Weissach climate — normals and trends
Weissach (Germany) has a temperate oceanic climate (Cfb) under the Köppen-Geiger classification. Its mean annual temperature is 9.1 °C and it receives 925 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 (18.2 °C on average) and the coldest is January (0.0 °C). Rainfall peaks in May.
Weissach averages 80 frost days, 5 hot days (≥ 30 °C) and 159 rainy days per year.
Weissach has warmed by +1.9 °C between 1940 and 2025, or +0.22 °C per decade. This trend is statistically significant.
The number of frost days there went from about 96 to 64 per year over the period.
The hottest day of the period reached 35.7 °C (on 7 August 2015) and the coldest -29.0 °C (on 13 January 1987).
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
WeissachBaden-Wurttemberg
- coords
- 48.85°, 8.93°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
9.1°C
Average daily high
13.1°C
Average daily low
5.4°C
Annual rainfall
925mm
Sunshine / day
8.0h
Mean relative humidity
77%
Average peak wind
14.5km/h
Seasonal range
18.2°C
Frost days (< 0 °C)
80 d/yr
Hot days (≥ 30 °C)
5 d/yr
Rainy days (≥ 1 mm)
159 d/yr
Annual snowfall
62.1 cm
Average feels-like high
10.9 °C
Average feels-like low
2.8 °C
Average peak gust
32.4 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
11.6 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.9 °C
since 1940
+0.2 °C per decade · r² = 0.38 · 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
35.7 °C
7 August 2015
Coldest day
-29.0 °C
13 January 1987
Wettest day
66 mm
3 August 1968
Windiest day
55.3 km/h
26 December 1999
Strongest gust
119.9 km/h
26 December 1999
Hottest feels-like
40.7 °C
6 July 1957
Coldest feels-like
-33.7 °C
13 January 1987
Snowiest day
24.4 cm
10 April 1973
Sunniest day
15.0 h
20 May 1940
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 | 5.6 °C | +3.0 °C | 81 mm | +13 mm |
| Feb | 5.9 °C | +1.4 °C | 56 mm | -9 mm |
| Mar | 11.8 °C | +2.8 °C | 27 mm | -44 mm |
| Apr | 16.3 °C | +3.0 °C | 42 mm | -32 mm |
| May | 19.6 °C | +2.0 °C | 60 mm | -35 mm |
| Jun | 26.1 °C | +5.2 °C | 75 mm | -19 mm |
| Jul | 24.3 °C | +1.4 °C | 146 mm | +54 mm |
| Aug | 25.8 °C | +3.2 °C | 83 mm | -4 mm |
| Sep | 19.1 °C | +0.2 °C | 164 mm | +95 mm |
| Oct | 13.6 °C | +0.1 °C | 80 mm | +15 mm |
| Nov | 8.9 °C | +1.7 °C | 61 mm | -11 mm |
| Dec | 5.8 °C | +2.2 °C | 18 mm | -56 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 Weissach?
Weissach has a temperate oceanic climate (Köppen Cfb). Over 1940-2025, the average annual temperature is 9.1 °C and it receives 925 mm of precipitation per year.
What is the hottest day ever recorded in Weissach?
The hottest day measured in Weissach between 1940 and 2025 was 7 August 2015, reaching 35.7 °C.
What is the coldest day in Weissach?
The coldest day measured in Weissach between 1940 and 2025 was 13 January 1987, at -29.0 °C.
Does it snow in Weissach?
Yes. Weissach gets on average 62.1 cm of snow per year and has around 80 frost days.
Has the climate of Weissach warmed?
Yes: Weissach warmed by +1.9 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Weissach?
The wettest day measured in Weissach between 1940 and 2025 was 3 August 1968, with 66 mm of rain in 24 hours.
What was the windiest day in Weissach?
The windiest day measured in Weissach between 1940 and 2025 was 26 December 1999, with winds reaching 55.3 km/h.
What is the warmest month in Weissach?
The warmest month in Weissach is July (18.2 °C on average); the coldest is January (0.0 °C).
How much does it rain in Weissach?
Weissach receives on average 925 mm of precipitation per year, spread over about 159 rainy days.
Is it sunny in Weissach?
Weissach gets on average 8.0 hours of sunshine per day, roughly 2,920 hours per year over 1940-2025.
What is the biggest single-day snowfall in Weissach?
The heaviest 24-hour snowfall measured in Weissach between 1940 and 2025 was 10 April 1973, with 24.4 cm.
Are there tropical nights in Weissach?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Weissach.
What was the most extreme apparent temperature in Weissach?
In Weissach, between 1940 and 2025, the highest apparent temperature reached 40.7 °C on 6 July 1957, and the lowest was -33.7 °C on 13 January 1987.
Compare Weissach with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Weissach