Brech climate — normals and trends
Brech (France) has a temperate oceanic climate (Cfb) under the Köppen-Geiger classification. Its mean annual temperature is 11.8 °C and it receives 723 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 (17.9 °C on average) and the coldest is January (6.1 °C). Rainfall peaks in December.
Brech averages 17 frost days, 1 hot days (≥ 30 °C) and 125 rainy days per year.
Brech has warmed by +1.3 °C between 1940 and 2025, or +0.15 °C per decade. This trend is statistically significant.
The number of frost days there went from about 23 to 11 per year over the period.
The hottest day of the period reached 37.9 °C (on 18 July 2022) and the coldest -12.1 °C (on 16 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
BrechBrittany Region
- coords
- 47.72°, -3.00°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
11.8°C
Average daily high
14.8°C
Average daily low
8.9°C
Annual rainfall
723mm
Sunshine / day
8.9h
Mean relative humidity
81%
Average peak wind
22.2km/h
Seasonal range
11.8°C
Frost days (< 0 °C)
17 d/yr
Hot days (≥ 30 °C)
1 d/yr
Rainy days (≥ 1 mm)
125 d/yr
Annual snowfall
2.8 cm
Average feels-like high
12.6 °C
Average feels-like low
6.1 °C
Average peak gust
40.6 km/h
Tropical nights (≥ 20 °C)
1 d/yr
Solar radiation
12.7 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.3 °C
since 1940
+0.2 °C per decade · r² = 0.31 · 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
37.9 °C
18 July 2022
Coldest day
-12.1 °C
16 January 1985
Wettest day
46 mm
28 September 1991
Windiest day
77.5 km/h
26 December 1999
Strongest gust
134.3 km/h
16 October 1987
Hottest feels-like
38.4 °C
9 August 2003
Coldest feels-like
-18.1 °C
13 January 1987
Snowiest day
8.5 cm
7 January 1982
Sunniest day
15.5 h
17 June 1996
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 | 8.7 °C | +0.3 °C | 191 mm | +114 mm |
| Feb | 9.7 °C | +0.7 °C | 44 mm | -20 mm |
| Mar | 13.0 °C | +1.7 °C | 43 mm | -17 mm |
| Apr | 17.1 °C | +3.5 °C | 62 mm | +9 mm |
| May | 18.8 °C | +2.3 °C | 57 mm | -3 mm |
| Jun | 23.1 °C | +3.5 °C | 35 mm | -9 mm |
| Jul | 23.4 °C | +2.0 °C | 67 mm | +30 mm |
| Aug | 24.1 °C | +2.8 °C | 35 mm | -6 mm |
| Sep | 18.8 °C | -0.6 °C | 43 mm | -7 mm |
| Oct | 17.1 °C | +1.2 °C | 57 mm | -16 mm |
| Nov | 13.6 °C | +1.9 °C | 90 mm | +11 mm |
| Dec | 10.3 °C | +1.0 °C | 105 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 Brech?
Brech has a temperate oceanic climate (Köppen Cfb). Over 1940-2025, the average annual temperature is 11.8 °C and it receives 723 mm of precipitation per year.
What is the hottest day ever recorded in Brech?
The hottest day measured in Brech between 1940 and 2025 was 18 July 2022, reaching 37.9 °C.
What is the coldest day in Brech?
The coldest day measured in Brech between 1940 and 2025 was 16 January 1985, at -12.1 °C.
Does it snow in Brech?
Yes. Brech gets on average 2.8 cm of snow per year and has around 17 frost days.
Has the climate of Brech warmed?
Yes: Brech warmed by +1.3 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Brech?
The wettest day measured in Brech between 1940 and 2025 was 28 September 1991, with 46 mm of rain in 24 hours.
What was the windiest day in Brech?
The windiest day measured in Brech between 1940 and 2025 was 26 December 1999, with winds reaching 77.5 km/h.
What is the warmest month in Brech?
The warmest month in Brech is July (17.9 °C on average); the coldest is January (6.1 °C).
How much does it rain in Brech?
Brech receives on average 723 mm of precipitation per year, spread over about 125 rainy days.
Is it sunny in Brech?
Brech gets on average 8.9 hours of sunshine per day, roughly 3,249 hours per year over 1940-2025.
What is the biggest single-day snowfall in Brech?
The heaviest 24-hour snowfall measured in Brech between 1940 and 2025 was 7 January 1982, with 8.5 cm.
Are there tropical nights in Brech?
Yes: Brech has on average 1 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Brech?
In Brech, between 1940 and 2025, the highest apparent temperature reached 38.4 °C on 9 August 2003, and the lowest was -18.1 °C on 13 January 1987.
Compare Brech with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Brech