Alholm climate — normals and trends
Alholm (Denmark) has a temperate oceanic climate (Cfb) under the Köppen-Geiger classification. Its mean annual temperature is 8.8 °C and it receives 615 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 (17.5 °C on average) and the coldest is February (1.1 °C). Rainfall peaks in August.
Alholm averages 48 frost days, 0 hot days (≥ 30 °C) and 130 rainy days per year.
Alholm has warmed by +2.6 °C between 1940 and 2025, or +0.30 °C per decade. This trend is statistically significant.
The number of frost days there went from about 72 to 24 per year over the period.
The hottest day of the period reached 30.5 °C (on 2 July 2025) and the coldest -17.2 °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
AlholmZealand
- coords
- 54.66°, 11.72°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
8.8°C
Average daily high
10.7°C
Average daily low
7.0°C
Annual rainfall
615mm
Sunshine / day
8.2h
Mean relative humidity
81%
Average peak wind
28.4km/h
Seasonal range
16.4°C
Frost days (< 0 °C)
48 d/yr
Hot days (≥ 30 °C)
0 d/yr
Rainy days (≥ 1 mm)
130 d/yr
Annual snowfall
39.2 cm
Average feels-like high
7.2 °C
Average feels-like low
2.7 °C
Average peak gust
44.9 km/h
Tropical nights (≥ 20 °C)
1 d/yr
Solar radiation
11.1 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.6 °C
since 1940
+0.3 °C per decade · r² = 0.54 · 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
30.5 °C
2 July 2025
Coldest day
-17.2 °C
26 January 1942
Wettest day
84 mm
22 July 2025
Windiest day
87.4 km/h
3 December 1999
Strongest gust
147.2 km/h
3 December 1999
Hottest feels-like
32.0 °C
10 July 2010
Coldest feels-like
-23.9 °C
25 January 1942
Snowiest day
20.7 cm
10 April 1970
Sunniest day
16.5 h
22 June 2019
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 | +2.1 °C | 56 mm | +6 mm |
| Feb | 3.6 °C | +1.1 °C | 16 mm | -24 mm |
| Mar | 8.1 °C | +3.3 °C | 9 mm | -31 mm |
| Apr | 12.5 °C | +3.8 °C | 13 mm | -25 mm |
| May | 15.4 °C | +1.9 °C | 46 mm | +1 mm |
| Jun | 19.4 °C | +1.7 °C | 65 mm | +11 mm |
| Jul | 21.3 °C | +1.4 °C | 167 mm | +102 mm |
| Aug | 20.7 °C | +0.9 °C | 35 mm | -32 mm |
| Sep | 18.6 °C | +2.0 °C | 59 mm | +1 mm |
| Oct | 12.8 °C | +1.2 °C | 86 mm | +32 mm |
| Nov | 8.1 °C | +1.2 °C | 43 mm | -11 mm |
| Dec | 6.4 °C | +2.3 °C | 20 mm | -33 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 Alholm?
Alholm has a temperate oceanic climate (Köppen Cfb). Over 1940-2025, the average annual temperature is 8.8 °C and it receives 615 mm of precipitation per year.
What is the hottest day ever recorded in Alholm?
The hottest day measured in Alholm between 1940 and 2025 was 2 July 2025, reaching 30.5 °C.
What is the coldest day in Alholm?
The coldest day measured in Alholm between 1940 and 2025 was 26 January 1942, at -17.2 °C.
Does it snow in Alholm?
Yes. Alholm gets on average 39.2 cm of snow per year and has around 48 frost days.
Has the climate of Alholm warmed?
Yes: Alholm warmed by +2.6 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Alholm?
The wettest day measured in Alholm between 1940 and 2025 was 22 July 2025, with 84 mm of rain in 24 hours.
What was the windiest day in Alholm?
The windiest day measured in Alholm between 1940 and 2025 was 3 December 1999, with winds reaching 87.4 km/h.
What is the warmest month in Alholm?
The warmest month in Alholm is July (17.5 °C on average); the coldest is February (1.1 °C).
How much does it rain in Alholm?
Alholm receives on average 615 mm of precipitation per year, spread over about 130 rainy days.
Is it sunny in Alholm?
Alholm gets on average 8.2 hours of sunshine per day, roughly 2,993 hours per year over 1940-2025.
What is the biggest single-day snowfall in Alholm?
The heaviest 24-hour snowfall measured in Alholm between 1940 and 2025 was 10 April 1970, with 20.7 cm.
Are there tropical nights in Alholm?
Yes: Alholm has on average 1 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Alholm?
In Alholm, between 1940 and 2025, the highest apparent temperature reached 32.0 °C on 10 July 2010, and the lowest was -23.9 °C on 25 January 1942.
Compare Alholm with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Alholm