Reserva climate — normals and trends

Q: What is the climate of Reserva?

Reserva has a temperate oceanic climate (Köppen Cfb). Over 1940-2025, the average annual temperature is 18.2 °C and it receives 1,709 mm of precipitation per year.

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

The hottest day measured in Reserva between 1940 and 2025 was 2 October 2020, reaching 36.1 °C.

Q: What is the coldest day in Reserva?

The coldest day measured in Reserva between 1940 and 2025 was 26 June 1994, at -4.5 °C.

Q: Does it snow in Reserva?

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

Q: Has the climate of Reserva warmed?

Yes: Reserva warmed by +1.3 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Reserva?

The wettest day measured in Reserva between 1940 and 2025 was 18 September 1983, with 129 mm of rain in 24 hours.

Q: What was the windiest day in Reserva?

The windiest day measured in Reserva between 1940 and 2025 was 15 September 1956, with winds reaching 42.9 km/h.

Q: What is the warmest month in Reserva?

The warmest month in Reserva is January (21.5 °C on average); the coldest is July (14.0 °C).

Q: How much does it rain in Reserva?

Reserva receives on average 1,709 mm of precipitation per year, spread over about 169 rainy days.

Q: Is it sunny in Reserva?

Reserva gets on average 9.2 hours of sunshine per day, roughly 3,358 hours per year over 1940-2025.

Reserva (Brazil) has a temperate oceanic climate (Cfb) under the Köppen-Geiger classification. Its mean annual temperature is 18.2 °C and it receives 1,709 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 January (21.5 °C on average) and the coldest is July (14.0 °C). Rainfall peaks in January.

Reserva averages 1 frost days, 14 hot days (≥ 30 °C) and 169 rainy days per year.

Reserva has warmed by +1.3 °C between 1940 and 2025, or +0.16 °C per decade. This trend is statistically significant.

The hottest day of the period reached 36.1 °C (on 2 October 2020) and the coldest -4.5 °C (on 26 June 1994).

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

ReservaParaná

coords: -24.65°, -50.85°
period: 1940–2025 · 86 yrs

CfbTemperate oceanicWarmest monthJanuaryColdest monthJulyWettest monthJanuaryDriest monthAugust

Mean daily temperature

18.2°C

Average daily high

23.7°C

Average daily low

13.8°C

Annual rainfall

1,709mm

Sunshine / day

9.2h

Mean relative humidity

82%

Average peak wind

12.3km/h

Seasonal range

7.5°C

Frost days (< 0 °C)

1 d/yr

Hot days (≥ 30 °C)

14 d/yr

Rainy days (≥ 1 mm)

169 d/yr

Annual snowfall

0.0 cm

Average feels-like high

25.5 °C

Average feels-like low

13.7 °C

Average peak gust

30.9 km/h

Tropical nights (≥ 20 °C)

3 d/yr

Solar radiation

17.0 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+1.3 °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

36.1 °C

2 October 2020

Coldest day

-4.5 °C

26 June 1994

Wettest day

129 mm

18 September 1983

Windiest day

42.9 km/h

15 September 1956

Strongest gust

99.7 km/h

19 June 1991

Hottest feels-like

39.5 °C

28 February 2003

Coldest feels-like

-9.1 °C

18 July 1975

Snowiest day

0.4 cm

23 July 2013

Sunniest day

13.4 h

6 December 2025

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days	Frost days
2025	32.1 °C27 December 2025	-3.1 °C25 June 2025	18.4 °C	1,689 mm	23	1
2024	34.0 °C8 January 2024	0.6 °C26 August 2024	19.8 °C	1,383 mm	44	0
2023	34.1 °C12 November 2023	2.6 °C15 July 2023	18.9 °C	1,898 mm	24	0
2022	31.5 °C14 February 2022	1.3 °C12 June 2022	18.0 °C	1,785 mm	12	0
2021	32.1 °C19 September 2021	-2.7 °C19 July 2021	18.3 °C	1,431 mm	18	4
2020	36.1 °C2 October 2020	1.6 °C10 July 2020	18.9 °C	1,181 mm	36	0
2019	33.5 °C2 October 2019	-2.0 °C6 July 2019	19.5 °C	1,454 mm	45	3
2018	33.2 °C13 December 2018	1.5 °C12 July 2018	19.0 °C	1,306 mm	24	0
2017	32.8 °C15 September 2017	-0.5 °C19 July 2017	19.2 °C	1,595 mm	43	1
2016	32.7 °C24 January 2016	-0.8 °C13 June 2016	18.5 °C	1,943 mm	31	1
2015	33.0 °C24 September 2015	2.5 °C16 June 2015	19.2 °C	2,197 mm	27	0
2014	33.6 °C6 February 2014	2.9 °C3 June 2014	19.1 °C	1,651 mm	35	0
2013	32.3 °C28 November 2013	-2.0 °C24 July 2013	18.4 °C	2,029 mm	12	1
2012	33.3 °C16 September 2012	2.8 °C14 July 2012	19.0 °C	1,565 mm	40	0
2011	32.1 °C30 September 2011	-2.2 °C5 August 2011	18.2 °C	1,719 mm	8	3
2010	32.4 °C4 February 2010	2.1 °C7 June 2010	18.1 °C	1,850 mm	14	0
2009	32.9 °C3 November 2009	-1.2 °C4 June 2009	18.4 °C	2,033 mm	17	2
2008	32.0 °C8 December 2008	-2.5 °C17 June 2008	18.2 °C	1,588 mm	14	1
2007	32.2 °C29 March 2007	-0.5 °C27 July 2007	19.1 °C	1,548 mm	29	2
2006	33.6 °C16 January 2006	0.5 °C6 September 2006	18.9 °C	1,225 mm	27	0
2005	33.8 °C12 March 2005	2.8 °C7 July 2005	18.8 °C	1,721 mm	21	0
2004	32.8 °C8 September 2004	-1.8 °C14 June 2004	18.3 °C	1,610 mm	17	1
2003	32.4 °C1 March 2003	0.8 °C18 August 2003	18.4 °C	1,665 mm	21	0
2002	32.0 °C10 March 2002	-0.5 °C3 September 2002	19.1 °C	1,501 mm	22	1
2001	31.2 °C29 October 2001	-0.2 °C22 June 2001	18.7 °C	1,717 mm	12	1
2000	31.1 °C22 October 2000	-2.6 °C17 July 2000	18.1 °C	1,821 mm	15	8
1999	31.7 °C20 December 1999	-0.4 °C15 August 1999	18.0 °C	1,496 mm	16	1
1998	33.0 °C3 December 1998	3.1 °C26 June 1998	18.4 °C	2,262 mm	20	0
1997	32.4 °C26 December 1997	2.5 °C9 June 1997	18.5 °C	2,127 mm	11	0
1996	30.8 °C29 January 1996	1.3 °C30 June 1996	18.1 °C	1,834 mm	8	0
1995	31.5 °C17 December 1995	2.8 °C26 June 1995	18.4 °C	1,856 mm	17	0
1994	32.0 °C23 September 1994	-4.5 °C26 June 1994	18.7 °C	1,943 mm	20	6
1993	32.8 °C2 January 1993	-2.5 °C16 July 1993	18.3 °C	1,952 mm	20	4
1992	30.6 °C14 January 1992	-1.2 °C20 July 1992	18.2 °C	1,853 mm	7	1
1991	32.1 °C15 October 1991	-0.9 °C3 August 1991	18.3 °C	1,827 mm	12	1
1990	32.6 °C14 November 1990	-2.1 °C29 July 1990	18.1 °C	1,985 mm	26	2
1989	30.1 °C25 October 1989	-1.4 °C6 July 1989	17.6 °C	1,856 mm	1	1
1988	33.3 °C26 September 1988	-2.2 °C2 June 1988	18.3 °C	1,371 mm	31	3
1987	31.6 °C3 November 1987	-0.6 °C26 May 1987	18.2 °C	1,904 mm	14	2
1986	31.6 °C17 January 1986	1.2 °C1 June 1986	18.5 °C	1,830 mm	11	0
1985	35.9 °C17 November 1985	0.5 °C7 June 1985	18.6 °C	1,151 mm	30	0
1984	32.9 °C17 January 1984	-1.5 °C26 August 1984	18.7 °C	1,506 mm	28	2
1983	30.0 °C20 February 1983	0.7 °C16 June 1983	18.3 °C	2,619 mm	1	0
1982	30.1 °C1 November 1982	1.4 °C31 July 1982	18.3 °C	1,893 mm	1	0
1981	31.1 °C16 February 1981	-2.0 °C18 June 1981	17.9 °C	1,572 mm	6	3
1980	30.2 °C20 October 1980	-1.8 °C28 June 1980	18.0 °C	2,132 mm	2	1
1979	33.8 °C7 February 1979	-2.9 °C1 June 1979	17.6 °C	1,619 mm	15	3
1978	33.3 °C19 February 1978	-1.8 °C2 June 1978	18.2 °C	1,271 mm	33	3
1977	31.8 °C11 March 1977	1.8 °C18 May 1977	18.8 °C	1,839 mm	15	0
1976	31.8 °C19 January 1976	1.5 °C15 August 1976	17.4 °C	1,971 mm	3	0
1975	32.8 °C13 February 1975	-4.4 °C18 July 1975	18.0 °C	1,406 mm	8	4
1974	31.4 °C6 February 1974	0.5 °C5 June 1974	17.5 °C	2,000 mm	4	0
1973	32.3 °C22 February 1973	0.8 °C20 June 1973	18.2 °C	1,795 mm	11	0
1972	31.7 °C27 October 1972	-2.3 °C9 July 1972	18.0 °C	1,611 mm	4	2
1971	32.7 °C26 January 1971	0.6 °C14 June 1971	17.8 °C	1,680 mm	16	0
1970	32.1 °C8 December 1970	1.7 °C3 July 1970	18.1 °C	1,559 mm	4	0
1969	32.3 °C8 February 1969	-1.4 °C11 July 1969	18.0 °C	1,384 mm	15	1
1968	32.6 °C6 November 1968	-0.7 °C17 May 1968	17.3 °C	1,236 mm	18	2
1967	31.5 °C15 October 1967	-1.9 °C9 June 1967	18.2 °C	1,590 mm	5	1
1966	30.2 °C25 January 1966	-1.5 °C6 August 1966	17.6 °C	1,553 mm	2	2
1965	29.6 °C22 January 1965	-2.4 °C12 July 1965	17.3 °C	1,643 mm	0	1
1964	30.1 °C9 January 1964	0.3 °C28 July 1964	17.2 °C	1,433 mm	1	0
1963	32.3 °C14 October 1963	0.3 °C21 June 1963	18.3 °C	1,480 mm	20	0
1962	30.0 °C7 September 1962	-1.4 °C18 July 1962	16.7 °C	1,434 mm	1	1
1961	32.2 °C27 September 1961	1.3 °C16 June 1961	18.5 °C	1,621 mm	11	0
1960	30.8 °C10 December 1960	0.2 °C25 June 1960	17.3 °C	1,479 mm	1	0
1959	30.2 °C9 September 1959	1.2 °C7 June 1959	18.2 °C	1,488 mm	2	0
1958	31.8 °C5 January 1958	2.4 °C23 June 1958	17.9 °C	1,820 mm	8	0
1957	30.7 °C18 October 1957	0.3 °C21 July 1957	17.6 °C	1,879 mm	3	0
1956	30.0 °C1 February 1956	1.1 °C16 May 1956	17.1 °C	1,658 mm	2	0
1955	30.7 °C1 October 1955	-1.8 °C1 August 1955	17.5 °C	1,923 mm	4	4
1954	29.3 °C13 January 1954	2.3 °C21 June 1954	18.0 °C	1,598 mm	0	0
1953	29.3 °C20 August 1953	2.7 °C25 July 1953	18.3 °C	1,625 mm	0	0
1952	30.2 °C11 December 1952	1.5 °C16 July 1952	17.8 °C	1,418 mm	1	0
1951	29.7 °C25 September 1951	2.2 °C30 June 1951	17.7 °C	1,564 mm	0	0
1950	29.8 °C3 September 1950	2.0 °C12 July 1950	17.6 °C	2,010 mm	0	0
1949	28.5 °C15 November 1949	3.8 °C21 July 1949	17.5 °C	2,046 mm	0	0
1948	29.8 °C24 September 1948	2.5 °C15 June 1948	17.6 °C	2,069 mm	0	0
1947	29.0 °C18 January 1947	2.3 °C8 July 1947	17.3 °C	2,480 mm	0	0
1946	28.6 °C16 November 1946	0.5 °C3 June 1946	17.8 °C	2,623 mm	0	0
1945	28.3 °C27 September 1945	1.5 °C20 June 1945	17.8 °C	1,924 mm	0	0
1944	30.5 °C6 September 1944	2.8 °C12 July 1944	18.6 °C	1,190 mm	6	0
1943	32.8 °C16 January 1943	3.2 °C26 June 1943	17.8 °C	879 mm	21	0
1942	35.5 °C26 November 1942	-0.3 °C18 June 1942	17.8 °C	1,171 mm	26	1
1941	29.2 °C9 January 1941	1.0 °C18 July 1941	17.8 °C	1,959 mm	0	0
1940	28.1 °C5 December 1940	3.6 °C19 August 1940	18.0 °C	1,959 mm	0	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

24.0 °C

+0.3 °C

Hot days (≥ 30 °C)

23 d/yr

Frost days (< 0 °C)

1 d/yr

Annual rainfall

1689 mm

-21 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	26.9 °C	+0.3 °C	263 mm	+37 mm
Feb	28.0 °C	+1.6 °C	170 mm	-23 mm
Mar	27.8 °C	+1.9 °C	105 mm	-41 mm
Apr	23.0 °C	-0.9 °C	118 mm	+21 mm
May	22.2 °C	+1.2 °C	69 mm	-38 mm
Jun	18.9 °C	-0.8 °C	184 mm	+77 mm
Jul	19.3 °C	-0.6 °C	59 mm	-31 mm
Aug	21.4 °C	-0.6 °C	52 mm	-30 mm
Sep	25.0 °C	+1.6 °C	69 mm	-67 mm
Oct	22.9 °C	-1.4 °C	251 mm	+67 mm
Nov	25.3 °C	-0.2 °C	164 mm	+10 mm
Dec	27.7 °C	+1.6 °C	185 mm	-4 mm

The year's extremes

Hottest day

32.1 °C

27 Dec 2025

Coldest day

-3.1 °C

25 Jun 2025

Wettest day

73.9 mm

17 Jan 2025

Windiest day

33.0 km/h

10 Dec 2025

Strongest gust

74.2 km/h

23 Jun 2025

Hottest feels-like

36.6 °C

27 Dec 2025

Coldest feels-like

-6.5 °C

25 Jun 2025

Sunniest day

13.4 h

6 Dec 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 Reserva?

Reserva has a temperate oceanic climate (Köppen Cfb). Over 1940-2025, the average annual temperature is 18.2 °C and it receives 1,709 mm of precipitation per year.

What is the hottest day ever recorded in Reserva?

The hottest day measured in Reserva between 1940 and 2025 was 2 October 2020, reaching 36.1 °C.

What is the coldest day in Reserva?

The coldest day measured in Reserva between 1940 and 2025 was 26 June 1994, at -4.5 °C.

Does it snow in Reserva?

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

Has the climate of Reserva warmed?

Yes: Reserva warmed by +1.3 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Reserva?

The wettest day measured in Reserva between 1940 and 2025 was 18 September 1983, with 129 mm of rain in 24 hours.

What was the windiest day in Reserva?

The windiest day measured in Reserva between 1940 and 2025 was 15 September 1956, with winds reaching 42.9 km/h.

What is the warmest month in Reserva?

The warmest month in Reserva is January (21.5 °C on average); the coldest is July (14.0 °C).

How much does it rain in Reserva?

Reserva receives on average 1,709 mm of precipitation per year, spread over about 169 rainy days.

Is it sunny in Reserva?

Reserva gets on average 9.2 hours of sunshine per day, roughly 3,358 hours per year over 1940-2025.

What is the biggest single-day snowfall in Reserva?

The heaviest 24-hour snowfall measured in Reserva between 1940 and 2025 was 23 July 2013, with 0.4 cm.

Are there tropical nights in Reserva?

Yes: Reserva has on average 3 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Reserva?

In Reserva, between 1940 and 2025, the highest apparent temperature reached 39.5 °C on 28 February 2003, and the lowest was -9.1 °C on 18 July 1975.

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