Soure Municipality climate — normals and trends

Q: What is the climate of Soure Municipality?

Soure Municipality has a warm-summer mediterranean climate (Köppen Csb). Over 1940-2025, the average annual temperature is 15.0 °C and it receives 874 mm of precipitation per year.

Q: What is the hottest day ever recorded in Soure Municipality?

The hottest day measured in Soure Municipality between 1940 and 2025 was 21 July 1941, reaching 37.3 °C.

Q: What is the coldest day in Soure Municipality?

The coldest day measured in Soure Municipality between 1940 and 2025 was 11 January 1941, at -3.1 °C.

Q: Does it snow in Soure Municipality?

Almost never: Soure Municipality sees virtually no snow, with about 1 frost days per year.

Q: Has the climate of Soure Municipality warmed?

Yes: Soure Municipality warmed by +1.0 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Soure Municipality?

The wettest day measured in Soure Municipality between 1940 and 2025 was 13 November 2025, with 86 mm of rain in 24 hours.

Q: What was the windiest day in Soure Municipality?

The windiest day measured in Soure Municipality between 1940 and 2025 was 19 January 2013, with winds reaching 64.8 km/h.

Q: What is the warmest month in Soure Municipality?

The warmest month in Soure Municipality is August (20.1 °C on average); the coldest is January (10.0 °C).

Q: How much does it rain in Soure Municipality?

Soure Municipality receives on average 874 mm of precipitation per year, spread over about 105 rainy days.

Q: Is it sunny in Soure Municipality?

Soure Municipality gets on average 10.4 hours of sunshine per day, roughly 3,796 hours per year over 1940-2025.

Soure Municipality (Portugal) has a warm-summer mediterranean climate (Csb) under the Köppen-Geiger classification. Its mean annual temperature is 15.0 °C and it receives 874 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 August (20.1 °C on average) and the coldest is January (10.0 °C). Rainfall peaks in December.

Soure Municipality averages 1 frost days, 8 hot days (≥ 30 °C) and 105 rainy days per year.

Soure Municipality has warmed by +1.0 °C between 1940 and 2025, or +0.11 °C per decade. This trend is statistically significant.

The number of frost days there went from about 2 to 0 per year over the period.

The hottest day of the period reached 37.3 °C (on 21 July 1941) and the coldest -3.1 °C (on 11 January 1941).

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

Soure MunicipalityCoimbra District

coords: 40.06°, -8.63°
period: 1940–2025 · 86 yrs

CsbWarm-summer MediterraneanWarmest monthAugustColdest monthJanuaryWettest monthDecemberDriest monthJuly

Mean daily temperature

15.0°C

Average daily high

18.9°C

Average daily low

11.6°C

Annual rainfall

874mm

Sunshine / day

10.4h

Mean relative humidity

77%

Average peak wind

20.9km/h

Seasonal range

10.1°C

Frost days (< 0 °C)

1 d/yr

Hot days (≥ 30 °C)

8 d/yr

Rainy days (≥ 1 mm)

105 d/yr

Annual snowfall

0.1 cm

Average feels-like high

17.8 °C

Average feels-like low

9.7 °C

Average peak gust

38.6 km/h

Tropical nights (≥ 20 °C)

2 d/yr

Solar radiation

16.7 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+1.0 °C

since 1940

+0.1 °C per decade · r² = 0.28 · 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

37.3 °C

21 July 1941

Coldest day

-3.1 °C

11 January 1941

Wettest day

86 mm

13 November 2025

Windiest day

64.8 km/h

19 January 2013

Strongest gust

122.8 km/h

30 December 1981

Hottest feels-like

38.7 °C

14 June 1981

Coldest feels-like

-8.0 °C

1 March 2005

Snowiest day

4.1 cm

23 February 1956

Sunniest day

14.8 h

20 June 2025

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days	Frost days
2025	32.0 °C30 July 2025	0.6 °C15 January 2025	15.9 °C	1,330 mm	10	0
2024	31.6 °C22 July 2024	3.3 °C7 January 2024	16.0 °C	801 mm	4	0
2023	34.7 °C7 August 2023	1.1 °C2 March 2023	16.2 °C	779 mm	11	0
2022	37.3 °C13 July 2022	2.7 °C19 January 2022	16.2 °C	839 mm	8	0
2021	31.4 °C16 July 2021	-0.4 °C12 January 2021	15.3 °C	804 mm	3	3
2020	33.3 °C16 July 2020	0.4 °C27 December 2020	15.7 °C	732 mm	10	0
2019	30.6 °C30 May 2019	1.4 °C6 January 2019	15.3 °C	800 mm	2	0
2018	34.5 °C4 August 2018	1.7 °C8 February 2018	15.1 °C	974 mm	11	0
2017	34.0 °C3 July 2017	-0.4 °C19 January 2017	15.7 °C	531 mm	7	1
2016	34.9 °C7 August 2016	3.1 °C17 February 2016	15.4 °C	1,001 mm	13	0
2015	32.8 °C20 June 2015	1.3 °C7 January 2015	15.6 °C	526 mm	4	0
2014	30.8 °C30 July 2014	2.3 °C30 December 2014	15.6 °C	1,186 mm	2	0
2013	34.9 °C5 July 2013	2.4 °C8 December 2013	15.2 °C	929 mm	12	0
2012	34.9 °C17 July 2012	0.6 °C3 February 2012	15.0 °C	587 mm	6	0
2011	32.9 °C26 June 2011	1.3 °C23 January 2011	15.7 °C	788 mm	8	0
2010	36.1 °C27 July 2010	0.2 °C17 December 2010	15.3 °C	986 mm	17	0
2009	32.1 °C21 June 2009	-1.2 °C9 January 2009	15.5 °C	919 mm	6	4
2008	29.9 °C15 July 2008	3.3 °C2 December 2008	15.0 °C	669 mm	0	0
2007	33.4 °C5 September 2007	1.8 °C18 November 2007	15.0 °C	532 mm	6	0
2006	33.6 °C6 August 2006	1.2 °C28 January 2006	15.7 °C	943 mm	20	0
2005	35.6 °C5 August 2005	-2.3 °C1 March 2005	15.2 °C	609 mm	14	1
2004	32.5 °C23 September 2004	1.5 °C2 March 2004	15.2 °C	559 mm	6	0
2003	36.6 °C1 August 2003	-1.0 °C13 January 2003	15.6 °C	943 mm	22	2
2002	32.0 °C17 July 2002	2.9 °C2 March 2002	15.2 °C	970 mm	1	0
2001	32.4 °C19 June 2001	1.0 °C25 December 2001	15.2 °C	930 mm	7	0
2000	33.3 °C17 June 2000	0.6 °C23 January 2000	15.2 °C	1,002 mm	11	0
1999	34.7 °C8 July 1999	1.4 °C12 January 1999	15.0 °C	726 mm	4	0
1998	33.8 °C5 August 1998	0.8 °C5 December 1998	15.3 °C	691 mm	9	0
1997	33.1 °C26 July 1997	0.7 °C6 January 1997	16.2 °C	1,117 mm	5	0
1996	31.9 °C11 July 1996	1.5 °C22 February 1996	15.0 °C	1,149 mm	6	0
1995	33.9 °C24 July 1995	2.2 °C15 January 1995	16.2 °C	799 mm	12	0
1994	32.6 °C22 June 1994	1.2 °C19 January 1994	15.0 °C	742 mm	1	0
1993	34.4 °C23 July 1993	0.3 °C1 March 1993	14.6 °C	929 mm	7	0
1992	32.1 °C15 September 1992	1.3 °C21 January 1992	14.9 °C	575 mm	8	0
1991	33.2 °C18 July 1991	1.4 °C15 January 1991	15.0 °C	681 mm	21	0
1990	34.6 °C4 August 1990	1.5 °C22 December 1990	15.6 °C	653 mm	11	0
1989	33.8 °C1 August 1989	2.3 °C2 January 1989	16.0 °C	939 mm	12	0
1988	35.4 °C6 September 1988	1.5 °C16 December 1988	15.0 °C	728 mm	6	0
1987	35.5 °C2 August 1987	0.8 °C14 January 1987	15.6 °C	903 mm	19	0
1986	32.6 °C20 July 1986	1.2 °C10 February 1986	14.6 °C	722 mm	7	0
1985	31.2 °C10 September 1985	-1.3 °C15 January 1985	15.0 °C	952 mm	10	3
1984	33.3 °C31 August 1984	1.5 °C11 January 1984	14.5 °C	915 mm	3	0
1983	32.7 °C6 September 1983	-1.1 °C13 February 1983	14.9 °C	755 mm	4	2
1982	33.3 °C10 August 1982	1.6 °C1 December 1982	14.8 °C	668 mm	6	0
1981	35.7 °C14 June 1981	2.1 °C12 February 1981	15.2 °C	848 mm	16	0
1980	31.7 °C20 August 1980	-0.5 °C15 January 1980	14.7 °C	633 mm	5	1
1979	32.4 °C15 July 1979	1.4 °C17 February 1979	14.7 °C	1,191 mm	7	0
1978	34.9 °C12 September 1978	-0.6 °C19 December 1978	15.3 °C	1,148 mm	9	1
1977	30.7 °C13 September 1977	2.2 °C6 January 1977	14.6 °C	1,093 mm	4	0
1976	32.3 °C23 July 1976	1.9 °C26 January 1976	14.5 °C	888 mm	6	0
1975	30.6 °C25 August 1975	1.5 °C20 December 1975	14.4 °C	742 mm	3	0
1974	31.0 °C10 July 1974	2.0 °C17 December 1974	14.2 °C	788 mm	4	0
1973	31.0 °C24 June 1973	1.0 °C3 December 1973	14.5 °C	860 mm	4	0
1972	32.8 °C13 July 1972	1.3 °C3 January 1972	13.8 °C	1,177 mm	5	0
1971	31.3 °C6 July 1971	-0.4 °C2 January 1971	14.3 °C	889 mm	5	2
1970	33.4 °C21 September 1970	-0.2 °C24 December 1970	14.5 °C	839 mm	9	1
1969	33.0 °C19 August 1969	2.1 °C4 January 1969	14.5 °C	1,189 mm	10	0
1968	33.6 °C30 June 1968	1.5 °C31 December 1968	14.8 °C	1,041 mm	8	0
1967	29.4 °C29 June 1967	-0.2 °C12 January 1967	14.5 °C	695 mm	0	1
1966	33.4 °C7 September 1966	0.8 °C25 December 1966	15.0 °C	1,264 mm	10	0
1965	31.1 °C27 August 1965	-0.6 °C19 February 1965	14.6 °C	1,155 mm	3	1
1964	34.4 °C3 August 1964	-0.3 °C27 January 1964	14.8 °C	752 mm	15	1
1963	33.0 °C20 July 1963	-1.0 °C23 December 1963	14.6 °C	1,280 mm	7	3
1962	32.4 °C28 August 1962	-2.2 °C26 December 1962	14.8 °C	759 mm	3	2
1961	34.5 °C28 August 1961	-0.4 °C15 January 1961	15.6 °C	943 mm	5	1
1960	33.4 °C25 July 1960	-1.4 °C12 January 1960	14.7 °C	1,442 mm	2	1
1959	32.7 °C7 July 1959	1.7 °C5 February 1959	15.0 °C	1,225 mm	8	0
1958	32.3 °C4 August 1958	2.5 °C15 January 1958	14.7 °C	1,056 mm	2	0
1957	31.9 °C20 August 1957	-0.9 °C17 January 1957	14.7 °C	708 mm	7	1
1956	30.8 °C21 June 1956	-2.3 °C11 February 1956	13.8 °C	988 mm	4	7
1955	31.3 °C22 August 1955	0.9 °C12 March 1955	15.5 °C	985 mm	1	0
1954	30.6 °C23 July 1954	-1.9 °C5 February 1954	14.3 °C	758 mm	3	7
1953	33.2 °C5 August 1953	0.8 °C10 January 1953	15.1 °C	538 mm	11	0
1952	31.1 °C10 July 1952	-0.2 °C28 January 1952	14.7 °C	818 mm	4	1
1951	31.4 °C26 July 1951	1.9 °C30 January 1951	14.5 °C	1,003 mm	4	0
1950	30.8 °C4 September 1950	1.0 °C29 December 1950	14.9 °C	791 mm	4	0
1949	33.9 °C28 July 1949	1.0 °C1 February 1949	15.5 °C	628 mm	14	0
1948	33.7 °C26 June 1948	0.1 °C22 February 1948	15.5 °C	861 mm	5	0
1947	32.4 °C9 June 1947	-0.2 °C30 January 1947	15.1 °C	1,015 mm	6	1
1946	34.9 °C30 July 1946	-1.6 °C16 January 1946	14.5 °C	840 mm	9	4
1945	35.1 °C23 July 1945	-1.8 °C3 January 1945	15.8 °C	683 mm	12	6
1944	32.8 °C10 August 1944	-0.2 °C24 February 1944	14.9 °C	434 mm	11	1
1943	34.7 °C15 August 1943	2.6 °C20 November 1943	15.2 °C	737 mm	17	0
1942	34.2 °C10 September 1942	-0.4 °C11 February 1942	14.6 °C	981 mm	11	2
1941	37.3 °C21 July 1941	-3.1 °C11 January 1941	14.8 °C	1,184 mm	16	4
1940	32.4 °C17 August 1940	-1.9 °C23 January 1940	14.5 °C	1,010 mm	7	7

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

19.9 °C

+1.0 °C

Hot days (≥ 30 °C)

10 d/yr

Frost days (< 0 °C)

0 d/yr

-1

Annual rainfall

1330 mm

+456 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	15.1 °C	+1.8 °C	208 mm	+96 mm
Feb	15.6 °C	+1.4 °C	56 mm	-48 mm
Mar	15.7 °C	-0.4 °C	199 mm	+104 mm
Apr	18.7 °C	+1.3 °C	165 mm	+84 mm
May	20.7 °C	+1.2 °C	48 mm	-19 mm
Jun	24.7 °C	+2.2 °C	9 mm	-18 mm
Jul	26.1 °C	+1.4 °C	3 mm	-5 mm
Aug	26.0 °C	+1.1 °C	1 mm	-9 mm
Sep	23.3 °C	-0.3 °C	46 mm	+4 mm
Oct	22.3 °C	+1.8 °C	122 mm	+25 mm
Nov	16.5 °C	+0.1 °C	302 mm	+187 mm
Dec	14.2 °C	+0.3 °C	172 mm	+55 mm

The year's extremes

Hottest day

32.0 °C

30 Jul 2025

Coldest day

0.6 °C

15 Jan 2025

Wettest day

86.4 mm

13 Nov 2025

Windiest day

57.3 km/h

20 Mar 2025

Strongest gust

100.1 km/h

20 Mar 2025

Hottest feels-like

34.5 °C

17 Jun 2025

Coldest feels-like

-2.7 °C

15 Jan 2025

Sunniest day

14.8 h

20 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 Soure Municipality?

Soure Municipality has a warm-summer mediterranean climate (Köppen Csb). Over 1940-2025, the average annual temperature is 15.0 °C and it receives 874 mm of precipitation per year.

What is the hottest day ever recorded in Soure Municipality?

The hottest day measured in Soure Municipality between 1940 and 2025 was 21 July 1941, reaching 37.3 °C.

What is the coldest day in Soure Municipality?

The coldest day measured in Soure Municipality between 1940 and 2025 was 11 January 1941, at -3.1 °C.

Does it snow in Soure Municipality?

Almost never: Soure Municipality sees virtually no snow, with about 1 frost days per year.

Has the climate of Soure Municipality warmed?

Yes: Soure Municipality warmed by +1.0 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Soure Municipality?

The wettest day measured in Soure Municipality between 1940 and 2025 was 13 November 2025, with 86 mm of rain in 24 hours.

What was the windiest day in Soure Municipality?

The windiest day measured in Soure Municipality between 1940 and 2025 was 19 January 2013, with winds reaching 64.8 km/h.

What is the warmest month in Soure Municipality?

The warmest month in Soure Municipality is August (20.1 °C on average); the coldest is January (10.0 °C).

How much does it rain in Soure Municipality?

Soure Municipality receives on average 874 mm of precipitation per year, spread over about 105 rainy days.

Is it sunny in Soure Municipality?

Soure Municipality gets on average 10.4 hours of sunshine per day, roughly 3,796 hours per year over 1940-2025.

What is the biggest single-day snowfall in Soure Municipality?

The heaviest 24-hour snowfall measured in Soure Municipality between 1940 and 2025 was 23 February 1956, with 4.1 cm.

Are there tropical nights in Soure Municipality?

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

What was the most extreme apparent temperature in Soure Municipality?

In Soure Municipality, between 1940 and 2025, the highest apparent temperature reached 38.7 °C on 14 June 1981, and the lowest was -8.0 °C on 1 March 2005.

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