
What was the most extreme apparent temperature in Drammen?
In Drammen, between 1940 and 2025, the highest apparent temperature reached 32.5 °C on 10 August 1975, and the lowest was -35.4 °C on 10 February 1985.
Compare Drammen with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Drammen