Rioja climate — normals and trends

Q: What is the climate of Rioja?

Rioja has a temperate oceanic climate (Köppen Cfb). Over 1940-2025, the average annual temperature is 19.0 °C and it receives 1,444 mm of precipitation per year.

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

The hottest day measured in Rioja between 1940 and 2025 was 25 September 2024, reaching 31.9 °C.

Q: What is the coldest day in Rioja?

The coldest day measured in Rioja between 1940 and 2025 was 20 July 1975, at 7.9 °C.

Q: Does it snow in Rioja?

Almost never: Rioja sees virtually no snow, with about 0 frost days per year.

Q: Has the climate of Rioja warmed?

Yes: Rioja warmed by +1.8 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Rioja?

The wettest day measured in Rioja between 1940 and 2025 was 30 December 1943, with 97 mm of rain in 24 hours.

Q: What was the windiest day in Rioja?

The windiest day measured in Rioja between 1940 and 2025 was 20 December 1970, with winds reaching 17.6 km/h.

Q: What is the warmest month in Rioja?

The warmest month in Rioja is October (19.5 °C on average); the coldest is July (17.9 °C).

Q: How much does it rain in Rioja?

Rioja receives on average 1,444 mm of precipitation per year, spread over about 252 rainy days.

Q: Is it sunny in Rioja?

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

Rioja (Peru) has a temperate oceanic climate (Cfb) under the Köppen-Geiger classification. Its mean annual temperature is 19.0 °C and it receives 1,444 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 October (19.5 °C on average) and the coldest is July (17.9 °C). Rainfall peaks in March.

Rioja averages 0 frost days, 0 hot days (≥ 30 °C) and 252 rainy days per year.

Rioja has warmed by +1.8 °C between 1940 and 2025, or +0.21 °C per decade. This trend is statistically significant.

The hottest day of the period reached 31.9 °C (on 25 September 2024) and the coldest 7.9 °C (on 20 July 1975).

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

RiojaSan Martín Department

coords: -6.06°, -77.17°
period: 1940–2025 · 86 yrs

CfbTemperate oceanicWarmest monthOctoberColdest monthJulyWettest monthMarchDriest monthAugust

Mean daily temperature

19.0°C

Average daily high

24.0°C

Average daily low

15.1°C

Annual rainfall

1,444mm

Sunshine / day

10.4h

Mean relative humidity

81%

Average peak wind

7.9km/h

Seasonal range

1.6°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

0 d/yr

Rainy days (≥ 1 mm)

252 d/yr

Annual snowfall

0.0 cm

Average feels-like high

26.4 °C

Average feels-like low

15.8 °C

Average peak gust

30.2 km/h

Tropical nights (≥ 20 °C)

0 d/yr

Solar radiation

18.1 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+1.8 °C

since 1940

+0.2 °C per decade · r² = 0.65 · 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

31.9 °C

25 September 2024

Coldest day

7.9 °C

20 July 1975

Wettest day

97 mm

30 December 1943

Windiest day

17.6 km/h

20 December 1970

Strongest gust

67.0 km/h

4 May 1997

Hottest feels-like

34.2 °C

6 October 2023

Coldest feels-like

6.6 °C

20 July 1975

Sunniest day

12.3 h

14 January 1940

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days
2025	29.6 °C31 August 2025	11.0 °C7 July 2025	20.0 °C	1,949 mm	0
2024	31.9 °C25 September 2024	12.4 °C18 July 2024	20.7 °C	1,572 mm	8
2023	31.8 °C6 October 2023	10.7 °C20 June 2023	19.8 °C	1,978 mm	6
2022	30.1 °C29 September 2022	10.1 °C23 August 2022	19.4 °C	1,781 mm	1
2021	29.8 °C3 September 2021	9.7 °C6 August 2021	19.5 °C	1,687 mm	0
2020	29.0 °C29 August 2020	11.3 °C28 May 2020	19.5 °C	1,611 mm	0
2019	28.9 °C18 September 2019	8.9 °C6 August 2019	19.2 °C	1,852 mm	0
2018	28.4 °C30 September 2018	10.0 °C22 June 2018	19.1 °C	1,911 mm	0
2017	28.6 °C2 October 2017	9.9 °C13 July 2017	19.4 °C	2,185 mm	0
2016	30.4 °C24 January 2016	11.5 °C2 July 2016	20.0 °C	1,508 mm	4
2015	29.3 °C22 October 2015	11.7 °C23 June 2015	19.7 °C	1,573 mm	0
2014	28.9 °C26 September 2014	11.5 °C22 July 2014	19.4 °C	1,744 mm	0
2013	29.0 °C18 September 2013	10.7 °C27 July 2013	19.5 °C	1,566 mm	0
2012	27.9 °C1 October 2012	11.1 °C10 August 2012	19.2 °C	1,738 mm	0
2011	29.3 °C16 October 2011	11.2 °C12 August 2011	19.1 °C	1,648 mm	0
2010	29.9 °C27 September 2010	11.7 °C19 August 2010	19.8 °C	1,332 mm	0
2009	29.7 °C9 September 2009	12.0 °C8 May 2009	19.6 °C	1,339 mm	0
2008	28.4 °C4 September 2008	12.2 °C5 June 2008	19.4 °C	1,673 mm	0
2007	31.0 °C13 February 2007	11.5 °C4 July 2007	19.7 °C	1,284 mm	1
2006	28.9 °C9 October 2006	11.8 °C25 June 2006	19.6 °C	978 mm	0
2005	29.9 °C3 October 2005	11.4 °C12 July 2005	19.7 °C	1,127 mm	0
2004	28.2 °C18 October 2004	11.1 °C2 August 2004	19.3 °C	1,338 mm	0
2003	29.0 °C24 October 2003	11.2 °C15 July 2003	19.4 °C	1,108 mm	0
2002	29.3 °C24 September 2002	11.9 °C11 August 2002	19.2 °C	1,099 mm	0
2001	28.3 °C25 November 2001	12.0 °C4 August 2001	19.1 °C	1,133 mm	0
2000	28.9 °C2 September 2000	11.5 °C28 July 2000	19.0 °C	1,411 mm	0
1999	28.3 °C16 October 1999	10.5 °C11 July 1999	18.7 °C	1,398 mm	0
1998	29.9 °C31 January 1998	13.1 °C15 July 1998	20.1 °C	1,049 mm	0
1997	29.2 °C11 October 1997	12.4 °C5 April 1997	19.5 °C	1,040 mm	0
1996	28.6 °C8 September 1996	11.8 °C14 July 1996	19.2 °C	1,347 mm	0
1995	28.6 °C7 October 1995	12.0 °C28 May 1995	19.4 °C	1,328 mm	0
1994	29.0 °C14 November 1994	10.5 °C11 July 1994	19.2 °C	1,529 mm	0
1993	29.5 °C23 September 1993	10.8 °C4 August 1993	19.3 °C	1,351 mm	0
1992	29.6 °C16 October 1992	11.2 °C25 July 1992	19.8 °C	1,124 mm	0
1991	28.9 °C5 October 1991	10.7 °C17 August 1991	19.4 °C	1,373 mm	0
1990	30.1 °C12 October 1990	11.5 °C27 July 1990	19.4 °C	1,263 mm	1
1989	29.2 °C9 October 1989	10.7 °C11 July 1989	19.1 °C	1,541 mm	0
1988	29.0 °C26 August 1988	10.6 °C17 July 1988	19.4 °C	1,624 mm	0
1987	29.1 °C28 September 1987	12.8 °C27 June 1987	19.7 °C	1,400 mm	0
1986	27.8 °C23 August 1986	11.0 °C27 July 1986	18.8 °C	1,742 mm	0
1985	28.9 °C7 October 1985	10.4 °C11 June 1985	18.8 °C	1,369 mm	0
1984	29.1 °C1 October 1984	12.0 °C3 September 1984	19.1 °C	1,303 mm	0
1983	28.7 °C13 August 1983	12.7 °C26 July 1983	20.1 °C	1,421 mm	0
1982	30.7 °C11 September 1982	12.7 °C18 July 1982	19.6 °C	1,370 mm	2
1981	30.3 °C11 October 1981	10.8 °C29 July 1981	19.3 °C	1,400 mm	1
1980	30.0 °C27 September 1980	11.7 °C7 July 1980	19.6 °C	1,029 mm	1
1979	29.7 °C14 February 1979	10.6 °C13 July 1979	19.5 °C	1,187 mm	0
1978	29.2 °C7 September 1978	9.4 °C17 August 1978	19.2 °C	1,240 mm	0
1977	29.3 °C18 September 1977	11.9 °C12 July 1977	19.2 °C	1,440 mm	0
1976	28.2 °C8 December 1976	10.7 °C15 July 1976	18.4 °C	1,592 mm	0
1975	28.0 °C24 October 1975	7.9 °C20 July 1975	18.2 °C	1,750 mm	0
1974	27.1 °C1 September 1974	9.5 °C29 July 1974	18.3 °C	1,623 mm	0
1973	27.5 °C5 September 1973	11.3 °C5 September 1973	18.7 °C	1,638 mm	0
1972	28.1 °C3 October 1972	11.1 °C7 September 1972	18.9 °C	1,800 mm	0
1971	27.6 °C3 November 1971	10.9 °C1 June 1971	18.4 °C	1,644 mm	0
1970	28.8 °C28 September 1970	10.9 °C11 August 1970	18.8 °C	1,343 mm	0
1969	28.5 °C2 December 1969	10.8 °C12 August 1969	19.0 °C	1,525 mm	0
1968	28.1 °C13 October 1968	10.2 °C3 May 1968	18.4 °C	1,483 mm	0
1967	28.4 °C10 September 1967	11.5 °C6 September 1967	18.5 °C	1,316 mm	0
1966	29.3 °C15 September 1966	9.9 °C5 June 1966	18.9 °C	1,198 mm	0
1965	28.8 °C18 August 1965	9.9 °C23 August 1965	18.6 °C	1,216 mm	0
1964	28.7 °C9 February 1964	10.5 °C7 August 1964	18.7 °C	1,063 mm	0
1963	28.2 °C24 August 1963	9.1 °C26 July 1963	18.6 °C	1,196 mm	0
1962	26.8 °C6 December 1962	10.8 °C14 July 1962	18.3 °C	1,274 mm	0
1961	28.0 °C14 January 1961	9.5 °C4 August 1961	18.5 °C	1,219 mm	0
1960	28.7 °C8 October 1960	11.0 °C6 August 1960	18.7 °C	1,037 mm	0
1959	29.2 °C29 September 1959	11.2 °C29 June 1959	18.8 °C	996 mm	0
1958	28.5 °C9 October 1958	10.0 °C23 June 1958	19.0 °C	1,167 mm	0
1957	27.0 °C18 September 1957	10.7 °C23 July 1957	18.4 °C	1,146 mm	0
1956	24.1 °C26 September 1956	11.5 °C28 June 1956	17.6 °C	1,718 mm	0
1955	27.6 °C7 October 1955	9.4 °C2 August 1955	18.0 °C	1,576 mm	0
1954	25.7 °C22 September 1954	10.4 °C14 August 1954	17.9 °C	1,336 mm	0
1953	24.9 °C20 February 1953	11.0 °C6 August 1953	18.3 °C	1,699 mm	0
1952	25.6 °C24 October 1952	11.0 °C21 June 1952	18.2 °C	1,361 mm	0
1951	25.1 °C28 September 1951	11.1 °C27 July 1951	18.0 °C	1,933 mm	0
1950	25.9 °C4 September 1950	10.5 °C12 July 1950	17.9 °C	1,696 mm	0
1949	25.9 °C2 October 1949	11.3 °C26 July 1949	18.0 °C	1,228 mm	0
1948	25.9 °C27 September 1948	9.8 °C16 August 1948	18.2 °C	1,623 mm	0
1947	24.9 °C22 February 1947	11.7 °C18 August 1947	18.4 °C	1,537 mm	0
1946	27.5 °C12 October 1946	11.4 °C16 July 1946	18.2 °C	1,342 mm	0
1945	26.6 °C13 September 1945	10.8 °C14 July 1945	18.2 °C	1,284 mm	0
1944	27.4 °C28 August 1944	12.3 °C10 July 1944	18.4 °C	1,297 mm	0
1943	25.6 °C27 September 1943	10.8 °C7 August 1943	17.7 °C	1,836 mm	0
1942	26.9 °C15 September 1942	8.8 °C24 August 1942	17.8 °C	1,990 mm	0
1941	27.0 °C11 October 1941	11.5 °C8 July 1941	18.4 °C	1,544 mm	0
1940	27.5 °C25 February 1940	12.1 °C5 July 1940	18.9 °C	936 mm	0

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

25.2 °C

+1.2 °C

Hot days (≥ 30 °C)

0 d/yr

Frost days (< 0 °C)

0 d/yr

Annual rainfall

1949 mm

+505 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	24.8 °C	+1.0 °C	213 mm	+67 mm
Feb	24.4 °C	+0.6 °C	273 mm	+116 mm
Mar	24.6 °C	+0.8 °C	292 mm	+89 mm
Apr	25.5 °C	+1.5 °C	202 mm	+28 mm
May	25.4 °C	+1.6 °C	148 mm	+23 mm
Jun	24.5 °C	+1.2 °C	136 mm	+62 mm
Jul	25.0 °C	+1.7 °C	47 mm	-2 mm
Aug	26.2 °C	+1.8 °C	78 mm	+40 mm
Sep	25.9 °C	+0.7 °C	96 mm	+43 mm
Oct	25.8 °C	+0.9 °C	145 mm	+22 mm
Nov	25.1 °C	+0.8 °C	175 mm	+18 mm
Dec	25.4 °C	+1.5 °C	144 mm	+0 mm

The year's extremes

Hottest day

29.6 °C

31 Aug 2025

Coldest day

11.0 °C

7 Jul 2025

Wettest day

28.7 mm

27 Feb 2025

Windiest day

12.6 km/h

13 Jan 2025

Strongest gust

49.7 km/h

12 May 2025

Hottest feels-like

32.3 °C

19 Sep 2025

Coldest feels-like

10.3 °C

7 Jul 2025

Sunniest day

12.2 h

13 Jan 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 Rioja?

Rioja has a temperate oceanic climate (Köppen Cfb). Over 1940-2025, the average annual temperature is 19.0 °C and it receives 1,444 mm of precipitation per year.

What is the hottest day ever recorded in Rioja?

The hottest day measured in Rioja between 1940 and 2025 was 25 September 2024, reaching 31.9 °C.

What is the coldest day in Rioja?

The coldest day measured in Rioja between 1940 and 2025 was 20 July 1975, at 7.9 °C.

Does it snow in Rioja?

Almost never: Rioja sees virtually no snow, with about 0 frost days per year.

Has the climate of Rioja warmed?

Yes: Rioja warmed by +1.8 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Rioja?

The wettest day measured in Rioja between 1940 and 2025 was 30 December 1943, with 97 mm of rain in 24 hours.

What was the windiest day in Rioja?

The windiest day measured in Rioja between 1940 and 2025 was 20 December 1970, with winds reaching 17.6 km/h.

What is the warmest month in Rioja?

The warmest month in Rioja is October (19.5 °C on average); the coldest is July (17.9 °C).

How much does it rain in Rioja?

Rioja receives on average 1,444 mm of precipitation per year, spread over about 252 rainy days.

Is it sunny in Rioja?

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

Are there tropical nights in Rioja?

Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Rioja.

What was the most extreme apparent temperature in Rioja?

In Rioja, between 1940 and 2025, the highest apparent temperature reached 34.2 °C on 6 October 2023, and the lowest was 6.6 °C on 20 July 1975.

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