Colle di Val d'Elsa climate — normals and trends

Q: What is the climate of Colle di Val d'Elsa?

Colle di Val d'Elsa has a hot-summer mediterranean climate (Köppen Csa). Over 1940-2025, the average annual temperature is 13.4 °C and it receives 899 mm of precipitation per year.

Q: What is the hottest day ever recorded in Colle di Val d'Elsa?

The hottest day measured in Colle di Val d'Elsa between 1940 and 2025 was 1 August 1958, reaching 37.9 °C.

Q: What is the coldest day in Colle di Val d'Elsa?

The coldest day measured in Colle di Val d'Elsa between 1940 and 2025 was 15 February 1956, at -23.7 °C.

Q: Does it snow in Colle di Val d'Elsa?

Yes. Colle di Val d'Elsa gets on average 11.1 cm of snow per year and has around 40 frost days.

Q: Has the climate of Colle di Val d'Elsa warmed?

Yes: Colle di Val d'Elsa warmed by +1.7 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Colle di Val d'Elsa?

The wettest day measured in Colle di Val d'Elsa between 1940 and 2025 was 4 November 1966, with 147 mm of rain in 24 hours.

Q: What was the windiest day in Colle di Val d'Elsa?

The windiest day measured in Colle di Val d'Elsa between 1940 and 2025 was 31 December 1943, with winds reaching 41.6 km/h.

Q: What is the warmest month in Colle di Val d'Elsa?

The warmest month in Colle di Val d'Elsa is July (23.0 °C on average); the coldest is January (4.4 °C).

Q: How much does it rain in Colle di Val d'Elsa?

Colle di Val d'Elsa receives on average 899 mm of precipitation per year, spread over about 115 rainy days.

Q: Is it sunny in Colle di Val d'Elsa?

Colle di Val d'Elsa gets on average 9.5 hours of sunshine per day, roughly 3,468 hours per year over 1940-2025.

Colle di Val d'Elsa (Italy) has a hot-summer mediterranean climate (Csa) under the Köppen-Geiger classification. Its mean annual temperature is 13.4 °C and it receives 899 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 (23.0 °C on average) and the coldest is January (4.4 °C). Rainfall peaks in November.

Colle di Val d'Elsa averages 40 frost days, 28 hot days (≥ 30 °C) and 115 rainy days per year.

Colle di Val d'Elsa has warmed by +1.7 °C between 1940 and 2025, or +0.20 °C per decade. This trend is statistically significant.

The number of frost days there went from about 54 to 26 per year over the period.

The hottest day of the period reached 37.9 °C (on 1 August 1958) and the coldest -23.7 °C (on 15 February 1956).

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

Colle di Val d'ElsaTuscany

coords: 43.42°, 11.13°
period: 1940–2025 · 86 yrs

CsaHot-summer MediterraneanWarmest monthJulyColdest monthJanuaryWettest monthNovemberDriest monthJuly

Mean daily temperature

13.4°C

Average daily high

18.2°C

Average daily low

8.8°C

Annual rainfall

899mm

Sunshine / day

9.5h

Mean relative humidity

75%

Average peak wind

12.5km/h

Seasonal range

18.6°C

Frost days (< 0 °C)

40 d/yr

Hot days (≥ 30 °C)

28 d/yr

Rainy days (≥ 1 mm)

115 d/yr

Annual snowfall

11.1 cm

Average feels-like high

17.3 °C

Average feels-like low

7.4 °C

Average peak gust

30.3 km/h

Tropical nights (≥ 20 °C)

8 d/yr

Solar radiation

14.3 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+1.7 °C

since 1940

+0.2 °C per decade · r² = 0.46 · 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).

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

37.9 °C

1 August 1958

Coldest day

-23.7 °C

15 February 1956

Wettest day

147 mm

4 November 1966

Windiest day

41.6 km/h

31 December 1943

Strongest gust

97.9 km/h

29 October 2018

Hottest feels-like

40.8 °C

10 August 2024

Coldest feels-like

-28.4 °C

15 February 1956

Snowiest day

16.9 cm

1 February 1942

Sunniest day

14.9 h

29 June 2025

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days	Frost days
2025	36.6 °C13 August 2025	-3.8 °C15 January 2025	14.8 °C	993 mm	48	17
2024	37.1 °C11 August 2024	-4.0 °C22 January 2024	14.9 °C	1,022 mm	58	18
2023	37.3 °C24 August 2023	-4.2 °C10 February 2023	15.4 °C	905 mm	58	22
2022	35.8 °C6 August 2022	-2.8 °C29 January 2022	15.1 °C	956 mm	58	28
2021	35.6 °C12 August 2021	-4.8 °C15 February 2021	14.2 °C	805 mm	37	35
2020	34.9 °C1 August 2020	-3.2 °C13 January 2020	14.6 °C	825 mm	43	20
2019	35.9 °C24 July 2019	-6.4 °C4 January 2019	14.6 °C	1,043 mm	50	34
2018	35.0 °C31 July 2018	-11.7 °C28 February 2018	14.7 °C	1,024 mm	39	21
2017	36.7 °C1 August 2017	-5.1 °C1 January 2017	14.3 °C	689 mm	47	37
2016	32.6 °C11 July 2016	-4.6 °C20 January 2016	14.4 °C	929 mm	34	25
2015	34.9 °C22 July 2015	-3.4 °C28 January 2015	14.5 °C	768 mm	47	22
2014	31.9 °C9 June 2014	-2.9 °C27 December 2014	14.6 °C	1,269 mm	11	9
2013	34.6 °C28 July 2013	-3.3 °C18 December 2013	13.9 °C	1,054 mm	36	34
2012	35.0 °C20 August 2012	-4.7 °C15 January 2012	14.1 °C	854 mm	54	48
2011	36.1 °C22 August 2011	-3.9 °C9 March 2011	14.3 °C	547 mm	30	32
2010	34.5 °C16 July 2010	-9.7 °C19 December 2010	13.4 °C	1,351 mm	27	31
2009	35.7 °C19 August 2009	-5.4 °C5 January 2009	14.2 °C	864 mm	47	28
2008	32.4 °C30 July 2008	-4.7 °C18 February 2008	13.8 °C	1,014 mm	34	26
2007	34.1 °C18 July 2007	-4.9 °C30 December 2007	13.9 °C	628 mm	24	27
2006	34.3 °C21 July 2006	-5.4 °C26 January 2006	13.9 °C	576 mm	39	35
2005	35.6 °C29 July 2005	-7.1 °C2 March 2005	13.0 °C	876 mm	24	71
2004	32.5 °C22 July 2004	-7.3 °C30 January 2004	13.7 °C	952 mm	21	35
2003	36.0 °C5 August 2003	-5.6 °C13 January 2003	14.4 °C	644 mm	72	42
2002	33.9 °C23 June 2002	-6.9 °C2 January 2002	14.0 °C	964 mm	17	25
2001	34.0 °C2 August 2001	-12.7 °C27 February 2001	13.7 °C	868 mm	24	33
2000	34.8 °C26 August 2000	-5.8 °C27 January 2000	14.2 °C	971 mm	22	29
1999	33.6 °C9 August 1999	-4.6 °C16 February 1999	14.0 °C	931 mm	22	46
1998	34.0 °C12 August 1998	-5.3 °C29 January 1998	13.6 °C	804 mm	35	36
1997	31.4 °C23 July 1997	-2.5 °C18 April 1997	13.9 °C	854 mm	11	21
1996	31.4 °C12 June 1996	-17.6 °C30 December 1996	13.0 °C	1,053 mm	7	40
1995	34.4 °C23 July 1995	-4.6 °C17 January 1995	13.0 °C	803 mm	15	37
1994	33.4 °C10 August 1994	-4.2 °C17 December 1994	14.1 °C	600 mm	43	24
1993	34.1 °C4 August 1993	-6.1 °C24 February 1993	13.3 °C	719 mm	29	54
1992	33.5 °C8 August 1992	-5.6 °C20 February 1992	13.2 °C	983 mm	21	42
1991	32.3 °C7 July 1991	-13.7 °C7 February 1991	12.4 °C	883 mm	16	59
1990	32.1 °C22 July 1990	-4.4 °C6 January 1990	13.2 °C	767 mm	16	49
1989	31.3 °C31 July 1989	-4.5 °C4 January 1989	12.8 °C	770 mm	8	57
1988	33.9 °C15 August 1988	-5.3 °C18 December 1988	13.3 °C	750 mm	29	46
1987	33.2 °C24 July 1987	-9.1 °C9 January 1987	13.0 °C	908 mm	25	46
1986	31.9 °C3 August 1986	-5.3 °C23 December 1986	12.9 °C	912 mm	12	45
1985	32.5 °C23 August 1985	-22.5 °C11 January 1985	13.1 °C	702 mm	30	41
1984	33.3 °C4 August 1984	-5.1 °C26 December 1984	12.3 °C	1,103 mm	7	39
1983	35.4 °C27 July 1983	-4.7 °C11 January 1983	13.0 °C	835 mm	22	49
1982	33.9 °C16 July 1982	-5.1 °C23 February 1982	13.4 °C	946 mm	17	46
1981	33.5 °C4 August 1981	-8.0 °C11 January 1981	12.8 °C	956 mm	11	63
1980	33.0 °C3 August 1980	-10.8 °C4 January 1980	12.1 °C	1,024 mm	9	41
1979	32.4 °C7 August 1979	-9.8 °C8 January 1979	13.1 °C	1,172 mm	10	35
1978	31.9 °C14 July 1978	-5.7 °C8 December 1978	12.5 °C	1,037 mm	9	40
1977	31.0 °C12 July 1977	-5.0 °C20 December 1977	13.2 °C	977 mm	5	23
1976	32.0 °C17 July 1976	-6.5 °C29 January 1976	12.9 °C	1,064 mm	5	27
1975	32.5 °C18 July 1975	-4.3 °C25 November 1975	13.2 °C	845 mm	17	30
1974	35.4 °C16 August 1974	-4.9 °C17 December 1974	13.1 °C	862 mm	22	22
1973	34.1 °C12 August 1973	-6.4 °C29 November 1973	13.1 °C	948 mm	30	48
1972	36.3 °C12 August 1972	-4.4 °C28 November 1972	13.1 °C	1,056 mm	13	14
1971	33.9 °C7 August 1971	-4.9 °C8 March 1971	13.1 °C	823 mm	43	49
1970	35.4 °C6 August 1970	-10.4 °C26 December 1970	13.3 °C	858 mm	30	47
1969	32.6 °C22 July 1969	-7.5 °C7 February 1969	12.9 °C	1,091 mm	20	49
1968	35.3 °C10 July 1968	-8.1 °C14 January 1968	12.9 °C	1,151 mm	9	38
1967	34.5 °C25 July 1967	-10.5 °C16 December 1967	13.4 °C	810 mm	25	45
1966	34.4 °C15 August 1966	-17.1 °C20 January 1966	13.0 °C	1,235 mm	6	45
1965	35.5 °C6 August 1965	-4.6 °C17 February 1965	12.9 °C	1,254 mm	20	43
1964	33.2 °C19 July 1964	-6.3 °C23 February 1964	13.1 °C	1,001 mm	17	52
1963	32.3 °C3 August 1963	-18.8 °C31 January 1963	12.3 °C	1,152 mm	12	67
1962	35.4 °C25 July 1962	-4.9 °C19 March 1962	13.2 °C	861 mm	61	60
1961	35.6 °C10 August 1961	-4.2 °C17 December 1961	14.1 °C	891 mm	32	37
1960	35.9 °C28 August 1960	-5.7 °C13 January 1960	13.5 °C	1,313 mm	15	26
1959	33.3 °C29 July 1959	-5.4 °C6 January 1959	13.8 °C	835 mm	30	29
1958	37.9 °C1 August 1958	-5.2 °C20 February 1958	13.5 °C	1,003 mm	28	37
1957	35.9 °C13 August 1957	-6.4 °C20 January 1957	13.2 °C	878 mm	19	37
1956	36.7 °C10 August 1956	-23.7 °C15 February 1956	12.4 °C	726 mm	29	58
1955	33.8 °C20 July 1955	-4.3 °C19 March 1955	13.8 °C	887 mm	24	25
1954	32.3 °C3 August 1954	-6.9 °C29 January 1954	12.8 °C	720 mm	17	51
1953	33.9 °C18 July 1953	-4.1 °C9 February 1953	13.4 °C	784 mm	27	40
1952	36.9 °C6 July 1952	-3.3 °C10 February 1952	13.8 °C	941 mm	50	50
1951	33.4 °C3 August 1951	-2.9 °C18 January 1951	13.3 °C	1,008 mm	17	30
1950	36.0 °C5 July 1950	-5.7 °C19 December 1950	13.8 °C	728 mm	48	37
1949	35.1 °C9 August 1949	-4.7 °C7 March 1949	13.2 °C	782 mm	33	45
1948	30.1 °C25 August 1948	-4.8 °C27 December 1948	12.6 °C	863 mm	2	53
1947	36.2 °C4 August 1947	-8.7 °C31 January 1947	13.3 °C	899 mm	35	57
1946	34.2 °C14 August 1946	-4.7 °C31 December 1946	13.0 °C	869 mm	36	54
1945	36.2 °C22 July 1945	-14.6 °C11 January 1945	13.3 °C	475 mm	43	70
1944	36.1 °C23 August 1944	-4.7 °C7 January 1944	12.4 °C	843 mm	24	65
1943	36.4 °C19 August 1943	-6.7 °C5 January 1943	13.6 °C	820 mm	37	47
1942	32.9 °C31 August 1942	-16.3 °C21 January 1942	12.3 °C	683 mm	35	69
1941	34.5 °C26 July 1941	-6.8 °C18 January 1941	12.1 °C	779 mm	28	64
1940	34.1 °C25 July 1940	-17.4 °C19 January 1940	11.5 °C	665 mm	18	93

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?

Year

Across the whole year

Average daily high

19.8 °C

+1.6 °C

Hot days (≥ 30 °C)

48 d/yr

+20

Frost days (< 0 °C)

17 d/yr

-23

Annual rainfall

993 mm

+94 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	10.8 °C	+2.5 °C	68 mm	+1 mm
Feb	11.6 °C	+1.6 °C	125 mm	+49 mm
Mar	14.7 °C	+1.4 °C	136 mm	+59 mm
Apr	18.4 °C	+1.6 °C	87 mm	+3 mm
May	21.6 °C	+0.5 °C	97 mm	+23 mm
Jun	30.7 °C	+5.4 °C	6 mm	-45 mm
Jul	29.6 °C	+0.8 °C	63 mm	+31 mm
Aug	30.3 °C	+1.5 °C	77 mm	+29 mm
Sep	24.7 °C	+0.1 °C	108 mm	+21 mm
Oct	19.5 °C	+0.4 °C	74 mm	-29 mm
Nov	14.5 °C	+1.3 °C	89 mm	-23 mm
Dec	11.3 °C	+2.1 °C	64 mm	-25 mm

The year's extremes

Hottest day

36.6 °C

13 Aug 2025

Coldest day

-3.8 °C

15 Jan 2025

Wettest day

37.6 mm

5 May 2025

Windiest day

31.3 km/h

14 Mar 2025

Strongest gust

68.0 km/h

14 Mar 2025

Hottest feels-like

39.8 °C

9 Aug 2025

Coldest feels-like

-7.1 °C

15 Jan 2025

Sunniest day

14.9 h

29 Jun 2025

What was the weather like that day?

Your birthday, a wedding, a memorable trip: discover the actual weather for any date since 1940.

Date

Frequently asked questions

What is the climate of Colle di Val d'Elsa?

Colle di Val d'Elsa has a hot-summer mediterranean climate (Köppen Csa). Over 1940-2025, the average annual temperature is 13.4 °C and it receives 899 mm of precipitation per year.

What is the hottest day ever recorded in Colle di Val d'Elsa?

The hottest day measured in Colle di Val d'Elsa between 1940 and 2025 was 1 August 1958, reaching 37.9 °C.

What is the coldest day in Colle di Val d'Elsa?

The coldest day measured in Colle di Val d'Elsa between 1940 and 2025 was 15 February 1956, at -23.7 °C.

Does it snow in Colle di Val d'Elsa?

Yes. Colle di Val d'Elsa gets on average 11.1 cm of snow per year and has around 40 frost days.

Has the climate of Colle di Val d'Elsa warmed?

Yes: Colle di Val d'Elsa warmed by +1.7 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Colle di Val d'Elsa?

The wettest day measured in Colle di Val d'Elsa between 1940 and 2025 was 4 November 1966, with 147 mm of rain in 24 hours.

What was the windiest day in Colle di Val d'Elsa?

The windiest day measured in Colle di Val d'Elsa between 1940 and 2025 was 31 December 1943, with winds reaching 41.6 km/h.

What is the warmest month in Colle di Val d'Elsa?

The warmest month in Colle di Val d'Elsa is July (23.0 °C on average); the coldest is January (4.4 °C).

How much does it rain in Colle di Val d'Elsa?

Colle di Val d'Elsa receives on average 899 mm of precipitation per year, spread over about 115 rainy days.

Is it sunny in Colle di Val d'Elsa?

Colle di Val d'Elsa gets on average 9.5 hours of sunshine per day, roughly 3,468 hours per year over 1940-2025.

What is the biggest single-day snowfall in Colle di Val d'Elsa?

The heaviest 24-hour snowfall measured in Colle di Val d'Elsa between 1940 and 2025 was 1 February 1942, with 16.9 cm.

Are there tropical nights in Colle di Val d'Elsa?

Yes: Colle di Val d'Elsa has on average 8 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Colle di Val d'Elsa?

In Colle di Val d'Elsa, between 1940 and 2025, the highest apparent temperature reached 40.8 °C on 10 August 2024, and the lowest was -28.4 °C on 15 February 1956.

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