Wasselonne climate — normals and trends
Wasselonne (France) has a temperate oceanic climate (Cfb) under the Köppen-Geiger classification. Its mean annual temperature is 10.2 °C and it receives 898 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 (19.2 °C on average) and the coldest is January (1.4 °C). Rainfall peaks in May.
Wasselonne averages 61 frost days, 8 hot days (≥ 30 °C) and 151 rainy days per year.
Wasselonne has warmed by +2.0 °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 76 to 46 per year over the period.
The hottest day of the period reached 38.2 °C (on 5 July 2015) and the coldest -22.2 °C (on 6 January 1947).
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
WasselonneGrand Est
- coords
- 48.64°, 7.45°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
10.2°C
Average daily high
14.0°C
Average daily low
6.7°C
Annual rainfall
898mm
Sunshine / day
7.9h
Mean relative humidity
77%
Average peak wind
14.7km/h
Seasonal range
17.8°C
Frost days (< 0 °C)
61 d/yr
Hot days (≥ 30 °C)
8 d/yr
Rainy days (≥ 1 mm)
151 d/yr
Annual snowfall
32.5 cm
Average feels-like high
12.1 °C
Average feels-like low
4.3 °C
Average peak gust
32.4 km/h
Tropical nights (≥ 20 °C)
2 d/yr
Solar radiation
11.6 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.0 °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
38.2 °C
5 July 2015
Coldest day
-22.2 °C
6 January 1947
Wettest day
66 mm
29 October 1998
Windiest day
58.3 km/h
26 December 1999
Strongest gust
129.2 km/h
26 December 1999
Hottest feels-like
40.1 °C
5 July 2015
Coldest feels-like
-28.0 °C
6 January 1947
Snowiest day
20.9 cm
28 December 1985
Sunniest day
15.0 h
8 July 2018
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 | 6.3 °C | +2.6 °C | 95 mm | +28 mm |
| Feb | 6.5 °C | +0.9 °C | 56 mm | -8 mm |
| Mar | 12.9 °C | +2.8 °C | 27 mm | -41 mm |
| Apr | 17.2 °C | +2.9 °C | 50 mm | -18 mm |
| May | 20.9 °C | +2.4 °C | 62 mm | -26 mm |
| Jun | 26.1 °C | +4.3 °C | 92 mm | +5 mm |
| Jul | 25.0 °C | +1.0 °C | 86 mm | +6 mm |
| Aug | 26.0 °C | +2.5 °C | 84 mm | +0 mm |
| Sep | 19.5 °C | -0.3 °C | 173 mm | +100 mm |
| Oct | 14.6 °C | +0.3 °C | 74 mm | +6 mm |
| Nov | 9.5 °C | +1.4 °C | 65 mm | -10 mm |
| Dec | 6.7 °C | +2.0 °C | 25 mm | -52 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 Wasselonne?
Wasselonne has a temperate oceanic climate (Köppen Cfb). Over 1940-2025, the average annual temperature is 10.2 °C and it receives 898 mm of precipitation per year.
What is the hottest day ever recorded in Wasselonne?
The hottest day measured in Wasselonne between 1940 and 2025 was 5 July 2015, reaching 38.2 °C.
What is the coldest day in Wasselonne?
The coldest day measured in Wasselonne between 1940 and 2025 was 6 January 1947, at -22.2 °C.
Does it snow in Wasselonne?
Yes. Wasselonne gets on average 32.5 cm of snow per year and has around 61 frost days.
Has the climate of Wasselonne warmed?
Yes: Wasselonne warmed by +2.0 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Wasselonne?
The wettest day measured in Wasselonne between 1940 and 2025 was 29 October 1998, with 66 mm of rain in 24 hours.
What was the windiest day in Wasselonne?
The windiest day measured in Wasselonne between 1940 and 2025 was 26 December 1999, with winds reaching 58.3 km/h.
What is the warmest month in Wasselonne?
The warmest month in Wasselonne is July (19.2 °C on average); the coldest is January (1.4 °C).
How much does it rain in Wasselonne?
Wasselonne receives on average 898 mm of precipitation per year, spread over about 151 rainy days.
Is it sunny in Wasselonne?
Wasselonne gets on average 7.9 hours of sunshine per day, roughly 2,884 hours per year over 1940-2025.
What is the biggest single-day snowfall in Wasselonne?
The heaviest 24-hour snowfall measured in Wasselonne between 1940 and 2025 was 28 December 1985, with 20.9 cm.
Are there tropical nights in Wasselonne?
Yes: Wasselonne has on average 2 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Wasselonne?
In Wasselonne, between 1940 and 2025, the highest apparent temperature reached 40.1 °C on 5 July 2015, and the lowest was -28.0 °C on 6 January 1947.
Compare Wasselonne with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Wasselonne