Osterburg climate — normals and trends
Osterburg (Germany) has a temperate oceanic climate (Cfb) under the Köppen-Geiger classification. Its mean annual temperature is 9.5 °C and it receives 606 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 (18.6 °C on average) and the coldest is January (0.5 °C). Rainfall peaks in July.
Osterburg averages 67 frost days, 6 hot days (≥ 30 °C) and 127 rainy days per year.
Osterburg 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 83 to 51 per year over the period.
The hottest day of the period reached 38.9 °C (on 2 July 2025) and the coldest -23.6 °C (on 14 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
OsterburgSaxony-Anhalt
- coords
- 52.79°, 11.75°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
9.5°C
Average daily high
13.0°C
Average daily low
6.1°C
Annual rainfall
606mm
Sunshine / day
7.3h
Mean relative humidity
77%
Average peak wind
17.1km/h
Seasonal range
18.1°C
Frost days (< 0 °C)
67 d/yr
Hot days (≥ 30 °C)
6 d/yr
Rainy days (≥ 1 mm)
127 d/yr
Annual snowfall
33.6 cm
Average feels-like high
10.4 °C
Average feels-like low
3.2 °C
Average peak gust
36.2 km/h
Tropical nights (≥ 20 °C)
1 d/yr
Solar radiation
10.3 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.1 °C
since 1940
+0.3 °C per decade · r² = 0.41 · 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
38.9 °C
2 July 2025
Coldest day
-23.6 °C
14 January 1987
Wettest day
63 mm
27 September 1965
Windiest day
60.2 km/h
13 November 1972
Strongest gust
123.1 km/h
13 November 1972
Hottest feels-like
40.3 °C
21 August 1943
Coldest feels-like
-28.7 °C
14 January 1987
Snowiest day
12.4 cm
16 February 1969
Sunniest day
16.0 h
14 June 2025
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 | 4.4 °C | +1.9 °C | 75 mm | +28 mm |
| Feb | 5.0 °C | +1.2 °C | 19 mm | -20 mm |
| Mar | 12.2 °C | +4.3 °C | 10 mm | -33 mm |
| Apr | 17.2 °C | +4.1 °C | 20 mm | -23 mm |
| May | 19.5 °C | +1.5 °C | 31 mm | -23 mm |
| Jun | 24.7 °C | +3.4 °C | 48 mm | -12 mm |
| Jul | 24.4 °C | +1.4 °C | 123 mm | +56 mm |
| Aug | 25.4 °C | +2.7 °C | 24 mm | -39 mm |
| Sep | 21.3 °C | +2.5 °C | 42 mm | -6 mm |
| Oct | 13.7 °C | +0.3 °C | 71 mm | +28 mm |
| Nov | 8.3 °C | +1.1 °C | 51 mm | +4 mm |
| Dec | 6.3 °C | +2.4 °C | 23 mm | -28 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 Osterburg?
Osterburg has a temperate oceanic climate (Köppen Cfb). Over 1940-2025, the average annual temperature is 9.5 °C and it receives 606 mm of precipitation per year.
What is the hottest day ever recorded in Osterburg?
The hottest day measured in Osterburg between 1940 and 2025 was 2 July 2025, reaching 38.9 °C.
What is the coldest day in Osterburg?
The coldest day measured in Osterburg between 1940 and 2025 was 14 January 1987, at -23.6 °C.
Does it snow in Osterburg?
Yes. Osterburg gets on average 33.6 cm of snow per year and has around 67 frost days.
Has the climate of Osterburg warmed?
Yes: Osterburg warmed by +2.1 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Osterburg?
The wettest day measured in Osterburg between 1940 and 2025 was 27 September 1965, with 63 mm of rain in 24 hours.
What was the windiest day in Osterburg?
The windiest day measured in Osterburg between 1940 and 2025 was 13 November 1972, with winds reaching 60.2 km/h.
What is the warmest month in Osterburg?
The warmest month in Osterburg is July (18.6 °C on average); the coldest is January (0.5 °C).
How much does it rain in Osterburg?
Osterburg receives on average 606 mm of precipitation per year, spread over about 127 rainy days.
Is it sunny in Osterburg?
Osterburg gets on average 7.3 hours of sunshine per day, roughly 2,665 hours per year over 1940-2025.
What is the biggest single-day snowfall in Osterburg?
The heaviest 24-hour snowfall measured in Osterburg between 1940 and 2025 was 16 February 1969, with 12.4 cm.
Are there tropical nights in Osterburg?
Yes: Osterburg has on average 1 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Osterburg?
In Osterburg, between 1940 and 2025, the highest apparent temperature reached 40.3 °C on 21 August 1943, and the lowest was -28.7 °C on 14 January 1987.
Compare Osterburg with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Osterburg