Clermont climate — normals and trends
Clermont (France) has a temperate oceanic climate (Cfb) under the Köppen-Geiger classification. Its mean annual temperature is 10.5 °C and it receives 669 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 (18.1 °C on average) and the coldest is January (3.2 °C). Rainfall peaks in May.
Clermont averages 46 frost days, 4 hot days (≥ 30 °C) and 131 rainy days per year.
Clermont has warmed by +1.9 °C between 1940 and 2025, or +0.23 °C per decade. This trend is statistically significant.
The number of frost days there went from about 60 to 32 per year over the period.
The hottest day of the period reached 41.2 °C (on 25 July 2019) and the coldest -20.6 °C (on 30 December 1950).
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
ClermontHauts-de-France
- coords
- 49.38°, 2.41°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
10.5°C
Average daily high
14.1°C
Average daily low
7.0°C
Annual rainfall
669mm
Sunshine / day
7.8h
Mean relative humidity
80%
Average peak wind
19.2km/h
Seasonal range
14.9°C
Frost days (< 0 °C)
46 d/yr
Hot days (≥ 30 °C)
4 d/yr
Rainy days (≥ 1 mm)
131 d/yr
Annual snowfall
14.5 cm
Average feels-like high
11.7 °C
Average feels-like low
4.2 °C
Average peak gust
37.4 km/h
Tropical nights (≥ 20 °C)
1 d/yr
Solar radiation
11.3 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.9 °C
since 1940
+0.2 °C per decade · r² = 0.44 · 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
41.2 °C
25 July 2019
Coldest day
-20.6 °C
30 December 1950
Wettest day
43 mm
10 August 1992
Windiest day
56.7 km/h
25 January 1990
Strongest gust
119.2 km/h
24 November 1984
Hottest feels-like
40.3 °C
6 July 1957
Coldest feels-like
-26.2 °C
17 January 1985
Snowiest day
13.9 cm
9 January 1968
Sunniest day
15.9 h
1 July 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 | 6.0 °C | +0.5 °C | 159 mm | +106 mm |
| Feb | 7.2 °C | +0.3 °C | 40 mm | -9 mm |
| Mar | 13.3 °C | +2.9 °C | 20 mm | -32 mm |
| Apr | 18.3 °C | +4.6 °C | 24 mm | -29 mm |
| May | 19.9 °C | +2.6 °C | 41 mm | -24 mm |
| Jun | 25.2 °C | +4.8 °C | 48 mm | -11 mm |
| Jul | 24.5 °C | +1.9 °C | 92 mm | +37 mm |
| Aug | 25.2 °C | +2.7 °C | 30 mm | -26 mm |
| Sep | 19.9 °C | +0.3 °C | 70 mm | +18 mm |
| Oct | 15.5 °C | +0.5 °C | 69 mm | +11 mm |
| Nov | 10.9 °C | +1.5 °C | 52 mm | -8 mm |
| Dec | 8.7 °C | +2.3 °C | 38 mm | -21 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 Clermont?
Clermont has a temperate oceanic climate (Köppen Cfb). Over 1940-2025, the average annual temperature is 10.5 °C and it receives 669 mm of precipitation per year.
What is the hottest day ever recorded in Clermont?
The hottest day measured in Clermont between 1940 and 2025 was 25 July 2019, reaching 41.2 °C.
What is the coldest day in Clermont?
The coldest day measured in Clermont between 1940 and 2025 was 30 December 1950, at -20.6 °C.
Does it snow in Clermont?
Yes. Clermont gets on average 14.5 cm of snow per year and has around 46 frost days.
Has the climate of Clermont warmed?
Yes: Clermont warmed by +1.9 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Clermont?
The wettest day measured in Clermont between 1940 and 2025 was 10 August 1992, with 43 mm of rain in 24 hours.
What was the windiest day in Clermont?
The windiest day measured in Clermont between 1940 and 2025 was 25 January 1990, with winds reaching 56.7 km/h.
What is the warmest month in Clermont?
The warmest month in Clermont is July (18.1 °C on average); the coldest is January (3.2 °C).
How much does it rain in Clermont?
Clermont receives on average 669 mm of precipitation per year, spread over about 131 rainy days.
Is it sunny in Clermont?
Clermont 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 Clermont?
The heaviest 24-hour snowfall measured in Clermont between 1940 and 2025 was 9 January 1968, with 13.9 cm.
Are there tropical nights in Clermont?
Yes: Clermont has on average 1 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Clermont?
In Clermont, between 1940 and 2025, the highest apparent temperature reached 40.3 °C on 6 July 1957, and the lowest was -26.2 °C on 17 January 1985.
Compare Clermont with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Clermont