Gérardmer climate — normals and trends
Gérardmer (France) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 8.8 °C and it receives 1,178 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 (17.7 °C on average) and the coldest is January (-0.1 °C). Rainfall peaks in May.
Gérardmer averages 83 frost days, 3 hot days (≥ 30 °C) and 170 rainy days per year.
Gérardmer has warmed by +2.2 °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 100 to 66 per year over the period.
The hottest day of the period reached 36.2 °C (on 31 July 1983) and the coldest -22.1 °C (on 9 January 1985).
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
GérardmerGrand Est
- coords
- 48.07°, 6.88°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
8.8°C
Average daily high
12.5°C
Average daily low
5.3°C
Annual rainfall
1,178mm
Sunshine / day
8.1h
Mean relative humidity
79%
Average peak wind
13.3km/h
Seasonal range
17.8°C
Frost days (< 0 °C)
83 d/yr
Hot days (≥ 30 °C)
3 d/yr
Rainy days (≥ 1 mm)
170 d/yr
Annual snowfall
92.9 cm
Average feels-like high
10.5 °C
Average feels-like low
3.0 °C
Average peak gust
35.7 km/h
Tropical nights (≥ 20 °C)
1 d/yr
Solar radiation
11.8 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.2 °C
since 1940
+0.3 °C per decade · r² = 0.47 · 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
36.2 °C
31 July 1983
Coldest day
-22.1 °C
9 January 1985
Wettest day
59 mm
17 December 1982
Windiest day
59.0 km/h
26 December 1999
Strongest gust
148.7 km/h
26 December 1999
Hottest feels-like
37.9 °C
5 July 2015
Coldest feels-like
-28.5 °C
10 February 1956
Snowiest day
24.2 cm
7 February 1958
Sunniest day
15.0 h
14 May 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 | 5.6 °C | +3.3 °C | 142 mm | +40 mm |
| Feb | 6.4 °C | +2.2 °C | 66 mm | -27 mm |
| Mar | 11.6 °C | +3.0 °C | 51 mm | -40 mm |
| Apr | 16.0 °C | +3.3 °C | 71 mm | -17 mm |
| May | 18.9 °C | +2.1 °C | 67 mm | -44 mm |
| Jun | 25.2 °C | +4.9 °C | 105 mm | -2 mm |
| Jul | 23.2 °C | +0.8 °C | 127 mm | +29 mm |
| Aug | 24.7 °C | +2.7 °C | 154 mm | +53 mm |
| Sep | 18.1 °C | -0.2 °C | 153 mm | +66 mm |
| Oct | 13.6 °C | +0.6 °C | 137 mm | +50 mm |
| Nov | 8.9 °C | +2.2 °C | 95 mm | -9 mm |
| Dec | 6.4 °C | +3.2 °C | 36 mm | -74 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 Gérardmer?
Gérardmer has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 8.8 °C and it receives 1,178 mm of precipitation per year.
What is the hottest day ever recorded in Gérardmer?
The hottest day measured in Gérardmer between 1940 and 2025 was 31 July 1983, reaching 36.2 °C.
What is the coldest day in Gérardmer?
The coldest day measured in Gérardmer between 1940 and 2025 was 9 January 1985, at -22.1 °C.
Does it snow in Gérardmer?
Yes. Gérardmer gets on average 92.9 cm of snow per year and has around 83 frost days.
Has the climate of Gérardmer warmed?
Yes: Gérardmer warmed by +2.2 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Gérardmer?
The wettest day measured in Gérardmer between 1940 and 2025 was 17 December 1982, with 59 mm of rain in 24 hours.
What was the windiest day in Gérardmer?
The windiest day measured in Gérardmer between 1940 and 2025 was 26 December 1999, with winds reaching 59.0 km/h.
What is the warmest month in Gérardmer?
The warmest month in Gérardmer is July (17.7 °C on average); the coldest is January (-0.1 °C).
How much does it rain in Gérardmer?
Gérardmer receives on average 1,178 mm of precipitation per year, spread over about 170 rainy days.
Is it sunny in Gérardmer?
Gérardmer gets on average 8.1 hours of sunshine per day, roughly 2,957 hours per year over 1940-2025.
What is the biggest single-day snowfall in Gérardmer?
The heaviest 24-hour snowfall measured in Gérardmer between 1940 and 2025 was 7 February 1958, with 24.2 cm.
Are there tropical nights in Gérardmer?
Yes: Gérardmer has on average 1 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Gérardmer?
In Gérardmer, between 1940 and 2025, the highest apparent temperature reached 37.9 °C on 5 July 2015, and the lowest was -28.5 °C on 10 February 1956.
Compare Gérardmer with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Gérardmer