Allendorf climate — normals and trends
Allendorf (Germany) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 8.1 °C and it receives 704 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 (16.8 °C on average) and the coldest is January (-0.5 °C). Rainfall peaks in May.
Allendorf averages 83 frost days, 2 hot days (≥ 30 °C) and 140 rainy days per year.
Allendorf 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 101 to 65 per year over the period.
The hottest day of the period reached 35.7 °C (on 25 July 2019) and the coldest -25.5 °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
AllendorfHesse
- coords
- 51.03°, 8.67°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
8.1°C
Average daily high
11.5°C
Average daily low
4.8°C
Annual rainfall
704mm
Sunshine / day
7.3h
Mean relative humidity
80%
Average peak wind
17.1km/h
Seasonal range
17.3°C
Frost days (< 0 °C)
83 d/yr
Hot days (≥ 30 °C)
2 d/yr
Rainy days (≥ 1 mm)
140 d/yr
Annual snowfall
57.7 cm
Average feels-like high
8.9 °C
Average feels-like low
1.8 °C
Average peak gust
37.4 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
10.5 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.1 °C
since 1940
+0.3 °C per decade · r² = 0.43 · 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
35.7 °C
25 July 2019
Coldest day
-25.5 °C
19 January 1940
Wettest day
49 mm
9 August 2007
Windiest day
51.2 km/h
24 November 1984
Strongest gust
131.0 km/h
18 January 2007
Hottest feels-like
38.3 °C
7 July 1957
Coldest feels-like
-30.4 °C
19 January 1940
Snowiest day
17.0 cm
29 March 1952
Sunniest day
15.4 h
19 June 2017
Normals computed over complete calendar years 1940–2025.
A specific year
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Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 3.7 °C | +2.2 °C | 120 mm | +65 mm |
| Feb | 4.1 °C | +1.2 °C | 33 mm | -16 mm |
| Mar | 11.5 °C | +4.4 °C | 19 mm | -35 mm |
| Apr | 15.6 °C | +3.9 °C | 54 mm | +1 mm |
| May | 18.5 °C | +2.4 °C | 42 mm | -27 mm |
| Jun | 23.3 °C | +4.0 °C | 49 mm | -19 mm |
| Jul | 23.3 °C | +2.2 °C | 62 mm | -6 mm |
| Aug | 24.5 °C | +3.6 °C | 38 mm | -28 mm |
| Sep | 18.5 °C | +1.3 °C | 75 mm | +20 mm |
| Oct | 11.9 °C | 0.0 °C | 64 mm | +14 mm |
| Nov | 7.1 °C | +1.1 °C | 42 mm | -15 mm |
| Dec | 5.0 °C | +2.3 °C | 23 mm | -38 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 Allendorf?
Allendorf has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 8.1 °C and it receives 704 mm of precipitation per year.
What is the hottest day ever recorded in Allendorf?
The hottest day measured in Allendorf between 1940 and 2025 was 25 July 2019, reaching 35.7 °C.
What is the coldest day in Allendorf?
The coldest day measured in Allendorf between 1940 and 2025 was 19 January 1940, at -25.5 °C.
Does it snow in Allendorf?
Yes. Allendorf gets on average 57.7 cm of snow per year and has around 83 frost days.
Has the climate of Allendorf warmed?
Yes: Allendorf warmed by +2.1 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Allendorf?
The wettest day measured in Allendorf between 1940 and 2025 was 9 August 2007, with 49 mm of rain in 24 hours.
What was the windiest day in Allendorf?
The windiest day measured in Allendorf between 1940 and 2025 was 24 November 1984, with winds reaching 51.2 km/h.
What is the warmest month in Allendorf?
The warmest month in Allendorf is July (16.8 °C on average); the coldest is January (-0.5 °C).
How much does it rain in Allendorf?
Allendorf receives on average 704 mm of precipitation per year, spread over about 140 rainy days.
Is it sunny in Allendorf?
Allendorf 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 Allendorf?
The heaviest 24-hour snowfall measured in Allendorf between 1940 and 2025 was 29 March 1952, with 17.0 cm.
Are there tropical nights in Allendorf?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Allendorf.
What was the most extreme apparent temperature in Allendorf?
In Allendorf, between 1940 and 2025, the highest apparent temperature reached 38.3 °C on 7 July 1957, and the lowest was -30.4 °C on 19 January 1940.
Compare Allendorf with another city
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Nearby cities
The climate around Allendorf