Cham climate — normals and trends
Cham (Germany) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 8.0 °C and it receives 845 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 (17.6 °C on average) and the coldest is January (-2.1 °C). Rainfall peaks in July.
Cham averages 100 frost days, 4 hot days (≥ 30 °C) and 150 rainy days per year.
Cham 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 118 to 82 per year over the period.
The hottest day of the period reached 35.6 °C (on 13 August 2003) and the coldest -29.0 °C (on 10 February 1956).
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
ChamBavaria
- coords
- 49.23°, 12.66°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
8.0°C
Average daily high
11.9°C
Average daily low
4.4°C
Annual rainfall
845mm
Sunshine / day
8.0h
Mean relative humidity
78%
Average peak wind
13.9km/h
Seasonal range
19.7°C
Frost days (< 0 °C)
100 d/yr
Hot days (≥ 30 °C)
4 d/yr
Rainy days (≥ 1 mm)
150 d/yr
Annual snowfall
85.7 cm
Average feels-like high
9.6 °C
Average feels-like low
1.7 °C
Average peak gust
33.8 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
11.5 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.1 °C
since 1940
+0.3 °C per decade · r² = 0.46 · 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
35.6 °C
13 August 2003
Coldest day
-29.0 °C
10 February 1956
Wettest day
68 mm
30 May 1940
Windiest day
47.5 km/h
18 January 2007
Strongest gust
129.6 km/h
19 January 2007
Hottest feels-like
38.9 °C
7 July 1957
Coldest feels-like
-34.2 °C
10 February 1956
Snowiest day
19.9 cm
30 March 1979
Sunniest day
15.6 h
13 June 2023
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 | 3.1 °C | +2.6 °C | 77 mm | +15 mm |
| Feb | 3.5 °C | +1.0 °C | 25 mm | -32 mm |
| Mar | 11.0 °C | +3.5 °C | 30 mm | -31 mm |
| Apr | 16.1 °C | +3.5 °C | 31 mm | -30 mm |
| May | 17.4 °C | +0.2 °C | 53 mm | -30 mm |
| Jun | 24.8 °C | +4.3 °C | 57 mm | -36 mm |
| Jul | 22.9 °C | +0.5 °C | 112 mm | +18 mm |
| Aug | 24.5 °C | +2.4 °C | 71 mm | -15 mm |
| Sep | 18.9 °C | +0.9 °C | 84 mm | +20 mm |
| Oct | 11.8 °C | -0.6 °C | 68 mm | +11 mm |
| Nov | 5.6 °C | 0.0 °C | 56 mm | -4 mm |
| Dec | 3.0 °C | +1.3 °C | 19 mm | -50 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 Cham?
Cham has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 8.0 °C and it receives 845 mm of precipitation per year.
What is the hottest day ever recorded in Cham?
The hottest day measured in Cham between 1940 and 2025 was 13 August 2003, reaching 35.6 °C.
What is the coldest day in Cham?
The coldest day measured in Cham between 1940 and 2025 was 10 February 1956, at -29.0 °C.
Does it snow in Cham?
Yes. Cham gets on average 85.7 cm of snow per year and has around 100 frost days.
Has the climate of Cham warmed?
Yes: Cham warmed by +2.1 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Cham?
The wettest day measured in Cham between 1940 and 2025 was 30 May 1940, with 68 mm of rain in 24 hours.
What was the windiest day in Cham?
The windiest day measured in Cham between 1940 and 2025 was 18 January 2007, with winds reaching 47.5 km/h.
What is the warmest month in Cham?
The warmest month in Cham is July (17.6 °C on average); the coldest is January (-2.1 °C).
How much does it rain in Cham?
Cham receives on average 845 mm of precipitation per year, spread over about 150 rainy days.
Is it sunny in Cham?
Cham 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 Cham?
The heaviest 24-hour snowfall measured in Cham between 1940 and 2025 was 30 March 1979, with 19.9 cm.
Are there tropical nights in Cham?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Cham.
What was the most extreme apparent temperature in Cham?
In Cham, between 1940 and 2025, the highest apparent temperature reached 38.9 °C on 7 July 1957, and the lowest was -34.2 °C on 10 February 1956.
Compare Cham with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Cham