Potsdam climate — normals and trends
Potsdam (Germany) has a temperate oceanic climate (Cfb) under the Köppen-Geiger classification. Its mean annual temperature is 9.4 °C and it receives 603 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 (18.7 °C on average) and the coldest is January (0.0 °C). Rainfall peaks in July.
Potsdam averages 71 frost days, 6 hot days (≥ 30 °C) and 127 rainy days per year.
Potsdam 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 87 to 55 per year over the period.
The hottest day of the period reached 38.4 °C (on 2 July 2025) and the coldest -23.8 °C (on 12 January 1940).
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
PotsdamBrandenburg
- coords
- 52.40°, 13.07°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
9.4°C
Average daily high
12.8°C
Average daily low
6.0°C
Annual rainfall
603mm
Sunshine / day
7.4h
Mean relative humidity
77%
Average peak wind
17.2km/h
Seasonal range
18.7°C
Frost days (< 0 °C)
71 d/yr
Hot days (≥ 30 °C)
6 d/yr
Rainy days (≥ 1 mm)
127 d/yr
Annual snowfall
36.1 cm
Average feels-like high
10.3 °C
Average feels-like low
3.1 °C
Average peak gust
35.9 km/h
Tropical nights (≥ 20 °C)
1 d/yr
Solar radiation
10.4 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.3 °C
since 1940
+0.3 °C per decade · r² = 0.43 · 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
2 July 2025
Coldest day
-23.8 °C
12 January 1940
Wettest day
70 mm
8 August 1978
Windiest day
60.7 km/h
13 November 1972
Strongest gust
127.1 km/h
13 November 1972
Hottest feels-like
39.7 °C
2 August 1943
Coldest feels-like
-29.2 °C
12 January 1940
Snowiest day
15.0 cm
11 December 1990
Sunniest day
16.0 h
9 June 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 | 4.6 °C | +2.5 °C | 72 mm | +27 mm |
| Feb | 4.6 °C | +1.2 °C | 20 mm | -19 mm |
| Mar | 11.9 °C | +4.2 °C | 13 mm | -29 mm |
| Apr | 17.2 °C | +4.1 °C | 19 mm | -24 mm |
| May | 19.1 °C | +1.1 °C | 35 mm | -21 mm |
| Jun | 25.1 °C | +3.7 °C | 38 mm | -25 mm |
| Jul | 24.4 °C | +1.4 °C | 105 mm | +37 mm |
| Aug | 25.3 °C | +2.5 °C | 34 mm | -27 mm |
| Sep | 21.2 °C | +2.4 °C | 54 mm | +5 mm |
| Oct | 13.4 °C | +0.1 °C | 64 mm | +22 mm |
| Nov | 8.2 °C | +1.2 °C | 40 mm | -7 mm |
| Dec | 5.6 °C | +2.1 °C | 27 mm | -22 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 Potsdam?
Potsdam has a temperate oceanic climate (Köppen Cfb). Over 1940-2025, the average annual temperature is 9.4 °C and it receives 603 mm of precipitation per year.
What is the hottest day ever recorded in Potsdam?
The hottest day measured in Potsdam between 1940 and 2025 was 2 July 2025, reaching 38.4 °C.
What is the coldest day in Potsdam?
The coldest day measured in Potsdam between 1940 and 2025 was 12 January 1940, at -23.8 °C.
Does it snow in Potsdam?
Yes. Potsdam gets on average 36.1 cm of snow per year and has around 71 frost days.
Has the climate of Potsdam warmed?
Yes: Potsdam warmed by +2.3 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Potsdam?
The wettest day measured in Potsdam between 1940 and 2025 was 8 August 1978, with 70 mm of rain in 24 hours.
What was the windiest day in Potsdam?
The windiest day measured in Potsdam between 1940 and 2025 was 13 November 1972, with winds reaching 60.7 km/h.
What is the warmest month in Potsdam?
The warmest month in Potsdam is July (18.7 °C on average); the coldest is January (0.0 °C).
How much does it rain in Potsdam?
Potsdam receives on average 603 mm of precipitation per year, spread over about 127 rainy days.
Is it sunny in Potsdam?
Potsdam 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 Potsdam?
The heaviest 24-hour snowfall measured in Potsdam between 1940 and 2025 was 11 December 1990, with 15.0 cm.
Are there tropical nights in Potsdam?
Yes: Potsdam has on average 1 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Potsdam?
In Potsdam, between 1940 and 2025, the highest apparent temperature reached 39.7 °C on 2 August 1943, and the lowest was -29.2 °C on 12 January 1940.
Compare Potsdam with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Potsdam