Tournus climate — normals and trends
Tournus (France) has a temperate oceanic climate (Cfb) under the Köppen-Geiger classification. Its mean annual temperature is 11.9 °C and it receives 1,066 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 (21.0 °C on average) and the coldest is January (3.1 °C). Rainfall peaks in November.
Tournus averages 43 frost days, 17 hot days (≥ 30 °C) and 145 rainy days per year.
Tournus has warmed by +2.2 °C between 1940 and 2025, or +0.26 °C per decade. This trend is statistically significant.
The number of frost days there went from about 54 to 32 per year over the period.
The hottest day of the period reached 40.5 °C (on 31 July 2020) and the coldest -19.7 °C (on 6 January 1971).
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
TournusBourgogne
- coords
- 46.57°, 4.91°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
11.9°C
Average daily high
16.0°C
Average daily low
8.1°C
Annual rainfall
1,066mm
Sunshine / day
8.6h
Mean relative humidity
74%
Average peak wind
14.5km/h
Seasonal range
17.9°C
Frost days (< 0 °C)
43 d/yr
Hot days (≥ 30 °C)
17 d/yr
Rainy days (≥ 1 mm)
145 d/yr
Annual snowfall
22.4 cm
Average feels-like high
14.3 °C
Average feels-like low
6.0 °C
Average peak gust
32.7 km/h
Tropical nights (≥ 20 °C)
5 d/yr
Solar radiation
12.8 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.2 °C
since 1940
+0.3 °C per decade · r² = 0.51 · 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
40.5 °C
31 July 2020
Coldest day
-19.7 °C
6 January 1971
Wettest day
87 mm
1 September 1958
Windiest day
47.2 km/h
1 January 1949
Strongest gust
107.3 km/h
30 December 1981
Hottest feels-like
42.8 °C
27 June 2019
Coldest feels-like
-24.8 °C
7 January 1985
Snowiest day
27.7 cm
7 January 1994
Sunniest day
15.1 h
2 July 2011
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 | 7.4 °C | +1.7 °C | 122 mm | +34 mm |
| Feb | 9.4 °C | +1.5 °C | 60 mm | -20 mm |
| Mar | 14.1 °C | +1.9 °C | 63 mm | -17 mm |
| Apr | 18.5 °C | +2.7 °C | 84 mm | -1 mm |
| May | 21.3 °C | +1.5 °C | 65 mm | -32 mm |
| Jun | 28.5 °C | +4.8 °C | 90 mm | +7 mm |
| Jul | 26.9 °C | +0.7 °C | 52 mm | -20 mm |
| Aug | 28.7 °C | +3.1 °C | 80 mm | -10 mm |
| Sep | 21.2 °C | -0.6 °C | 141 mm | +42 mm |
| Oct | 15.9 °C | -0.5 °C | 112 mm | +16 mm |
| Nov | 11.6 °C | +1.6 °C | 145 mm | +40 mm |
| Dec | 8.3 °C | +1.9 °C | 78 mm | -15 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 Tournus?
Tournus has a temperate oceanic climate (Köppen Cfb). Over 1940-2025, the average annual temperature is 11.9 °C and it receives 1,066 mm of precipitation per year.
What is the hottest day ever recorded in Tournus?
The hottest day measured in Tournus between 1940 and 2025 was 31 July 2020, reaching 40.5 °C.
What is the coldest day in Tournus?
The coldest day measured in Tournus between 1940 and 2025 was 6 January 1971, at -19.7 °C.
Does it snow in Tournus?
Yes. Tournus gets on average 22.4 cm of snow per year and has around 43 frost days.
Has the climate of Tournus warmed?
Yes: Tournus warmed by +2.2 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Tournus?
The wettest day measured in Tournus between 1940 and 2025 was 1 September 1958, with 87 mm of rain in 24 hours.
What was the windiest day in Tournus?
The windiest day measured in Tournus between 1940 and 2025 was 1 January 1949, with winds reaching 47.2 km/h.
What is the warmest month in Tournus?
The warmest month in Tournus is July (21.0 °C on average); the coldest is January (3.1 °C).
How much does it rain in Tournus?
Tournus receives on average 1,066 mm of precipitation per year, spread over about 145 rainy days.
Is it sunny in Tournus?
Tournus gets on average 8.6 hours of sunshine per day, roughly 3,139 hours per year over 1940-2025.
What is the biggest single-day snowfall in Tournus?
The heaviest 24-hour snowfall measured in Tournus between 1940 and 2025 was 7 January 1994, with 27.7 cm.
Are there tropical nights in Tournus?
Yes: Tournus has on average 5 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Tournus?
In Tournus, between 1940 and 2025, the highest apparent temperature reached 42.8 °C on 27 June 2019, and the lowest was -24.8 °C on 7 January 1985.
Compare Tournus with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Tournus