Château-du-Loir climate — normals and trends
Château-du-Loir (France) has a temperate oceanic climate (Cfb) under the Köppen-Geiger classification. Its mean annual temperature is 11.3 °C and it receives 716 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 (19.1 °C on average) and the coldest is January (4.0 °C). Rainfall peaks in May.
Château-du-Loir averages 38 frost days, 6 hot days (≥ 30 °C) and 127 rainy days per year.
Château-du-Loir has warmed by +1.7 °C between 1940 and 2025, or +0.20 °C per decade. This trend is statistically significant.
The number of frost days there went from about 49 to 27 per year over the period.
The hottest day of the period reached 39.6 °C (on 23 July 2019) and the coldest -19.5 °C (on 21 January 1942).
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
Château-du-LoirPays de la Loire Region
- coords
- 47.69°, 0.42°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
11.3°C
Average daily high
15.2°C
Average daily low
7.6°C
Annual rainfall
716mm
Sunshine / day
8.2h
Mean relative humidity
78%
Average peak wind
18.2km/h
Seasonal range
15.1°C
Frost days (< 0 °C)
38 d/yr
Hot days (≥ 30 °C)
6 d/yr
Rainy days (≥ 1 mm)
127 d/yr
Annual snowfall
9.7 cm
Average feels-like high
13.1 °C
Average feels-like low
5.1 °C
Average peak gust
36.4 km/h
Tropical nights (≥ 20 °C)
1 d/yr
Solar radiation
12.0 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.7 °C
since 1940
+0.2 °C per decade · r² = 0.37 · 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
39.6 °C
23 July 2019
Coldest day
-19.5 °C
21 January 1942
Wettest day
73 mm
9 October 2024
Windiest day
60.3 km/h
26 December 1999
Strongest gust
128.9 km/h
26 December 1999
Hottest feels-like
42.0 °C
30 July 2024
Coldest feels-like
-24.8 °C
21 January 1942
Snowiest day
13.4 cm
23 February 1942
Sunniest day
15.8 h
21 June 1941
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 | 7.3 °C | +0.7 °C | 140 mm | +76 mm |
| Feb | 8.7 °C | +0.6 °C | 62 mm | +3 mm |
| Mar | 13.3 °C | +1.8 °C | 45 mm | -14 mm |
| Apr | 18.3 °C | +3.8 °C | 40 mm | -20 mm |
| May | 20.9 °C | +2.8 °C | 28 mm | -42 mm |
| Jun | 27.2 °C | +5.6 °C | 24 mm | -30 mm |
| Jul | 26.2 °C | +2.3 °C | 52 mm | +4 mm |
| Aug | 26.5 °C | +2.9 °C | 37 mm | -12 mm |
| Sep | 20.3 °C | -0.4 °C | 50 mm | -4 mm |
| Oct | 16.9 °C | +0.9 °C | 56 mm | -10 mm |
| Nov | 12.4 °C | +2.0 °C | 82 mm | +14 mm |
| Dec | 9.3 °C | +1.9 °C | 44 mm | -23 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 Château-du-Loir?
Château-du-Loir has a temperate oceanic climate (Köppen Cfb). Over 1940-2025, the average annual temperature is 11.3 °C and it receives 716 mm of precipitation per year.
What is the hottest day ever recorded in Château-du-Loir?
The hottest day measured in Château-du-Loir between 1940 and 2025 was 23 July 2019, reaching 39.6 °C.
What is the coldest day in Château-du-Loir?
The coldest day measured in Château-du-Loir between 1940 and 2025 was 21 January 1942, at -19.5 °C.
Does it snow in Château-du-Loir?
Yes. Château-du-Loir gets on average 9.7 cm of snow per year and has around 38 frost days.
Has the climate of Château-du-Loir warmed?
Yes: Château-du-Loir warmed by +1.7 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Château-du-Loir?
The wettest day measured in Château-du-Loir between 1940 and 2025 was 9 October 2024, with 73 mm of rain in 24 hours.
What was the windiest day in Château-du-Loir?
The windiest day measured in Château-du-Loir between 1940 and 2025 was 26 December 1999, with winds reaching 60.3 km/h.
What is the warmest month in Château-du-Loir?
The warmest month in Château-du-Loir is July (19.1 °C on average); the coldest is January (4.0 °C).
How much does it rain in Château-du-Loir?
Château-du-Loir receives on average 716 mm of precipitation per year, spread over about 127 rainy days.
Is it sunny in Château-du-Loir?
Château-du-Loir 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 Château-du-Loir?
The heaviest 24-hour snowfall measured in Château-du-Loir between 1940 and 2025 was 23 February 1942, with 13.4 cm.
Are there tropical nights in Château-du-Loir?
Yes: Château-du-Loir has on average 1 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Château-du-Loir?
In Château-du-Loir, between 1940 and 2025, the highest apparent temperature reached 42.0 °C on 30 July 2024, and the lowest was -24.8 °C on 21 January 1942.
Compare Château-du-Loir with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Château-du-Loir