Schmallenberg climate — normals and trends
Schmallenberg (Germany) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 7.4 °C and it receives 1,123 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 (15.6 °C on average) and the coldest is January (-1.0 °C). Rainfall peaks in July.
Schmallenberg averages 89 frost days, 1 hot days (≥ 30 °C) and 181 rainy days per year.
Schmallenberg has warmed by +2.1 °C between 1940 and 2025, or +0.25 °C per decade. This trend is statistically significant.
The number of frost days there went from about 110 to 68 per year over the period.
The hottest day of the period reached 34.6 °C (on 25 July 2019) and the coldest -24.6 °C (on 7 February 2012).
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
SchmallenbergNorth Rhine-Westphalia
- coords
- 51.15°, 8.29°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
7.4°C
Average daily high
10.6°C
Average daily low
4.4°C
Annual rainfall
1,123mm
Sunshine / day
7.4h
Mean relative humidity
84%
Average peak wind
18.2km/h
Seasonal range
16.6°C
Frost days (< 0 °C)
89 d/yr
Hot days (≥ 30 °C)
1 d/yr
Rainy days (≥ 1 mm)
181 d/yr
Annual snowfall
116.3 cm
Average feels-like high
7.9 °C
Average feels-like low
1.1 °C
Average peak gust
40.9 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
+2.1 °C
since 1940
+0.3 °C per decade · r² = 0.42 · 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
34.6 °C
25 July 2019
Coldest day
-24.6 °C
7 February 2012
Wettest day
65 mm
14 July 2021
Windiest day
55.4 km/h
18 January 2007
Strongest gust
137.2 km/h
24 November 1984
Hottest feels-like
36.8 °C
14 August 2025
Coldest feels-like
-30.3 °C
7 February 2012
Snowiest day
21.5 cm
27 November 1949
Sunniest day
15.5 h
20 June 2025
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 | 2.6 °C | +1.6 °C | 155 mm | +62 mm |
| Feb | 4.0 °C | +1.9 °C | 38 mm | -42 mm |
| Mar | 10.7 °C | +4.6 °C | 31 mm | -54 mm |
| Apr | 14.6 °C | +4.0 °C | 104 mm | +19 mm |
| May | 17.3 °C | +2.3 °C | 74 mm | -29 mm |
| Jun | 21.8 °C | +3.9 °C | 87 mm | -24 mm |
| Jul | 21.6 °C | +2.0 °C | 113 mm | -2 mm |
| Aug | 22.6 °C | +3.2 °C | 45 mm | -63 mm |
| Sep | 17.5 °C | +1.4 °C | 71 mm | -14 mm |
| Oct | 10.8 °C | -0.5 °C | 109 mm | +32 mm |
| Nov | 7.1 °C | +1.6 °C | 59 mm | -27 mm |
| Dec | 5.3 °C | +3.0 °C | 33 mm | -62 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 Schmallenberg?
Schmallenberg has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 7.4 °C and it receives 1,123 mm of precipitation per year.
What is the hottest day ever recorded in Schmallenberg?
The hottest day measured in Schmallenberg between 1940 and 2025 was 25 July 2019, reaching 34.6 °C.
What is the coldest day in Schmallenberg?
The coldest day measured in Schmallenberg between 1940 and 2025 was 7 February 2012, at -24.6 °C.
Does it snow in Schmallenberg?
Yes. Schmallenberg gets on average 116.3 cm of snow per year and has around 89 frost days.
Has the climate of Schmallenberg warmed?
Yes: Schmallenberg warmed by +2.1 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Schmallenberg?
The wettest day measured in Schmallenberg between 1940 and 2025 was 14 July 2021, with 65 mm of rain in 24 hours.
What was the windiest day in Schmallenberg?
The windiest day measured in Schmallenberg between 1940 and 2025 was 18 January 2007, with winds reaching 55.4 km/h.
What is the warmest month in Schmallenberg?
The warmest month in Schmallenberg is July (15.6 °C on average); the coldest is January (-1.0 °C).
How much does it rain in Schmallenberg?
Schmallenberg receives on average 1,123 mm of precipitation per year, spread over about 181 rainy days.
Is it sunny in Schmallenberg?
Schmallenberg gets on average 7.4 hours of sunshine per day, roughly 2,701 hours per year over 1940-2025.
What is the biggest single-day snowfall in Schmallenberg?
The heaviest 24-hour snowfall measured in Schmallenberg between 1940 and 2025 was 27 November 1949, with 21.5 cm.
Are there tropical nights in Schmallenberg?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Schmallenberg.
What was the most extreme apparent temperature in Schmallenberg?
In Schmallenberg, between 1940 and 2025, the highest apparent temperature reached 36.8 °C on 14 August 2025, and the lowest was -30.3 °C on 7 February 2012.
Compare Schmallenberg with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Schmallenberg