Thiers climate — normals and trends
Thiers (France) has a temperate oceanic climate (Cfb) under the Köppen-Geiger classification. Its mean annual temperature is 9.7 °C and it receives 920 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 (18.3 °C on average) and the coldest is January (1.5 °C). Rainfall peaks in May.
Thiers averages 73 frost days, 7 hot days (≥ 30 °C) and 155 rainy days per year.
Thiers has warmed by +2.3 °C between 1940 and 2025, or +0.27 °C per decade. This trend is statistically significant.
The number of frost days there went from about 88 to 58 per year over the period.
The hottest day of the period reached 37.4 °C (on 12 August 2003) and the coldest -24.1 °C (on 12 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
ThiersRhône-Alpes
- coords
- 45.86°, 3.55°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
9.7°C
Average daily high
14.1°C
Average daily low
5.6°C
Annual rainfall
920mm
Sunshine / day
8.5h
Mean relative humidity
77%
Average peak wind
13.6km/h
Seasonal range
16.8°C
Frost days (< 0 °C)
73 d/yr
Hot days (≥ 30 °C)
7 d/yr
Rainy days (≥ 1 mm)
155 d/yr
Annual snowfall
62.6 cm
Average feels-like high
12.1 °C
Average feels-like low
3.2 °C
Average peak gust
34.3 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
12.8 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.3 °C
since 1940
+0.3 °C per decade · r² = 0.53 · 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
37.4 °C
12 August 2003
Coldest day
-24.1 °C
12 January 1945
Wettest day
73 mm
29 September 2000
Windiest day
47.5 km/h
28 December 1999
Strongest gust
121.0 km/h
8 November 1982
Hottest feels-like
39.6 °C
27 June 2019
Coldest feels-like
-29.1 °C
12 January 1945
Snowiest day
29.5 cm
14 December 2008
Sunniest day
15.1 h
25 June 2023
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 | 7.5 °C | +2.7 °C | 73 mm | +6 mm |
| Feb | 9.8 °C | +3.3 °C | 43 mm | -20 mm |
| Mar | 11.1 °C | +0.8 °C | 79 mm | +13 mm |
| Apr | 16.2 °C | +2.9 °C | 77 mm | -5 mm |
| May | 18.7 °C | +1.5 °C | 82 mm | -17 mm |
| Jun | 26.7 °C | +5.8 °C | 88 mm | +7 mm |
| Jul | 24.7 °C | +1.2 °C | 44 mm | -22 mm |
| Aug | 27.0 °C | +3.7 °C | 89 mm | +8 mm |
| Sep | 19.6 °C | -0.3 °C | 131 mm | +48 mm |
| Oct | 15.2 °C | +0.2 °C | 76 mm | -1 mm |
| Nov | 10.4 °C | +1.5 °C | 105 mm | +25 mm |
| Dec | 8.7 °C | +3.1 °C | 56 mm | -18 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 Thiers?
Thiers has a temperate oceanic climate (Köppen Cfb). Over 1940-2025, the average annual temperature is 9.7 °C and it receives 920 mm of precipitation per year.
What is the hottest day ever recorded in Thiers?
The hottest day measured in Thiers between 1940 and 2025 was 12 August 2003, reaching 37.4 °C.
What is the coldest day in Thiers?
The coldest day measured in Thiers between 1940 and 2025 was 12 January 1945, at -24.1 °C.
Does it snow in Thiers?
Yes. Thiers gets on average 62.6 cm of snow per year and has around 73 frost days.
Has the climate of Thiers warmed?
Yes: Thiers warmed by +2.3 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Thiers?
The wettest day measured in Thiers between 1940 and 2025 was 29 September 2000, with 73 mm of rain in 24 hours.
What was the windiest day in Thiers?
The windiest day measured in Thiers between 1940 and 2025 was 28 December 1999, with winds reaching 47.5 km/h.
What is the warmest month in Thiers?
The warmest month in Thiers is July (18.3 °C on average); the coldest is January (1.5 °C).
How much does it rain in Thiers?
Thiers receives on average 920 mm of precipitation per year, spread over about 155 rainy days.
Is it sunny in Thiers?
Thiers gets on average 8.5 hours of sunshine per day, roughly 3,103 hours per year over 1940-2025.
What is the biggest single-day snowfall in Thiers?
The heaviest 24-hour snowfall measured in Thiers between 1940 and 2025 was 14 December 2008, with 29.5 cm.
Are there tropical nights in Thiers?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Thiers.
What was the most extreme apparent temperature in Thiers?
In Thiers, between 1940 and 2025, the highest apparent temperature reached 39.6 °C on 27 June 2019, and the lowest was -29.1 °C on 12 January 1945.
Compare Thiers with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Thiers