Breisach climate — normals and trends
Breisach (Germany) has a temperate oceanic climate (Cfb) under the Köppen-Geiger classification. Its mean annual temperature is 10.2 °C and it receives 828 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 (19.5 °C on average) and the coldest is January (1.0 °C). Rainfall peaks in May.
Breisach averages 70 frost days, 10 hot days (≥ 30 °C) and 145 rainy days per year.
Breisach 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 88 to 52 per year over the period.
The hottest day of the period reached 38.4 °C (on 25 July 2019) and the coldest -22.6 °C (on 23 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
BreisachBaden-Wurttemberg
- coords
- 48.03°, 7.58°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
10.2°C
Average daily high
14.3°C
Average daily low
6.4°C
Annual rainfall
828mm
Sunshine / day
8.4h
Mean relative humidity
76%
Average peak wind
12.4km/h
Seasonal range
18.5°C
Frost days (< 0 °C)
70 d/yr
Hot days (≥ 30 °C)
10 d/yr
Rainy days (≥ 1 mm)
145 d/yr
Annual snowfall
38.5 cm
Average feels-like high
12.6 °C
Average feels-like low
4.3 °C
Average peak gust
30.3 km/h
Tropical nights (≥ 20 °C)
2 d/yr
Solar radiation
12.0 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.3 °C
since 1940
+0.3 °C per decade · r² = 0.50 · 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
38.4 °C
25 July 2019
Coldest day
-22.6 °C
23 January 1942
Wettest day
56 mm
16 August 1980
Windiest day
54.0 km/h
26 December 1999
Strongest gust
129.2 km/h
26 December 1999
Hottest feels-like
39.6 °C
5 July 2015
Coldest feels-like
-27.0 °C
23 January 1942
Snowiest day
23.2 cm
7 February 1958
Sunniest day
15.0 h
19 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 | 6.9 °C | +3.1 °C | 101 mm | +33 mm |
| Feb | 7.4 °C | +1.5 °C | 50 mm | -12 mm |
| Mar | 13.1 °C | +2.7 °C | 36 mm | -27 mm |
| Apr | 17.5 °C | +3.0 °C | 55 mm | -11 mm |
| May | 21.1 °C | +2.4 °C | 49 mm | -33 mm |
| Jun | 27.7 °C | +5.4 °C | 74 mm | +0 mm |
| Jul | 25.6 °C | +1.1 °C | 88 mm | +20 mm |
| Aug | 26.6 °C | +2.4 °C | 131 mm | +61 mm |
| Sep | 20.0 °C | -0.4 °C | 130 mm | +67 mm |
| Oct | 15.3 °C | +0.7 °C | 79 mm | +16 mm |
| Nov | 9.8 °C | +1.6 °C | 80 mm | +6 mm |
| Dec | 6.9 °C | +2.3 °C | 20 mm | -54 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 Breisach?
Breisach has a temperate oceanic climate (Köppen Cfb). Over 1940-2025, the average annual temperature is 10.2 °C and it receives 828 mm of precipitation per year.
What is the hottest day ever recorded in Breisach?
The hottest day measured in Breisach between 1940 and 2025 was 25 July 2019, reaching 38.4 °C.
What is the coldest day in Breisach?
The coldest day measured in Breisach between 1940 and 2025 was 23 January 1942, at -22.6 °C.
Does it snow in Breisach?
Yes. Breisach gets on average 38.5 cm of snow per year and has around 70 frost days.
Has the climate of Breisach warmed?
Yes: Breisach warmed by +2.3 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Breisach?
The wettest day measured in Breisach between 1940 and 2025 was 16 August 1980, with 56 mm of rain in 24 hours.
What was the windiest day in Breisach?
The windiest day measured in Breisach between 1940 and 2025 was 26 December 1999, with winds reaching 54.0 km/h.
What is the warmest month in Breisach?
The warmest month in Breisach is July (19.5 °C on average); the coldest is January (1.0 °C).
How much does it rain in Breisach?
Breisach receives on average 828 mm of precipitation per year, spread over about 145 rainy days.
Is it sunny in Breisach?
Breisach gets on average 8.4 hours of sunshine per day, roughly 3,066 hours per year over 1940-2025.
What is the biggest single-day snowfall in Breisach?
The heaviest 24-hour snowfall measured in Breisach between 1940 and 2025 was 7 February 1958, with 23.2 cm.
Are there tropical nights in Breisach?
Yes: Breisach has on average 2 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Breisach?
In Breisach, between 1940 and 2025, the highest apparent temperature reached 39.6 °C on 5 July 2015, and the lowest was -27.0 °C on 23 January 1942.
Compare Breisach with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Breisach