Saint-Hilaire de Talmont climate — normals and trends
Saint-Hilaire de Talmont (France) has a temperate oceanic climate (Cfb) under the Köppen-Geiger classification. Its mean annual temperature is 12.6 °C and it receives 695 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 (19.4 °C on average) and the coldest is January (6.3 °C). Rainfall peaks in November.
Saint-Hilaire de Talmont averages 19 frost days, 5 hot days (≥ 30 °C) and 119 rainy days per year.
Saint-Hilaire de Talmont has warmed by +1.5 °C between 1940 and 2025, or +0.17 °C per decade. This trend is statistically significant.
The number of frost days there went from about 26 to 12 per year over the period.
The hottest day of the period reached 39.9 °C (on 18 July 2022) and the coldest -11.7 °C (on 10 February 1986).
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
Saint-Hilaire de TalmontPays de la Loire Region
- coords
- 46.47°, -1.60°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
12.6°C
Average daily high
15.9°C
Average daily low
9.4°C
Annual rainfall
695mm
Sunshine / day
9.2h
Mean relative humidity
78%
Average peak wind
21.5km/h
Seasonal range
13.1°C
Frost days (< 0 °C)
19 d/yr
Hot days (≥ 30 °C)
5 d/yr
Rainy days (≥ 1 mm)
119 d/yr
Annual snowfall
2.3 cm
Average feels-like high
14.0 °C
Average feels-like low
6.7 °C
Average peak gust
40.8 km/h
Tropical nights (≥ 20 °C)
2 d/yr
Solar radiation
13.5 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.5 °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
39.9 °C
18 July 2022
Coldest day
-11.7 °C
10 February 1986
Wettest day
50 mm
20 May 1986
Windiest day
78.8 km/h
27 December 1999
Strongest gust
144.4 km/h
27 December 1999
Hottest feels-like
39.6 °C
29 July 2024
Coldest feels-like
-18.5 °C
12 January 1987
Snowiest day
10.4 cm
26 January 1945
Sunniest day
15.5 h
15 June 2014
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 | 9.6 °C | +0.9 °C | 172 mm | +97 mm |
| Feb | 10.6 °C | +1.0 °C | 65 mm | +3 mm |
| Mar | 13.7 °C | +1.5 °C | 29 mm | -26 mm |
| Apr | 17.8 °C | +3.1 °C | 85 mm | +36 mm |
| May | 20.0 °C | +2.1 °C | 36 mm | -19 mm |
| Jun | 25.6 °C | +4.4 °C | 25 mm | -15 mm |
| Jul | 25.1 °C | +1.8 °C | 50 mm | +16 mm |
| Aug | 26.9 °C | +3.7 °C | 24 mm | -16 mm |
| Sep | 20.6 °C | -0.5 °C | 59 mm | +10 mm |
| Oct | 18.3 °C | +1.2 °C | 61 mm | -11 mm |
| Nov | 14.3 °C | +2.0 °C | 78 mm | -4 mm |
| Dec | 10.7 °C | +1.2 °C | 76 mm | -7 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 Saint-Hilaire de Talmont?
Saint-Hilaire de Talmont has a temperate oceanic climate (Köppen Cfb). Over 1940-2025, the average annual temperature is 12.6 °C and it receives 695 mm of precipitation per year.
What is the hottest day ever recorded in Saint-Hilaire de Talmont?
The hottest day measured in Saint-Hilaire de Talmont between 1940 and 2025 was 18 July 2022, reaching 39.9 °C.
What is the coldest day in Saint-Hilaire de Talmont?
The coldest day measured in Saint-Hilaire de Talmont between 1940 and 2025 was 10 February 1986, at -11.7 °C.
Does it snow in Saint-Hilaire de Talmont?
Yes. Saint-Hilaire de Talmont gets on average 2.3 cm of snow per year and has around 19 frost days.
Has the climate of Saint-Hilaire de Talmont warmed?
Yes: Saint-Hilaire de Talmont warmed by +1.5 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Saint-Hilaire de Talmont?
The wettest day measured in Saint-Hilaire de Talmont between 1940 and 2025 was 20 May 1986, with 50 mm of rain in 24 hours.
What was the windiest day in Saint-Hilaire de Talmont?
The windiest day measured in Saint-Hilaire de Talmont between 1940 and 2025 was 27 December 1999, with winds reaching 78.8 km/h.
What is the warmest month in Saint-Hilaire de Talmont?
The warmest month in Saint-Hilaire de Talmont is July (19.4 °C on average); the coldest is January (6.3 °C).
How much does it rain in Saint-Hilaire de Talmont?
Saint-Hilaire de Talmont receives on average 695 mm of precipitation per year, spread over about 119 rainy days.
Is it sunny in Saint-Hilaire de Talmont?
Saint-Hilaire de Talmont gets on average 9.2 hours of sunshine per day, roughly 3,358 hours per year over 1940-2025.
What is the biggest single-day snowfall in Saint-Hilaire de Talmont?
The heaviest 24-hour snowfall measured in Saint-Hilaire de Talmont between 1940 and 2025 was 26 January 1945, with 10.4 cm.
Are there tropical nights in Saint-Hilaire de Talmont?
Yes: Saint-Hilaire de Talmont has on average 2 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Saint-Hilaire de Talmont?
In Saint-Hilaire de Talmont, between 1940 and 2025, the highest apparent temperature reached 39.6 °C on 29 July 2024, and the lowest was -18.5 °C on 12 January 1987.
Compare Saint-Hilaire de Talmont with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Saint-Hilaire de Talmont