San Martín de Valdeiglesias climate — normals and trends

Q: What is the climate of San Martín de Valdeiglesias?

San Martín de Valdeiglesias has a hot-summer mediterranean climate (Köppen Csa). Over 1940-2025, the average annual temperature is 13.7 °C and it receives 485 mm of precipitation per year.

Q: What is the hottest day ever recorded in San Martín de Valdeiglesias?

The hottest day measured in San Martín de Valdeiglesias between 1940 and 2025 was 14 July 2022, reaching 40.1 °C.

Q: What is the coldest day in San Martín de Valdeiglesias?

The coldest day measured in San Martín de Valdeiglesias between 1940 and 2025 was 28 January 1952, at -15.7 °C.

Q: Does it snow in San Martín de Valdeiglesias?

Yes. San Martín de Valdeiglesias gets on average 13.6 cm of snow per year and has around 37 frost days.

Q: Has the climate of San Martín de Valdeiglesias warmed?

Yes: San Martín de Valdeiglesias warmed by +2.1 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in San Martín de Valdeiglesias?

The wettest day measured in San Martín de Valdeiglesias between 1940 and 2025 was 5 November 1951, with 68 mm of rain in 24 hours.

Q: What was the windiest day in San Martín de Valdeiglesias?

The windiest day measured in San Martín de Valdeiglesias between 1940 and 2025 was 30 December 1981, with winds reaching 35.8 km/h.

Q: What is the warmest month in San Martín de Valdeiglesias?

The warmest month in San Martín de Valdeiglesias is July (24.8 °C on average); the coldest is January (4.3 °C).

Q: How much does it rain in San Martín de Valdeiglesias?

San Martín de Valdeiglesias receives on average 485 mm of precipitation per year, spread over about 77 rainy days.

Q: Is it sunny in San Martín de Valdeiglesias?

San Martín de Valdeiglesias gets on average 10.4 hours of sunshine per day, roughly 3,796 hours per year over 1940-2025.

San Martín de Valdeiglesias (Spain) has a hot-summer mediterranean climate (Csa) under the Köppen-Geiger classification. Its mean annual temperature is 13.7 °C and it receives 485 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 (24.8 °C on average) and the coldest is January (4.3 °C). Rainfall peaks in November.

San Martín de Valdeiglesias averages 37 frost days, 54 hot days (≥ 30 °C) and 77 rainy days per year.

San Martín de Valdeiglesias has warmed by +2.1 °C between 1940 and 2025, or +0.25 °C per decade. This trend is statistically significant.

The number of frost days there went from about 51 to 23 per year over the period.

The hottest day of the period reached 40.1 °C (on 14 July 2022) and the coldest -15.7 °C (on 28 January 1952).

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

San Martín de ValdeiglesiasMadrid

coords: 40.36°, -4.40°
period: 1940–2025 · 86 yrs

CsaHot-summer MediterraneanWarmest monthJulyColdest monthJanuaryWettest monthNovemberDriest monthJuly

Mean daily temperature

13.7°C

Average daily high

18.8°C

Average daily low

8.6°C

Annual rainfall

485mm

Sunshine / day

10.4h

Mean relative humidity

62%

Average peak wind

12.0km/h

Seasonal range

20.5°C

Frost days (< 0 °C)

37 d/yr

Hot days (≥ 30 °C)

54 d/yr

Rainy days (≥ 1 mm)

77 d/yr

Annual snowfall

13.6 cm

Average feels-like high

17.0 °C

Average feels-like low

6.4 °C

Average peak gust

34.4 km/h

Tropical nights (≥ 20 °C)

15 d/yr

Solar radiation

17.2 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+2.1 °C

since 1940

+0.3 °C per decade · r² = 0.53 · 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

40.1 °C

14 July 2022

Coldest day

-15.7 °C

28 January 1952

Wettest day

68 mm

5 November 1951

Windiest day

35.8 km/h

30 December 1981

Strongest gust

125.6 km/h

30 December 1981

Hottest feels-like

40.3 °C

14 July 2022

Coldest feels-like

-19.9 °C

28 January 1952

Snowiest day

17.1 cm

10 January 1967

Sunniest day

14.8 h

26 June 1940

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days	Frost days
2025	39.2 °C16 August 2025	-4.9 °C15 January 2025	15.3 °C	729 mm	90	21
2024	39.3 °C24 July 2024	-2.8 °C21 December 2024	15.2 °C	531 mm	72	14
2023	38.7 °C22 August 2023	-4.1 °C1 March 2023	15.4 °C	473 mm	78	40
2022	40.1 °C14 July 2022	-2.6 °C16 January 2022	15.6 °C	504 mm	77	23
2021	39.7 °C13 August 2021	-7.2 °C15 January 2021	14.3 °C	461 mm	61	23
2020	37.6 °C26 July 2020	-3.1 °C26 December 2020	14.9 °C	539 mm	70	12
2019	39.3 °C28 June 2019	-4.0 °C11 January 2019	15.1 °C	353 mm	70	23
2018	39.1 °C3 August 2018	-5.1 °C23 February 2018	14.3 °C	574 mm	76	25
2017	38.7 °C13 July 2017	-4.9 °C18 January 2017	15.5 °C	313 mm	80	31
2016	38.1 °C6 September 2016	-4.9 °C17 February 2016	14.7 °C	563 mm	87	14
2015	37.9 °C6 July 2015	-4.5 °C8 February 2015	15.0 °C	279 mm	71	39
2014	36.4 °C16 July 2014	-4.0 °C30 December 2014	14.6 °C	476 mm	48	19
2013	37.0 °C8 July 2013	-3.7 °C2 December 2013	13.7 °C	470 mm	72	38
2012	39.1 °C10 August 2012	-6.7 °C12 February 2012	14.0 °C	358 mm	64	55
2011	36.5 °C20 August 2011	-5.0 °C22 January 2011	14.7 °C	441 mm	61	24
2010	36.3 °C28 July 2010	-5.9 °C10 January 2010	13.7 °C	594 mm	67	40
2009	35.6 °C26 July 2009	-7.1 °C20 December 2009	14.7 °C	372 mm	72	30
2008	37.0 °C4 August 2008	-4.2 °C28 November 2008	13.7 °C	424 mm	51	27
2007	37.6 °C4 August 2007	-5.3 °C17 December 2007	13.6 °C	386 mm	37	34
2006	36.6 °C3 September 2006	-7.3 °C28 February 2006	14.9 °C	558 mm	75	32
2005	38.2 °C7 August 2005	-8.8 °C1 March 2005	14.0 °C	241 mm	70	69
2004	37.9 °C24 July 2004	-5.7 °C2 March 2004	13.9 °C	424 mm	53	33
2003	39.4 °C1 August 2003	-10.2 °C13 January 2003	14.6 °C	640 mm	72	27
2002	35.6 °C22 June 2002	-1.2 °C20 February 2002	14.3 °C	515 mm	52	10
2001	36.1 °C31 July 2001	-9.2 °C24 December 2001	14.3 °C	448 mm	62	27
2000	37.3 °C31 July 2000	-5.0 °C18 January 2000	14.1 °C	467 mm	63	29
1999	36.8 °C22 July 1999	-7.7 °C12 January 1999	14.0 °C	395 mm	57	44
1998	36.7 °C10 August 1998	-3.9 °C22 November 1998	14.3 °C	453 mm	66	23
1997	35.8 °C1 August 1997	-4.2 °C6 January 1997	14.9 °C	617 mm	41	8
1996	35.5 °C23 July 1996	-3.4 °C22 February 1996	13.9 °C	717 mm	43	16
1995	39.7 °C24 July 1995	-3.1 °C14 January 1995	15.2 °C	365 mm	50	16
1994	36.7 °C30 June 1994	-4.9 °C26 December 1994	14.5 °C	281 mm	67	31
1993	38.6 °C28 July 1993	-4.7 °C1 March 1993	13.0 °C	420 mm	50	43
1992	36.0 °C25 August 1992	-7.7 °C21 February 1992	13.5 °C	365 mm	50	39
1991	38.5 °C6 August 1991	-5.4 °C15 January 1991	13.8 °C	396 mm	66	33
1990	36.9 °C20 July 1990	-5.1 °C15 December 1990	14.4 °C	332 mm	63	33
1989	38.1 °C18 July 1989	-3.9 °C4 January 1989	14.9 °C	791 mm	57	21
1988	37.2 °C7 September 1988	-4.6 °C23 November 1988	13.6 °C	473 mm	56	39
1987	38.7 °C12 August 1987	-5.2 °C14 January 1987	14.1 °C	601 mm	59	33
1986	36.9 °C8 July 1986	-5.6 °C10 February 1986	13.6 °C	365 mm	56	45
1985	37.1 °C4 August 1985	-10.8 °C31 December 1985	13.9 °C	426 mm	68	44
1984	36.6 °C23 July 1984	-4.4 °C11 March 1984	12.9 °C	473 mm	54	47
1983	35.6 °C13 July 1983	-7.8 °C14 February 1983	13.9 °C	425 mm	46	43
1982	35.7 °C7 July 1982	-2.1 °C29 January 1982	14.0 °C	385 mm	45	13
1981	38.1 °C13 June 1981	-5.5 °C15 January 1981	14.0 °C	440 mm	62	47
1980	36.9 °C21 August 1980	-5.0 °C2 December 1980	13.3 °C	335 mm	63	44
1979	37.0 °C28 July 1979	-4.5 °C17 February 1979	13.3 °C	562 mm	43	30
1978	38.9 °C16 July 1978	-6.4 °C22 December 1978	13.7 °C	450 mm	64	25
1977	33.7 °C19 July 1977	-4.5 °C1 February 1977	13.2 °C	588 mm	32	18
1976	36.7 °C5 August 1976	-5.3 °C1 January 1976	12.9 °C	528 mm	38	37
1975	35.4 °C30 July 1975	-7.7 °C20 December 1975	12.7 °C	568 mm	34	31
1974	35.2 °C15 August 1974	-5.1 °C4 January 1974	13.0 °C	425 mm	42	37
1973	36.0 °C9 August 1973	-5.0 °C31 December 1973	12.8 °C	503 mm	44	56
1972	33.5 °C14 July 1972	-8.8 °C4 January 1972	12.3 °C	858 mm	32	35
1971	34.8 °C30 July 1971	-7.6 °C4 January 1971	12.4 °C	601 mm	32	53
1970	34.8 °C6 September 1970	-5.5 °C27 December 1970	13.5 °C	472 mm	56	41
1969	36.3 °C21 July 1969	-4.5 °C5 February 1969	12.6 °C	627 mm	45	41
1968	36.3 °C30 June 1968	-3.9 °C11 January 1968	13.5 °C	458 mm	39	28
1967	37.0 °C20 July 1967	-8.5 °C12 January 1967	13.1 °C	500 mm	49	43
1966	37.5 °C12 July 1966	-2.7 °C3 November 1966	13.2 °C	580 mm	48	39
1965	35.0 °C5 August 1965	-6.0 °C9 December 1965	12.9 °C	594 mm	42	64
1964	34.2 °C5 August 1964	-6.8 °C27 December 1964	13.2 °C	412 mm	50	53
1963	33.5 °C25 August 1963	-13.5 °C5 February 1963	12.4 °C	743 mm	31	48
1962	34.4 °C13 August 1962	-6.6 °C25 December 1962	13.2 °C	507 mm	62	48
1961	34.4 °C4 August 1961	-6.2 °C24 January 1961	14.3 °C	479 mm	46	26
1960	34.6 °C21 June 1960	-7.2 °C15 January 1960	13.1 °C	648 mm	45	38
1959	36.3 °C7 July 1959	-2.4 °C5 January 1959	13.3 °C	490 mm	28	8
1958	37.4 °C30 July 1958	-4.3 °C24 January 1958	13.4 °C	506 mm	29	32
1957	35.4 °C1 August 1957	-6.9 °C18 December 1957	12.8 °C	428 mm	43	51
1956	32.9 °C2 August 1956	-8.4 °C12 February 1956	11.8 °C	524 mm	23	64
1955	34.2 °C7 July 1955	-4.3 °C8 March 1955	14.2 °C	497 mm	38	34
1954	36.7 °C26 July 1954	-7.3 °C2 February 1954	13.3 °C	303 mm	54	48
1953	35.8 °C8 August 1953	-9.1 °C18 February 1953	13.2 °C	411 mm	62	67
1952	34.8 °C13 August 1952	-15.7 °C28 January 1952	12.6 °C	457 mm	28	63
1951	36.8 °C27 July 1951	-6.5 °C30 January 1951	12.4 °C	698 mm	38	43
1950	37.0 °C28 June 1950	-4.8 °C10 December 1950	13.8 °C	309 mm	62	51
1949	35.5 °C4 July 1949	-5.3 °C11 January 1949	13.5 °C	352 mm	45	38
1948	34.7 °C26 July 1948	-11.6 °C22 February 1948	13.4 °C	586 mm	38	25
1947	35.2 °C27 July 1947	-12.4 °C30 January 1947	13.8 °C	558 mm	46	43
1946	36.4 °C12 July 1946	-11.0 °C22 January 1946	12.5 °C	543 mm	44	61
1945	36.8 °C22 July 1945	-12.9 °C16 January 1945	14.4 °C	365 mm	61	44
1944	37.0 °C31 July 1944	-9.3 °C29 December 1944	13.0 °C	265 mm	46	74
1943	34.9 °C18 August 1943	-4.0 °C22 November 1943	13.5 °C	444 mm	61	49
1942	36.0 °C29 July 1942	-6.5 °C12 January 1942	12.9 °C	579 mm	58	56
1941	36.7 °C24 July 1941	-11.1 °C17 January 1941	12.6 °C	547 mm	61	57
1940	34.8 °C11 August 1940	-14.5 °C24 January 1940	12.3 °C	565 mm	35	62

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

20.7 °C

+1.9 °C

Hot days (≥ 30 °C)

90 d/yr

+36

Frost days (< 0 °C)

21 d/yr

-16

Annual rainfall

729 mm

+244 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	10.7 °C	+2.1 °C	71 mm	+22 mm
Feb	13.2 °C	+2.5 °C	28 mm	-17 mm
Mar	12.0 °C	-2.0 °C	252 mm	+199 mm
Apr	17.5 °C	+0.9 °C	82 mm	+31 mm
May	22.0 °C	+1.2 °C	55 mm	+12 mm
Jun	32.1 °C	+5.5 °C	13 mm	-9 mm
Jul	33.1 °C	+2.0 °C	1 mm	-7 mm
Aug	33.9 °C	+3.3 °C	5 mm	-3 mm
Sep	27.5 °C	+1.9 °C	6 mm	-20 mm
Oct	22.5 °C	+3.5 °C	46 mm	-13 mm
Nov	13.4 °C	+0.6 °C	99 mm	+36 mm
Dec	9.5 °C	+0.3 °C	72 mm	+13 mm

The year's extremes

Hottest day

39.2 °C

16 Aug 2025

Coldest day

-4.9 °C

15 Jan 2025

Wettest day

31.1 mm

8 Mar 2025

Windiest day

26.1 km/h

27 Jan 2025

Strongest gust

85.0 km/h

14 Nov 2025

Hottest feels-like

39.0 °C

16 Aug 2025

Coldest feels-like

-8.8 °C

15 Jan 2025

Snowiest day

3.3 cm

2 Mar 2025

Sunniest day

14.8 h

25 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 San Martín de Valdeiglesias?

San Martín de Valdeiglesias has a hot-summer mediterranean climate (Köppen Csa). Over 1940-2025, the average annual temperature is 13.7 °C and it receives 485 mm of precipitation per year.

What is the hottest day ever recorded in San Martín de Valdeiglesias?

The hottest day measured in San Martín de Valdeiglesias between 1940 and 2025 was 14 July 2022, reaching 40.1 °C.

What is the coldest day in San Martín de Valdeiglesias?

The coldest day measured in San Martín de Valdeiglesias between 1940 and 2025 was 28 January 1952, at -15.7 °C.

Does it snow in San Martín de Valdeiglesias?

Yes. San Martín de Valdeiglesias gets on average 13.6 cm of snow per year and has around 37 frost days.

Has the climate of San Martín de Valdeiglesias warmed?

Yes: San Martín de Valdeiglesias warmed by +2.1 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in San Martín de Valdeiglesias?

The wettest day measured in San Martín de Valdeiglesias between 1940 and 2025 was 5 November 1951, with 68 mm of rain in 24 hours.

What was the windiest day in San Martín de Valdeiglesias?

The windiest day measured in San Martín de Valdeiglesias between 1940 and 2025 was 30 December 1981, with winds reaching 35.8 km/h.

What is the warmest month in San Martín de Valdeiglesias?

The warmest month in San Martín de Valdeiglesias is July (24.8 °C on average); the coldest is January (4.3 °C).

How much does it rain in San Martín de Valdeiglesias?

San Martín de Valdeiglesias receives on average 485 mm of precipitation per year, spread over about 77 rainy days.

Is it sunny in San Martín de Valdeiglesias?

San Martín de Valdeiglesias 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 San Martín de Valdeiglesias?

The heaviest 24-hour snowfall measured in San Martín de Valdeiglesias between 1940 and 2025 was 10 January 1967, with 17.1 cm.

Are there tropical nights in San Martín de Valdeiglesias?

Yes: San Martín de Valdeiglesias has on average 15 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in San Martín de Valdeiglesias?

In San Martín de Valdeiglesias, between 1940 and 2025, the highest apparent temperature reached 40.3 °C on 14 July 2022, and the lowest was -19.9 °C on 28 January 1952.

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