Rehau climate — normals and trends
Rehau (Germany) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 7.3 °C and it receives 809 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 (16.6 °C on average) and the coldest is January (-2.2 °C). Rainfall peaks in July.
Rehau averages 104 frost days, 2 hot days (≥ 30 °C) and 153 rainy days per year.
Rehau has warmed by +2.2 °C between 1940 and 2025, or +0.26 °C per decade. This trend is statistically significant.
The number of frost days there went from about 124 to 84 per year over the period.
The hottest day of the period reached 34.6 °C (on 20 July 2022) and the coldest -27.5 °C (on 29 December 1941).
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
RehauBavaria
- coords
- 50.25°, 12.03°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
7.3°C
Average daily high
10.9°C
Average daily low
3.9°C
Annual rainfall
809mm
Sunshine / day
7.2h
Mean relative humidity
80%
Average peak wind
16.4km/h
Seasonal range
18.8°C
Frost days (< 0 °C)
104 d/yr
Hot days (≥ 30 °C)
2 d/yr
Rainy days (≥ 1 mm)
153 d/yr
Annual snowfall
105.0 cm
Average feels-like high
8.1 °C
Average feels-like low
0.9 °C
Average peak gust
36.1 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
10.8 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.2 °C
since 1940
+0.3 °C per decade · r² = 0.44 · 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
20 July 2022
Coldest day
-27.5 °C
29 December 1941
Wettest day
51 mm
8 August 1978
Windiest day
49.1 km/h
18 January 2007
Strongest gust
132.1 km/h
18 January 2007
Hottest feels-like
38.2 °C
7 July 1957
Coldest feels-like
-32.9 °C
29 December 1941
Snowiest day
24.4 cm
24 April 1980
Sunniest day
15.7 h
13 June 2006
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 | 3.8 °C | +3.9 °C | 74 mm | +11 mm |
| Feb | 2.6 °C | +1.1 °C | 15 mm | -40 mm |
| Mar | 10.2 °C | +4.1 °C | 32 mm | -27 mm |
| Apr | 15.0 °C | +3.7 °C | 41 mm | -21 mm |
| May | 17.2 °C | +1.2 °C | 53 mm | -25 mm |
| Jun | 23.7 °C | +4.5 °C | 55 mm | -28 mm |
| Jul | 22.4 °C | +1.3 °C | 111 mm | +24 mm |
| Aug | 24.0 °C | +3.1 °C | 44 mm | -34 mm |
| Sep | 18.3 °C | +1.4 °C | 103 mm | +42 mm |
| Oct | 10.9 °C | -0.4 °C | 82 mm | +27 mm |
| Nov | 5.7 °C | +0.9 °C | 33 mm | -27 mm |
| Dec | 3.3 °C | +2.1 °C | 17 mm | -52 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 Rehau?
Rehau has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 7.3 °C and it receives 809 mm of precipitation per year.
What is the hottest day ever recorded in Rehau?
The hottest day measured in Rehau between 1940 and 2025 was 20 July 2022, reaching 34.6 °C.
What is the coldest day in Rehau?
The coldest day measured in Rehau between 1940 and 2025 was 29 December 1941, at -27.5 °C.
Does it snow in Rehau?
Yes. Rehau gets on average 105.0 cm of snow per year and has around 104 frost days.
Has the climate of Rehau warmed?
Yes: Rehau warmed by +2.2 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Rehau?
The wettest day measured in Rehau between 1940 and 2025 was 8 August 1978, with 51 mm of rain in 24 hours.
What was the windiest day in Rehau?
The windiest day measured in Rehau between 1940 and 2025 was 18 January 2007, with winds reaching 49.1 km/h.
What is the warmest month in Rehau?
The warmest month in Rehau is July (16.6 °C on average); the coldest is January (-2.2 °C).
How much does it rain in Rehau?
Rehau receives on average 809 mm of precipitation per year, spread over about 153 rainy days.
Is it sunny in Rehau?
Rehau gets on average 7.2 hours of sunshine per day, roughly 2,628 hours per year over 1940-2025.
What is the biggest single-day snowfall in Rehau?
The heaviest 24-hour snowfall measured in Rehau between 1940 and 2025 was 24 April 1980, with 24.4 cm.
Are there tropical nights in Rehau?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Rehau.
What was the most extreme apparent temperature in Rehau?
In Rehau, between 1940 and 2025, the highest apparent temperature reached 38.2 °C on 7 July 1957, and the lowest was -32.9 °C on 29 December 1941.
Compare Rehau with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Rehau