Kleinostheim climate — normals and trends
Kleinostheim (Germany) has a temperate oceanic climate (Cfb) under the Köppen-Geiger classification. Its mean annual temperature is 9.7 °C and it receives 756 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 (18.9 °C on average) and the coldest is January (0.6 °C). Rainfall peaks in December.
Kleinostheim averages 67 frost days, 8 hot days (≥ 30 °C) and 140 rainy days per year.
Kleinostheim has warmed by +2.1 °C between 1940 and 2025, or +0.24 °C per decade. This trend is statistically significant.
The number of frost days there went from about 82 to 52 per year over the period.
The hottest day of the period reached 38.6 °C (on 25 July 2019) and the coldest -28.7 °C (on 19 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
KleinostheimBavaria
- coords
- 50.00°, 9.07°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
9.7°C
Average daily high
13.4°C
Average daily low
6.3°C
Annual rainfall
756mm
Sunshine / day
7.8h
Mean relative humidity
76%
Average peak wind
15.5km/h
Seasonal range
18.3°C
Frost days (< 0 °C)
67 d/yr
Hot days (≥ 30 °C)
8 d/yr
Rainy days (≥ 1 mm)
140 d/yr
Annual snowfall
37.5 cm
Average feels-like high
11.1 °C
Average feels-like low
3.6 °C
Average peak gust
34.2 km/h
Tropical nights (≥ 20 °C)
1 d/yr
Solar radiation
11.1 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.1 °C
since 1940
+0.2 °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
38.6 °C
25 July 2019
Coldest day
-28.7 °C
19 January 1940
Wettest day
62 mm
7 October 1982
Windiest day
50.9 km/h
18 January 2007
Strongest gust
125.3 km/h
18 January 2007
Hottest feels-like
41.1 °C
14 August 2025
Coldest feels-like
-34.2 °C
19 January 1940
Snowiest day
10.1 cm
5 January 1970
Sunniest day
15.2 h
13 June 2021
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 | 5.6 °C | +2.8 °C | 93 mm | +26 mm |
| Feb | 5.6 °C | +1.0 °C | 29 mm | -29 mm |
| Mar | 13.1 °C | +3.9 °C | 9 mm | -52 mm |
| Apr | 17.5 °C | +3.8 °C | 35 mm | -21 mm |
| May | 21.1 °C | +2.9 °C | 41 mm | -27 mm |
| Jun | 26.5 °C | +5.0 °C | 52 mm | -11 mm |
| Jul | 26.2 °C | +2.7 °C | 62 mm | -0 mm |
| Aug | 27.5 °C | +4.2 °C | 39 mm | -22 mm |
| Sep | 20.0 °C | +0.7 °C | 120 mm | +64 mm |
| Oct | 13.8 °C | +0.2 °C | 90 mm | +32 mm |
| Nov | 8.3 °C | +1.0 °C | 48 mm | -21 mm |
| Dec | 6.1 °C | +2.2 °C | 27 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 Kleinostheim?
Kleinostheim has a temperate oceanic climate (Köppen Cfb). Over 1940-2025, the average annual temperature is 9.7 °C and it receives 756 mm of precipitation per year.
What is the hottest day ever recorded in Kleinostheim?
The hottest day measured in Kleinostheim between 1940 and 2025 was 25 July 2019, reaching 38.6 °C.
What is the coldest day in Kleinostheim?
The coldest day measured in Kleinostheim between 1940 and 2025 was 19 January 1940, at -28.7 °C.
Does it snow in Kleinostheim?
Yes. Kleinostheim gets on average 37.5 cm of snow per year and has around 67 frost days.
Has the climate of Kleinostheim warmed?
Yes: Kleinostheim warmed by +2.1 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Kleinostheim?
The wettest day measured in Kleinostheim between 1940 and 2025 was 7 October 1982, with 62 mm of rain in 24 hours.
What was the windiest day in Kleinostheim?
The windiest day measured in Kleinostheim between 1940 and 2025 was 18 January 2007, with winds reaching 50.9 km/h.
What is the warmest month in Kleinostheim?
The warmest month in Kleinostheim is July (18.9 °C on average); the coldest is January (0.6 °C).
How much does it rain in Kleinostheim?
Kleinostheim receives on average 756 mm of precipitation per year, spread over about 140 rainy days.
Is it sunny in Kleinostheim?
Kleinostheim gets on average 7.8 hours of sunshine per day, roughly 2,847 hours per year over 1940-2025.
What is the biggest single-day snowfall in Kleinostheim?
The heaviest 24-hour snowfall measured in Kleinostheim between 1940 and 2025 was 5 January 1970, with 10.1 cm.
Are there tropical nights in Kleinostheim?
Yes: Kleinostheim has on average 1 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Kleinostheim?
In Kleinostheim, between 1940 and 2025, the highest apparent temperature reached 41.1 °C on 14 August 2025, and the lowest was -34.2 °C on 19 January 1940.
Compare Kleinostheim with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Kleinostheim