Gilleleje climate — normals and trends
Gilleleje (Denmark) has a temperate oceanic climate (Cfb) under the Köppen-Geiger classification. Its mean annual temperature is 8.4 °C and it receives 694 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 (17.1 °C on average) and the coldest is February (0.3 °C). Rainfall peaks in August.
Gilleleje averages 61 frost days, 0 hot days (≥ 30 °C) and 138 rainy days per year.
Gilleleje has warmed by +2.3 °C between 1940 and 2025, or +0.27 °C per decade. This trend is statistically significant.
The number of frost days there went from about 84 to 38 per year over the period.
The hottest day of the period reached 30.3 °C (on 8 July 1989) and the coldest -18.8 °C (on 25 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
GillelejeCapital Region
- coords
- 56.12°, 12.31°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
8.4°C
Average daily high
10.5°C
Average daily low
6.3°C
Annual rainfall
694mm
Sunshine / day
7.9h
Mean relative humidity
81%
Average peak wind
26.0km/h
Seasonal range
16.8°C
Frost days (< 0 °C)
61 d/yr
Hot days (≥ 30 °C)
0 d/yr
Rainy days (≥ 1 mm)
138 d/yr
Annual snowfall
47.4 cm
Average feels-like high
7.0 °C
Average feels-like low
2.2 °C
Average peak gust
41.0 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
10.3 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.3 °C
since 1940
+0.3 °C per decade · r² = 0.46 · 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
30.3 °C
8 July 1989
Coldest day
-18.8 °C
25 January 1942
Wettest day
63 mm
22 September 1967
Windiest day
77.7 km/h
8 January 2005
Strongest gust
131.8 km/h
24 November 1981
Hottest feels-like
31.9 °C
8 July 1989
Coldest feels-like
-27.9 °C
25 January 1942
Snowiest day
15.3 cm
10 April 1970
Sunniest day
16.8 h
24 June 2009
Normals computed over complete calendar years 1940–2025.
A specific year
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Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 4.5 °C | +2.5 °C | 65 mm | +13 mm |
| Feb | 3.1 °C | +1.2 °C | 17 mm | -24 mm |
| Mar | 8.0 °C | +3.6 °C | 19 mm | -23 mm |
| Apr | 12.2 °C | +3.4 °C | 13 mm | -28 mm |
| May | 14.3 °C | +0.4 °C | 54 mm | +3 mm |
| Jun | 18.5 °C | +0.9 °C | 86 mm | +22 mm |
| Jul | 21.2 °C | +1.6 °C | 110 mm | +35 mm |
| Aug | 19.9 °C | +0.5 °C | 49 mm | -31 mm |
| Sep | 18.3 °C | +2.2 °C | 71 mm | +3 mm |
| Oct | 12.5 °C | +1.2 °C | 99 mm | +36 mm |
| Nov | 7.7 °C | +1.0 °C | 48 mm | -12 mm |
| Dec | 6.4 °C | +2.7 °C | 35 mm | -23 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 Gilleleje?
Gilleleje has a temperate oceanic climate (Köppen Cfb). Over 1940-2025, the average annual temperature is 8.4 °C and it receives 694 mm of precipitation per year.
What is the hottest day ever recorded in Gilleleje?
The hottest day measured in Gilleleje between 1940 and 2025 was 8 July 1989, reaching 30.3 °C.
What is the coldest day in Gilleleje?
The coldest day measured in Gilleleje between 1940 and 2025 was 25 January 1942, at -18.8 °C.
Does it snow in Gilleleje?
Yes. Gilleleje gets on average 47.4 cm of snow per year and has around 61 frost days.
Has the climate of Gilleleje warmed?
Yes: Gilleleje warmed by +2.3 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Gilleleje?
The wettest day measured in Gilleleje between 1940 and 2025 was 22 September 1967, with 63 mm of rain in 24 hours.
What was the windiest day in Gilleleje?
The windiest day measured in Gilleleje between 1940 and 2025 was 8 January 2005, with winds reaching 77.7 km/h.
What is the warmest month in Gilleleje?
The warmest month in Gilleleje is July (17.1 °C on average); the coldest is February (0.3 °C).
How much does it rain in Gilleleje?
Gilleleje receives on average 694 mm of precipitation per year, spread over about 138 rainy days.
Is it sunny in Gilleleje?
Gilleleje 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 Gilleleje?
The heaviest 24-hour snowfall measured in Gilleleje between 1940 and 2025 was 10 April 1970, with 15.3 cm.
Are there tropical nights in Gilleleje?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Gilleleje.
What was the most extreme apparent temperature in Gilleleje?
In Gilleleje, between 1940 and 2025, the highest apparent temperature reached 31.9 °C on 8 July 1989, and the lowest was -27.9 °C on 25 January 1942.
Compare Gilleleje with another city
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Nearby cities
The climate around Gilleleje