Decazeville climate — normals and trends

Q: What is the climate of Decazeville?

Decazeville has a temperate oceanic climate (Köppen Cfb). Over 1940-2025, the average annual temperature is 11.5 °C and it receives 1,034 mm of precipitation per year.

Q: What is the hottest day ever recorded in Decazeville?

The hottest day measured in Decazeville between 1940 and 2025 was 11 August 2025, reaching 39.8 °C.

Q: What is the coldest day in Decazeville?

The coldest day measured in Decazeville between 1940 and 2025 was 16 January 1985, at -25.4 °C.

Q: Does it snow in Decazeville?

Yes. Decazeville gets on average 18.0 cm of snow per year and has around 47 frost days.

Q: Has the climate of Decazeville warmed?

Yes: Decazeville warmed by +1.9 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Decazeville?

The wettest day measured in Decazeville between 1940 and 2025 was 17 August 1977, with 86 mm of rain in 24 hours.

Q: What was the windiest day in Decazeville?

The windiest day measured in Decazeville between 1940 and 2025 was 7 November 1982, with winds reaching 53.5 km/h.

Q: What is the warmest month in Decazeville?

The warmest month in Decazeville is July (19.9 °C on average); the coldest is January (3.7 °C).

Q: How much does it rain in Decazeville?

Decazeville receives on average 1,034 mm of precipitation per year, spread over about 137 rainy days.

Q: Is it sunny in Decazeville?

Decazeville gets on average 8.7 hours of sunshine per day, roughly 3,175 hours per year over 1940-2025.

Decazeville has a temperate oceanic climate, averaging 11.5 °C annually with 1,034 mm of rain per year.

Climate normals · ERA5

DecazevilleOccitanie

coords: 44.56°, 2.25°
period: 1940–2025 · 86 yrs

CfbTemperate oceanicWarmest monthJulyColdest monthJanuaryWettest monthMayDriest monthJuly

The normals for this period

The average of every indicator across the whole window: temperature, water, sky, wind and notable days.

Mean daily temperature

11.5°C

Average daily high

16.0°C

Average daily low

7.3°C

Annual rainfall

1,034mm

Sunshine / day

8.7h

Mean relative humidity

76%

Average peak wind

14.9km/h

Seasonal range

16.2°C

Frost days (< 0 °C)

47 d/yr

Hot days (≥ 30 °C)

12 d/yr

Rainy days (≥ 1 mm)

137 d/yr

Annual snowfall

18.0 cm

Average feels-like high

14.4 °C

Average feels-like low

5.1 °C

Average peak gust

33.7 km/h

Tropical nights (≥ 20 °C)

2 d/yr

Solar radiation

13.6 MJ/m²

Has the climate changed?

What the yearly averages say about warming here, and whether the slope is statistically solid.

+1.9 °C

since 1940

+0.2 °C per decade · r² = 0.47 · p = < 0.001

19402025

Trend fitted by linear regression (ordinary least squares) on annual means. A trend is shown only when it is statistically significant (p < 0.05).

Climate month by month

How an average year unfolds: when it rains, when it turns hot, when the sun is out.

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

The most extreme days ever measured here, then the year-by-year detail.

Hottest day

39.8 °C

11 August 2025

Coldest day

-25.4 °C

16 January 1985

Wettest day

86 mm

17 August 1977

Windiest day

53.5 km/h

7 November 1982

Strongest gust

131.8 km/h

7 November 1982

Hottest feels-like

41.0 °C

29 June 2019

Coldest feels-like

-30.5 °C

16 January 1985

Snowiest day

29.7 cm

28 January 2006

Sunniest day

14.9 h

24 June 2015

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days	Frost days
2025	39.8 °C11 August 2025	-7.1 °C14 January 2025	13.0 °C	1,069 mm	42	36
2024	36.4 °C29 July 2024	-6.5 °C20 January 2024	12.6 °C	1,364 mm	24	24
2023	37.9 °C24 August 2023	-5.4 °C3 December 2023	13.1 °C	1,114 mm	27	53
2022	36.6 °C18 July 2022	-6.9 °C11 December 2022	13.8 °C	888 mm	43	46
2021	33.9 °C14 August 2021	-5.4 °C8 January 2021	11.9 °C	1,079 mm	13	45
2020	37.1 °C7 August 2020	-3.6 °C12 January 2020	13.2 °C	977 mm	26	19
2019	38.1 °C27 June 2019	-3.7 °C5 January 2019	12.5 °C	1,091 mm	26	41
2018	35.3 °C4 August 2018	-8.3 °C27 February 2018	13.2 °C	1,042 mm	30	28
2017	34.2 °C7 July 2017	-9.0 °C19 January 2017	12.1 °C	982 mm	18	56
2016	34.2 °C19 July 2016	-4.1 °C29 December 2016	12.2 °C	1,076 mm	20	26
2015	35.4 °C16 July 2015	-5.2 °C24 November 2015	12.6 °C	841 mm	25	43
2014	32.4 °C17 July 2014	-3.4 °C31 December 2014	12.8 °C	982 mm	9	15
2013	34.4 °C25 July 2013	-6.7 °C18 January 2013	11.5 °C	1,040 mm	17	56
2012	34.4 °C19 August 2012	-13.0 °C9 February 2012	11.8 °C	943 mm	16	50
2011	36.3 °C20 August 2011	-5.6 °C23 January 2011	12.9 °C	692 mm	8	37
2010	36.0 °C26 August 2010	-14.9 °C11 January 2010	11.0 °C	1,027 mm	8	73
2009	35.9 °C19 August 2009	-11.8 °C19 December 2009	12.2 °C	926 mm	21	52
2008	32.8 °C1 July 2008	-3.7 °C27 November 2008	11.5 °C	1,212 mm	11	41
2007	33.1 °C27 August 2007	-12.5 °C26 January 2007	11.7 °C	978 mm	4	47
2006	35.8 °C21 July 2006	-6.7 °C26 December 2006	12.6 °C	903 mm	26	57
2005	33.6 °C27 June 2005	-10.5 °C1 March 2005	11.5 °C	878 mm	21	71
2004	35.4 °C1 August 2004	-5.1 °C11 March 2004	11.7 °C	1,020 mm	16	52
2003	38.3 °C12 August 2003	-10.6 °C13 January 2003	12.9 °C	949 mm	41	54
2002	32.1 °C14 June 2002	-4.0 °C7 January 2002	12.1 °C	963 mm	7	22
2001	34.3 °C1 August 2001	-10.5 °C15 December 2001	11.7 °C	1,032 mm	10	41
2000	34.1 °C25 August 2000	-6.8 °C25 January 2000	12.2 °C	1,101 mm	12	29
1999	33.3 °C2 July 1999	-6.4 °C13 February 1999	11.9 °C	1,209 mm	5	42
1998	35.1 °C11 August 1998	-7.0 °C22 November 1998	11.6 °C	977 mm	11	44
1997	33.4 °C10 August 1997	-4.1 °C2 January 1997	12.7 °C	938 mm	9	37
1996	31.2 °C26 July 1996	-9.5 °C30 December 1996	11.4 °C	1,193 mm	5	36
1995	34.4 °C20 July 1995	-7.0 °C5 January 1995	12.1 °C	1,011 mm	16	40
1994	33.9 °C16 July 1994	-6.1 °C20 January 1994	12.4 °C	1,299 mm	20	22
1993	32.4 °C29 July 1993	-10.0 °C4 January 1993	11.3 °C	935 mm	7	42
1992	32.8 °C18 August 1992	-4.7 °C20 February 1992	11.4 °C	1,121 mm	12	45
1991	33.6 °C26 August 1991	-6.5 °C8 February 1991	11.2 °C	884 mm	12	49
1990	34.1 °C22 July 1990	-4.9 °C7 December 1990	12.1 °C	994 mm	17	42
1989	35.9 °C21 July 1989	-5.3 °C2 January 1989	12.6 °C	703 mm	11	33
1988	31.7 °C23 July 1988	-5.5 °C22 November 1988	11.7 °C	1,085 mm	8	39
1987	36.5 °C16 August 1987	-17.2 °C18 January 1987	11.2 °C	972 mm	16	49
1986	35.2 °C30 July 1986	-12.0 °C10 February 1986	11.2 °C	1,154 mm	11	59
1985	34.4 °C25 July 1985	-25.4 °C16 January 1985	10.6 °C	880 mm	6	66
1984	34.5 °C23 July 1984	-5.6 °C16 February 1984	10.6 °C	1,192 mm	4	49
1983	38.2 °C30 July 1983	-6.5 °C14 February 1983	11.7 °C	1,054 mm	19	54
1982	36.9 °C8 July 1982	-3.4 °C29 December 1982	11.9 °C	1,117 mm	9	21
1981	33.2 °C4 August 1981	-5.9 °C14 January 1981	11.1 °C	1,331 mm	6	57
1980	30.4 °C25 July 1980	-16.0 °C30 December 1980	10.3 °C	1,174 mm	4	52
1979	30.2 °C26 July 1979	-6.9 °C3 January 1979	10.8 °C	1,354 mm	1	49
1978	31.5 °C16 July 1978	-6.4 °C12 February 1978	10.8 °C	1,029 mm	5	39
1977	28.4 °C11 July 1977	-5.1 °C17 January 1977	11.2 °C	1,184 mm	0	34
1976	32.6 °C25 June 1976	-4.2 °C29 December 1976	11.3 °C	1,069 mm	7	50
1975	33.2 °C2 August 1975	-5.6 °C24 December 1975	11.1 °C	978 mm	9	53
1974	33.1 °C16 August 1974	-4.5 °C5 March 1974	11.0 °C	1,394 mm	5	26
1973	33.5 °C4 July 1973	-13.4 °C3 December 1973	10.9 °C	1,063 mm	12	68
1972	31.7 °C6 August 1972	-3.2 °C24 January 1972	11.1 °C	1,008 mm	3	22
1971	32.7 °C12 July 1971	-17.5 °C2 January 1971	11.0 °C	1,407 mm	9	61
1970	32.2 °C28 July 1970	-14.2 °C3 January 1970	11.1 °C	1,116 mm	4	51
1969	32.8 °C23 July 1969	-18.6 °C17 February 1969	10.9 °C	1,305 mm	7	55
1968	33.7 °C30 June 1968	-7.2 °C13 January 1968	11.3 °C	1,181 mm	6	44
1967	34.1 °C19 July 1967	-16.3 °C11 December 1967	11.2 °C	961 mm	7	52
1966	32.8 °C12 August 1966	-7.6 °C17 January 1966	11.3 °C	1,233 mm	6	33
1965	31.7 °C25 June 1965	-11.8 °C6 January 1965	10.6 °C	1,500 mm	2	62
1964	33.0 °C16 July 1964	-17.0 °C30 December 1964	11.0 °C	994 mm	7	56
1963	30.5 °C21 June 1963	-11.8 °C4 February 1963	10.3 °C	1,148 mm	3	57
1962	34.5 °C14 August 1962	-8.1 °C24 December 1962	10.9 °C	986 mm	13	62
1961	30.9 °C25 June 1961	-4.4 °C20 December 1961	12.2 °C	991 mm	5	22
1960	31.4 °C22 June 1960	-16.4 °C15 January 1960	11.3 °C	1,345 mm	4	38
1959	30.6 °C4 July 1959	-4.3 °C9 January 1959	12.1 °C	1,126 mm	4	23
1958	31.5 °C1 August 1958	-9.5 °C12 March 1958	11.4 °C	1,087 mm	3	33
1957	31.8 °C6 July 1957	-7.6 °C16 January 1957	11.2 °C	831 mm	8	38
1956	31.2 °C9 August 1956	-19.9 °C15 February 1956	10.0 °C	927 mm	1	61
1955	33.7 °C18 July 1955	-3.8 °C19 March 1955	11.9 °C	973 mm	7	48
1954	29.3 °C6 August 1954	-12.1 °C1 February 1954	10.3 °C	1,018 mm	0	52
1953	30.7 °C12 August 1953	-17.6 °C14 January 1953	10.8 °C	600 mm	4	79
1952	34.7 °C30 June 1952	-15.5 °C28 January 1952	11.2 °C	1,072 mm	13	63
1951	30.7 °C29 July 1951	-5.5 °C4 January 1951	10.8 °C	1,139 mm	2	40
1950	34.4 °C4 July 1950	-9.6 °C31 December 1950	11.3 °C	886 mm	11	55
1949	34.8 °C12 July 1949	-5.5 °C13 December 1949	11.7 °C	731 mm	16	68
1948	30.4 °C28 July 1948	-10.9 °C24 February 1948	11.1 °C	833 mm	3	32
1947	36.9 °C26 June 1947	-12.2 °C28 January 1947	12.1 °C	847 mm	25	59
1946	33.2 °C4 August 1946	-11.3 °C21 December 1946	10.8 °C	847 mm	9	59
1945	33.5 °C25 July 1945	-14.7 °C30 January 1945	11.4 °C	792 mm	12	72
1944	32.5 °C15 August 1944	-11.2 °C23 February 1944	10.4 °C	1,009 mm	6	93
1943	33.4 °C19 August 1943	-4.1 °C24 December 1943	11.7 °C	899 mm	14	45
1942	33.1 °C25 July 1942	-15.6 °C22 January 1942	10.9 °C	717 mm	13	86
1941	37.3 °C25 July 1941	-21.5 °C10 January 1941	10.0 °C	889 mm	12	73
1940	29.3 °C9 August 1940	-22.3 °C27 December 1940	10.1 °C	1,040 mm	0	71

Normals computed over complete calendar years 1940–2025.

A specific year

Pick a year and compare it with the normal: warmer, drier, more extreme?

Year

Across the whole year

Average daily high

18.3 °C

+2.3 °C

Hot days (≥ 30 °C)

42 d/yr

+30

Frost days (< 0 °C)

36 d/yr

-11

Annual rainfall

1069 mm

+35 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	9.5 °C	+2.4 °C	106 mm	+21 mm
Feb	12.0 °C	+3.1 °C	46 mm	-33 mm
Mar	12.6 °C	+0.4 °C	86 mm	+4 mm
Apr	17.7 °C	+2.7 °C	100 mm	+9 mm
May	20.6 °C	+1.9 °C	86 mm	-15 mm
Jun	28.8 °C	+6.2 °C	64 mm	-17 mm
Jul	26.8 °C	+1.6 °C	36 mm	-30 mm
Aug	29.9 °C	+5.0 °C	127 mm	+39 mm
Sep	20.5 °C	-1.1 °C	104 mm	+14 mm
Oct	18.1 °C	+1.2 °C	107 mm	+18 mm
Nov	11.6 °C	+0.6 °C	121 mm	+33 mm
Dec	10.6 °C	+2.8 °C	86 mm	-8 mm

The year's extremes

Hottest day

39.8 °C

11 Aug 2025

Coldest day

-7.1 °C

14 Jan 2025

Wettest day

46.2 mm

21 Sep 2025

Windiest day

37.7 km/h

8 Mar 2025

Strongest gust

90.4 km/h

9 Mar 2025

Hottest feels-like

40.8 °C

12 Aug 2025

Coldest feels-like

-10.8 °C

14 Jan 2025

Snowiest day

8.3 cm

22 Dec 2025

Sunniest day

14.9 h

17 Jun 2025

What was the weather like that day?

The weather actually measured on a given date, anywhere in the covered window.

Date

Climate at a glance

What these normals say about the place, in a few sentences, and the notions needed to read them.

Decazeville (France) has a temperate oceanic climate (Cfb) under the Köppen-Geiger classification. Its mean annual temperature is 11.5 °C and it receives 1,034 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 (19.9 °C on average) and the coldest is January (3.7 °C). Rainfall peaks in May.

Decazeville averages 47 frost days, 12 hot days (≥ 30 °C) and 137 rainy days per year.

Decazeville has warmed by +1.9 °C between 1940 and 2025, or +0.22 °C per decade. This trend is statistically significant.

The number of frost days there went from about 57 to 37 per year over the period.

The hottest day of the period reached 39.8 °C (on 11 August 2025) and the coldest -25.4 °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.

Compare Decazeville with another city

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Frequently asked questions

What is the climate of Decazeville?

Decazeville has a temperate oceanic climate (Köppen Cfb). Over 1940-2025, the average annual temperature is 11.5 °C and it receives 1,034 mm of precipitation per year.

What is the hottest day ever recorded in Decazeville?

The hottest day measured in Decazeville between 1940 and 2025 was 11 August 2025, reaching 39.8 °C.

What is the coldest day in Decazeville?

The coldest day measured in Decazeville between 1940 and 2025 was 16 January 1985, at -25.4 °C.

Does it snow in Decazeville?

Yes. Decazeville gets on average 18.0 cm of snow per year and has around 47 frost days.

Has the climate of Decazeville warmed?

Yes: Decazeville warmed by +1.9 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Decazeville?

The wettest day measured in Decazeville between 1940 and 2025 was 17 August 1977, with 86 mm of rain in 24 hours.

What was the windiest day in Decazeville?

The windiest day measured in Decazeville between 1940 and 2025 was 7 November 1982, with winds reaching 53.5 km/h.

What is the warmest month in Decazeville?

The warmest month in Decazeville is July (19.9 °C on average); the coldest is January (3.7 °C).

How much does it rain in Decazeville?

Decazeville receives on average 1,034 mm of precipitation per year, spread over about 137 rainy days.

Is it sunny in Decazeville?

Decazeville gets on average 8.7 hours of sunshine per day, roughly 3,175 hours per year over 1940-2025.

What is the biggest single-day snowfall in Decazeville?

The heaviest 24-hour snowfall measured in Decazeville between 1940 and 2025 was 28 January 2006, with 29.7 cm.

Are there tropical nights in Decazeville?

Yes: Decazeville has on average 2 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Decazeville?

In Decazeville, between 1940 and 2025, the highest apparent temperature reached 41.0 °C on 29 June 2019, and the lowest was -30.5 °C on 16 January 1985.

These forecasts and records come from our own weather API. Developer documentation →