Køge climate — normals and trends
Køge (Denmark) has a temperate oceanic climate (Cfb) under the Köppen-Geiger classification. Its mean annual temperature is 8.3 °C and it receives 661 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 (16.9 °C on average) and the coldest is February (0.4 °C). Rainfall peaks in August.
Køge averages 63 frost days, 0 hot days (≥ 30 °C) and 132 rainy days per year.
Køge has warmed by +2.4 °C between 1940 and 2025, or +0.28 °C per decade. This trend is statistically significant.
The number of frost days there went from about 87 to 39 per year over the period.
The hottest day of the period reached 28.8 °C (on 7 August 1975) and the coldest -22.1 °C (on 26 January 1942).
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
KøgeZealand
- coords
- 55.46°, 12.18°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
8.3°C
Average daily high
10.4°C
Average daily low
6.1°C
Annual rainfall
661mm
Sunshine / day
7.9h
Mean relative humidity
82%
Average peak wind
24.8km/h
Seasonal range
16.5°C
Frost days (< 0 °C)
63 d/yr
Hot days (≥ 30 °C)
0 d/yr
Rainy days (≥ 1 mm)
132 d/yr
Annual snowfall
48.2 cm
Average feels-like high
7.1 °C
Average feels-like low
2.3 °C
Average peak gust
38.8 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
10.4 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.4 °C
since 1940
+0.3 °C per decade · r² = 0.47 · 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
28.8 °C
7 August 1975
Coldest day
-22.1 °C
26 January 1942
Wettest day
61 mm
19 July 1987
Windiest day
74.1 km/h
28 October 2013
Strongest gust
118.1 km/h
3 December 1999
Hottest feels-like
31.7 °C
25 July 2018
Coldest feels-like
-28.0 °C
25 January 1942
Snowiest day
18.4 cm
10 April 1970
Sunniest day
16.6 h
2 July 2018
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 | 4.4 °C | +2.4 °C | 62 mm | +10 mm |
| Feb | 3.3 °C | +1.2 °C | 17 mm | -24 mm |
| Mar | 8.3 °C | +3.7 °C | 20 mm | -23 mm |
| Apr | 12.2 °C | +3.5 °C | 13 mm | -28 mm |
| May | 14.7 °C | +1.3 °C | 40 mm | -10 mm |
| Jun | 18.5 °C | +1.1 °C | 76 mm | +15 mm |
| Jul | 21.0 °C | +1.4 °C | 143 mm | +74 mm |
| Aug | 20.1 °C | +0.6 °C | 39 mm | -31 mm |
| Sep | 18.1 °C | +1.9 °C | 55 mm | -5 mm |
| Oct | 12.6 °C | +1.3 °C | 97 mm | +39 mm |
| Nov | 7.7 °C | +1.0 °C | 42 mm | -16 mm |
| Dec | 6.3 °C | +2.6 °C | 26 mm | -31 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 Køge?
Køge has a temperate oceanic climate (Köppen Cfb). Over 1940-2025, the average annual temperature is 8.3 °C and it receives 661 mm of precipitation per year.
What is the hottest day ever recorded in Køge?
The hottest day measured in Køge between 1940 and 2025 was 7 August 1975, reaching 28.8 °C.
What is the coldest day in Køge?
The coldest day measured in Køge between 1940 and 2025 was 26 January 1942, at -22.1 °C.
Does it snow in Køge?
Yes. Køge gets on average 48.2 cm of snow per year and has around 63 frost days.
Has the climate of Køge warmed?
Yes: Køge warmed by +2.4 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Køge?
The wettest day measured in Køge between 1940 and 2025 was 19 July 1987, with 61 mm of rain in 24 hours.
What was the windiest day in Køge?
The windiest day measured in Køge between 1940 and 2025 was 28 October 2013, with winds reaching 74.1 km/h.
What is the warmest month in Køge?
The warmest month in Køge is July (16.9 °C on average); the coldest is February (0.4 °C).
How much does it rain in Køge?
Køge receives on average 661 mm of precipitation per year, spread over about 132 rainy days.
Is it sunny in Køge?
Køge gets on average 7.9 hours of sunshine per day, roughly 2,884 hours per year over 1940-2025.
What is the biggest single-day snowfall in Køge?
The heaviest 24-hour snowfall measured in Køge between 1940 and 2025 was 10 April 1970, with 18.4 cm.
Are there tropical nights in Køge?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Køge.
What was the most extreme apparent temperature in Køge?
In Køge, between 1940 and 2025, the highest apparent temperature reached 31.7 °C on 25 July 2018, and the lowest was -28.0 °C on 25 January 1942.
Compare Køge with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Køge