Les Andelys climate — normals and trends
Les Andelys (France) has a temperate oceanic climate (Cfb) under the Köppen-Geiger classification. Its mean annual temperature is 10.5 °C and it receives 677 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 (18.0 °C on average) and the coldest is January (3.5 °C). Rainfall peaks in December.
Les Andelys averages 42 frost days, 3 hot days (≥ 30 °C) and 130 rainy days per year.
Les Andelys has warmed by +1.8 °C between 1940 and 2025, or +0.21 °C per decade. This trend is statistically significant.
The number of frost days there went from about 57 to 27 per year over the period.
The hottest day of the period reached 39.4 °C (on 25 July 2019) and the coldest -17.2 °C (on 29 January 1945).
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
Les AndelysNormandy
- coords
- 49.25°, 1.41°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
10.5°C
Average daily high
14.2°C
Average daily low
7.1°C
Annual rainfall
677mm
Sunshine / day
7.9h
Mean relative humidity
80%
Average peak wind
18.7km/h
Seasonal range
14.5°C
Frost days (< 0 °C)
42 d/yr
Hot days (≥ 30 °C)
3 d/yr
Rainy days (≥ 1 mm)
130 d/yr
Annual snowfall
12.9 cm
Average feels-like high
11.9 °C
Average feels-like low
4.4 °C
Average peak gust
37.2 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
+1.8 °C
since 1940
+0.2 °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
39.4 °C
25 July 2019
Coldest day
-17.2 °C
29 January 1945
Wettest day
48 mm
4 July 1975
Windiest day
54.0 km/h
11 March 1963
Strongest gust
119.2 km/h
25 January 1990
Hottest feels-like
40.5 °C
6 August 2003
Coldest feels-like
-22.5 °C
29 January 1945
Snowiest day
13.2 cm
19 February 1978
Sunniest day
16.0 h
29 June 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 | 6.3 °C | +0.5 °C | 156 mm | +99 mm |
| Feb | 7.6 °C | +0.5 °C | 43 mm | -9 mm |
| Mar | 13.1 °C | +2.6 °C | 22 mm | -33 mm |
| Apr | 18.3 °C | +4.7 °C | 31 mm | -23 mm |
| May | 19.9 °C | +2.8 °C | 43 mm | -20 mm |
| Jun | 24.8 °C | +4.5 °C | 55 mm | -1 mm |
| Jul | 24.1 °C | +1.6 °C | 86 mm | +35 mm |
| Aug | 25.2 °C | +2.9 °C | 27 mm | -25 mm |
| Sep | 19.9 °C | +0.4 °C | 62 mm | +12 mm |
| Oct | 15.7 °C | +0.7 °C | 67 mm | +7 mm |
| Nov | 11.3 °C | +1.7 °C | 55 mm | -9 mm |
| Dec | 8.9 °C | +2.2 °C | 43 mm | -22 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 Les Andelys?
Les Andelys has a temperate oceanic climate (Köppen Cfb). Over 1940-2025, the average annual temperature is 10.5 °C and it receives 677 mm of precipitation per year.
What is the hottest day ever recorded in Les Andelys?
The hottest day measured in Les Andelys between 1940 and 2025 was 25 July 2019, reaching 39.4 °C.
What is the coldest day in Les Andelys?
The coldest day measured in Les Andelys between 1940 and 2025 was 29 January 1945, at -17.2 °C.
Does it snow in Les Andelys?
Yes. Les Andelys gets on average 12.9 cm of snow per year and has around 42 frost days.
Has the climate of Les Andelys warmed?
Yes: Les Andelys warmed by +1.8 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Les Andelys?
The wettest day measured in Les Andelys between 1940 and 2025 was 4 July 1975, with 48 mm of rain in 24 hours.
What was the windiest day in Les Andelys?
The windiest day measured in Les Andelys between 1940 and 2025 was 11 March 1963, with winds reaching 54.0 km/h.
What is the warmest month in Les Andelys?
The warmest month in Les Andelys is July (18.0 °C on average); the coldest is January (3.5 °C).
How much does it rain in Les Andelys?
Les Andelys receives on average 677 mm of precipitation per year, spread over about 130 rainy days.
Is it sunny in Les Andelys?
Les Andelys 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 Les Andelys?
The heaviest 24-hour snowfall measured in Les Andelys between 1940 and 2025 was 19 February 1978, with 13.2 cm.
Are there tropical nights in Les Andelys?
Yes: Les Andelys has on average 1 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Les Andelys?
In Les Andelys, between 1940 and 2025, the highest apparent temperature reached 40.5 °C on 6 August 2003, and the lowest was -22.5 °C on 29 January 1945.
Compare Les Andelys with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Les Andelys