Theix climate — normals and trends
Theix (France) has a temperate oceanic climate (Cfb) under the Köppen-Geiger classification. Its mean annual temperature is 11.7 °C and it receives 696 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 (18.0 °C on average) and the coldest is January (5.8 °C). Rainfall peaks in December.
Theix averages 21 frost days, 2 hot days (≥ 30 °C) and 124 rainy days per year.
Theix 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 29 to 13 per year over the period.
The hottest day of the period reached 39.5 °C (on 18 July 2022) and the coldest -14.4 °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
TheixBrittany Region
- coords
- 47.63°, -2.65°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
11.7°C
Average daily high
15.0°C
Average daily low
8.6°C
Annual rainfall
696mm
Sunshine / day
8.8h
Mean relative humidity
81%
Average peak wind
21.1km/h
Seasonal range
12.2°C
Frost days (< 0 °C)
21 d/yr
Hot days (≥ 30 °C)
2 d/yr
Rainy days (≥ 1 mm)
124 d/yr
Annual snowfall
3.2 cm
Average feels-like high
12.9 °C
Average feels-like low
5.9 °C
Average peak gust
40.3 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 = 0.32 · 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
39.5 °C
18 July 2022
Coldest day
-14.4 °C
16 January 1985
Wettest day
50 mm
28 September 1991
Windiest day
71.9 km/h
26 December 1999
Strongest gust
134.6 km/h
26 December 1999
Hottest feels-like
39.7 °C
10 August 2003
Coldest feels-like
-18.6 °C
17 January 1985
Snowiest day
8.4 cm
7 January 1982
Sunniest day
15.5 h
18 June 1949
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 | 8.5 °C | +0.3 °C | 195 mm | +123 mm |
| Feb | 9.7 °C | +0.8 °C | 41 mm | -18 mm |
| Mar | 13.2 °C | +1.7 °C | 45 mm | -13 mm |
| Apr | 17.5 °C | +3.6 °C | 59 mm | +6 mm |
| May | 19.3 °C | +2.4 °C | 57 mm | -5 mm |
| Jun | 23.8 °C | +3.8 °C | 36 mm | -10 mm |
| Jul | 23.9 °C | +2.0 °C | 88 mm | +50 mm |
| Aug | 24.5 °C | +2.7 °C | 31 mm | -11 mm |
| Sep | 19.1 °C | -0.7 °C | 42 mm | -7 mm |
| Oct | 17.1 °C | +1.1 °C | 52 mm | -16 mm |
| Nov | 13.6 °C | +2.0 °C | 79 mm | +7 mm |
| Dec | 10.1 °C | +1.0 °C | 93 mm | +16 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 Theix?
Theix has a temperate oceanic climate (Köppen Cfb). Over 1940-2025, the average annual temperature is 11.7 °C and it receives 696 mm of precipitation per year.
What is the hottest day ever recorded in Theix?
The hottest day measured in Theix between 1940 and 2025 was 18 July 2022, reaching 39.5 °C.
What is the coldest day in Theix?
The coldest day measured in Theix between 1940 and 2025 was 16 January 1985, at -14.4 °C.
Does it snow in Theix?
Yes. Theix gets on average 3.2 cm of snow per year and has around 21 frost days.
Has the climate of Theix warmed?
Yes: Theix warmed by +1.3 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Theix?
The wettest day measured in Theix between 1940 and 2025 was 28 September 1991, with 50 mm of rain in 24 hours.
What was the windiest day in Theix?
The windiest day measured in Theix between 1940 and 2025 was 26 December 1999, with winds reaching 71.9 km/h.
What is the warmest month in Theix?
The warmest month in Theix is July (18.0 °C on average); the coldest is January (5.8 °C).
How much does it rain in Theix?
Theix receives on average 696 mm of precipitation per year, spread over about 124 rainy days.
Is it sunny in Theix?
Theix gets on average 8.8 hours of sunshine per day, roughly 3,212 hours per year over 1940-2025.
What is the biggest single-day snowfall in Theix?
The heaviest 24-hour snowfall measured in Theix between 1940 and 2025 was 7 January 1982, with 8.4 cm.
Are there tropical nights in Theix?
Yes: Theix has on average 1 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Theix?
In Theix, between 1940 and 2025, the highest apparent temperature reached 39.7 °C on 10 August 2003, and the lowest was -18.6 °C on 17 January 1985.
Compare Theix with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Theix