Kappeln climate — normals and trends
Kappeln (Germany) has a temperate oceanic climate (Cfb) under the Köppen-Geiger classification. Its mean annual temperature is 8.7 °C and it receives 701 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 August (17.0 °C on average) and the coldest is January (1.2 °C). Rainfall peaks in August.
Kappeln averages 51 frost days, 0 hot days (≥ 30 °C) and 139 rainy days per year.
Kappeln 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 73 to 29 per year over the period.
The hottest day of the period reached 30.5 °C (on 20 July 2022) and the coldest -18.8 °C (on 27 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
KappelnSchleswig-Holstein
- coords
- 54.66°, 9.93°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
8.7°C
Average daily high
10.9°C
Average daily low
6.6°C
Annual rainfall
701mm
Sunshine / day
7.7h
Mean relative humidity
82%
Average peak wind
24.5km/h
Seasonal range
15.8°C
Frost days (< 0 °C)
51 d/yr
Hot days (≥ 30 °C)
0 d/yr
Rainy days (≥ 1 mm)
139 d/yr
Annual snowfall
39.3 cm
Average feels-like high
7.7 °C
Average feels-like low
2.9 °C
Average peak gust
40.9 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
10.2 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.3 °C
since 1940
+0.3 °C per decade · r² = 0.49 · 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
20 July 2022
Coldest day
-18.8 °C
27 January 1942
Wettest day
56 mm
26 August 1946
Windiest day
73.9 km/h
3 December 1999
Strongest gust
130.3 km/h
3 December 1999
Hottest feels-like
32.0 °C
20 July 2022
Coldest feels-like
-24.6 °C
27 January 1942
Snowiest day
18.1 cm
26 January 1995
Sunniest day
16.8 h
29 June 2019
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 | 4.6 °C | +2.0 °C | 82 mm | +22 mm |
| Feb | 3.9 °C | +1.0 °C | 21 mm | -27 mm |
| Mar | 8.8 °C | +3.5 °C | 13 mm | -36 mm |
| Apr | 12.5 °C | +3.3 °C | 31 mm | -14 mm |
| May | 15.7 °C | +1.8 °C | 38 mm | -15 mm |
| Jun | 19.2 °C | +1.4 °C | 78 mm | +17 mm |
| Jul | 21.1 °C | +1.4 °C | 106 mm | +38 mm |
| Aug | 20.7 °C | +1.0 °C | 34 mm | -36 mm |
| Sep | 18.3 °C | +1.7 °C | 52 mm | -8 mm |
| Oct | 13.1 °C | +1.2 °C | 99 mm | +37 mm |
| Nov | 8.2 °C | +1.1 °C | 47 mm | -15 mm |
| Dec | 6.8 °C | +2.6 °C | 30 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 Kappeln?
Kappeln has a temperate oceanic climate (Köppen Cfb). Over 1940-2025, the average annual temperature is 8.7 °C and it receives 701 mm of precipitation per year.
What is the hottest day ever recorded in Kappeln?
The hottest day measured in Kappeln between 1940 and 2025 was 20 July 2022, reaching 30.5 °C.
What is the coldest day in Kappeln?
The coldest day measured in Kappeln between 1940 and 2025 was 27 January 1942, at -18.8 °C.
Does it snow in Kappeln?
Yes. Kappeln gets on average 39.3 cm of snow per year and has around 51 frost days.
Has the climate of Kappeln warmed?
Yes: Kappeln warmed by +2.3 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Kappeln?
The wettest day measured in Kappeln between 1940 and 2025 was 26 August 1946, with 56 mm of rain in 24 hours.
What was the windiest day in Kappeln?
The windiest day measured in Kappeln between 1940 and 2025 was 3 December 1999, with winds reaching 73.9 km/h.
What is the warmest month in Kappeln?
The warmest month in Kappeln is August (17.0 °C on average); the coldest is January (1.2 °C).
How much does it rain in Kappeln?
Kappeln receives on average 701 mm of precipitation per year, spread over about 139 rainy days.
Is it sunny in Kappeln?
Kappeln 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 Kappeln?
The heaviest 24-hour snowfall measured in Kappeln between 1940 and 2025 was 26 January 1995, with 18.1 cm.
Are there tropical nights in Kappeln?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Kappeln.
What was the most extreme apparent temperature in Kappeln?
In Kappeln, between 1940 and 2025, the highest apparent temperature reached 32.0 °C on 20 July 2022, and the lowest was -24.6 °C on 27 January 1942.
Compare Kappeln with another city
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Nearby cities
The climate around Kappeln