Issoudun climate — normals and trends
Issoudun (France) has a temperate oceanic climate (Cfb) under the Köppen-Geiger classification. Its mean annual temperature is 11.6 °C and it receives 728 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 (20.0 °C on average) and the coldest is January (3.8 °C). Rainfall peaks in May.
Issoudun averages 43 frost days, 11 hot days (≥ 30 °C) and 131 rainy days per year.
Issoudun has warmed by +1.8 °C between 1940 and 2025, or +0.21 °C per decade. This trend is statistically significant.
The number of frost days there went from about 53 to 33 per year over the period.
The hottest day of the period reached 41.1 °C (on 25 July 2019) and the coldest -19.7 °C (on 17 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
IssoudunCentre-Val de Loire
- coords
- 46.95°, 1.99°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
11.6°C
Average daily high
15.8°C
Average daily low
7.7°C
Annual rainfall
728mm
Sunshine / day
8.1h
Mean relative humidity
77%
Average peak wind
17.8km/h
Seasonal range
16.2°C
Frost days (< 0 °C)
43 d/yr
Hot days (≥ 30 °C)
11 d/yr
Rainy days (≥ 1 mm)
131 d/yr
Annual snowfall
11.3 cm
Average feels-like high
13.8 °C
Average feels-like low
5.2 °C
Average peak gust
34.9 km/h
Tropical nights (≥ 20 °C)
2 d/yr
Solar radiation
12.3 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.8 °C
since 1940
+0.2 °C per decade · r² = 0.39 · 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
41.1 °C
25 July 2019
Coldest day
-19.7 °C
17 January 1985
Wettest day
53 mm
3 October 2006
Windiest day
58.8 km/h
26 December 1999
Strongest gust
129.6 km/h
26 December 1999
Hottest feels-like
41.5 °C
24 July 2019
Coldest feels-like
-25.2 °C
17 January 1985
Snowiest day
13.7 cm
28 November 1947
Sunniest day
15.6 h
26 June 2019
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 | 8.2 °C | +1.6 °C | 104 mm | +42 mm |
| Feb | 10.4 °C | +2.0 °C | 47 mm | -10 mm |
| Mar | 13.8 °C | +1.8 °C | 72 mm | +13 mm |
| Apr | 18.4 °C | +3.3 °C | 57 mm | -4 mm |
| May | 21.1 °C | +2.3 °C | 32 mm | -43 mm |
| Jun | 28.3 °C | +5.7 °C | 18 mm | -39 mm |
| Jul | 26.9 °C | +1.9 °C | 60 mm | +10 mm |
| Aug | 28.1 °C | +3.3 °C | 41 mm | -10 mm |
| Sep | 21.0 °C | -0.7 °C | 69 mm | +11 mm |
| Oct | 17.2 °C | +0.5 °C | 75 mm | +7 mm |
| Nov | 12.4 °C | +1.7 °C | 83 mm | +17 mm |
| Dec | 9.6 °C | +2.2 °C | 61 mm | -4 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 Issoudun?
Issoudun has a temperate oceanic climate (Köppen Cfb). Over 1940-2025, the average annual temperature is 11.6 °C and it receives 728 mm of precipitation per year.
What is the hottest day ever recorded in Issoudun?
The hottest day measured in Issoudun between 1940 and 2025 was 25 July 2019, reaching 41.1 °C.
What is the coldest day in Issoudun?
The coldest day measured in Issoudun between 1940 and 2025 was 17 January 1985, at -19.7 °C.
Does it snow in Issoudun?
Yes. Issoudun gets on average 11.3 cm of snow per year and has around 43 frost days.
Has the climate of Issoudun warmed?
Yes: Issoudun warmed by +1.8 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Issoudun?
The wettest day measured in Issoudun between 1940 and 2025 was 3 October 2006, with 53 mm of rain in 24 hours.
What was the windiest day in Issoudun?
The windiest day measured in Issoudun between 1940 and 2025 was 26 December 1999, with winds reaching 58.8 km/h.
What is the warmest month in Issoudun?
The warmest month in Issoudun is July (20.0 °C on average); the coldest is January (3.8 °C).
How much does it rain in Issoudun?
Issoudun receives on average 728 mm of precipitation per year, spread over about 131 rainy days.
Is it sunny in Issoudun?
Issoudun gets on average 8.1 hours of sunshine per day, roughly 2,957 hours per year over 1940-2025.
What is the biggest single-day snowfall in Issoudun?
The heaviest 24-hour snowfall measured in Issoudun between 1940 and 2025 was 28 November 1947, with 13.7 cm.
Are there tropical nights in Issoudun?
Yes: Issoudun has on average 2 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Issoudun?
In Issoudun, between 1940 and 2025, the highest apparent temperature reached 41.5 °C on 24 July 2019, and the lowest was -25.2 °C on 17 January 1985.
Compare Issoudun with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Issoudun