Avranches climate — normals and trends
Avranches (France) has a temperate oceanic climate (Cfb) under the Köppen-Geiger classification. Its mean annual temperature is 10.8 °C and it receives 942 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 (17.1 °C on average) and the coldest is January (4.7 °C). Rainfall peaks in December.
Avranches averages 24 frost days, 1 hot days (≥ 30 °C) and 152 rainy days per year.
Avranches has warmed by +1.4 °C between 1940 and 2025, or +0.16 °C per decade. This trend is statistically significant.
The number of frost days there went from about 32 to 16 per year over the period.
The hottest day of the period reached 38.4 °C (on 18 July 2022) and the coldest -16.1 °C (on 8 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
AvranchesNormandy
- coords
- 48.68°, -1.36°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
10.8°C
Average daily high
13.9°C
Average daily low
7.9°C
Annual rainfall
942mm
Sunshine / day
8.2h
Mean relative humidity
82%
Average peak wind
19.7km/h
Seasonal range
12.4°C
Frost days (< 0 °C)
24 d/yr
Hot days (≥ 30 °C)
1 d/yr
Rainy days (≥ 1 mm)
152 d/yr
Annual snowfall
9.3 cm
Average feels-like high
11.8 °C
Average feels-like low
5.1 °C
Average peak gust
40.8 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
12.0 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.4 °C
since 1940
+0.2 °C per decade · r² = 0.35 · 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
38.4 °C
18 July 2022
Coldest day
-16.1 °C
8 January 1985
Wettest day
53 mm
13 November 2010
Windiest day
61.4 km/h
16 October 1987
Strongest gust
126.7 km/h
21 October 2021
Hottest feels-like
38.4 °C
5 August 2003
Coldest feels-like
-21.1 °C
8 January 1985
Snowiest day
11.9 cm
21 November 2024
Sunniest day
15.9 h
19 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 | 7.2 °C | +0.3 °C | 196 mm | +104 mm |
| Feb | 8.7 °C | +0.9 °C | 55 mm | -23 mm |
| Mar | 12.3 °C | +1.8 °C | 27 mm | -48 mm |
| Apr | 16.8 °C | +3.9 °C | 53 mm | -14 mm |
| May | 18.0 °C | +1.9 °C | 39 mm | -37 mm |
| Jun | 22.5 °C | +3.6 °C | 51 mm | -11 mm |
| Jul | 21.9 °C | +1.2 °C | 138 mm | +78 mm |
| Aug | 22.9 °C | +2.3 °C | 48 mm | -17 mm |
| Sep | 18.7 °C | 0.0 °C | 80 mm | +6 mm |
| Oct | 15.7 °C | +0.7 °C | 118 mm | +28 mm |
| Nov | 12.2 °C | +1.8 °C | 81 mm | -19 mm |
| Dec | 9.0 °C | +1.2 °C | 82 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 Avranches?
Avranches has a temperate oceanic climate (Köppen Cfb). Over 1940-2025, the average annual temperature is 10.8 °C and it receives 942 mm of precipitation per year.
What is the hottest day ever recorded in Avranches?
The hottest day measured in Avranches between 1940 and 2025 was 18 July 2022, reaching 38.4 °C.
What is the coldest day in Avranches?
The coldest day measured in Avranches between 1940 and 2025 was 8 January 1985, at -16.1 °C.
Does it snow in Avranches?
Yes. Avranches gets on average 9.3 cm of snow per year and has around 24 frost days.
Has the climate of Avranches warmed?
Yes: Avranches warmed by +1.4 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Avranches?
The wettest day measured in Avranches between 1940 and 2025 was 13 November 2010, with 53 mm of rain in 24 hours.
What was the windiest day in Avranches?
The windiest day measured in Avranches between 1940 and 2025 was 16 October 1987, with winds reaching 61.4 km/h.
What is the warmest month in Avranches?
The warmest month in Avranches is July (17.1 °C on average); the coldest is January (4.7 °C).
How much does it rain in Avranches?
Avranches receives on average 942 mm of precipitation per year, spread over about 152 rainy days.
Is it sunny in Avranches?
Avranches gets on average 8.2 hours of sunshine per day, roughly 2,993 hours per year over 1940-2025.
What is the biggest single-day snowfall in Avranches?
The heaviest 24-hour snowfall measured in Avranches between 1940 and 2025 was 21 November 2024, with 11.9 cm.
Are there tropical nights in Avranches?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Avranches.
What was the most extreme apparent temperature in Avranches?
In Avranches, between 1940 and 2025, the highest apparent temperature reached 38.4 °C on 5 August 2003, and the lowest was -21.1 °C on 8 January 1985.
Compare Avranches with another city
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Nearby cities
The climate around Avranches