Vargem Grande climate — normals and trends

Q: What is the climate of Vargem Grande?

Vargem Grande has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 27.6 °C and it receives 1,437 mm of precipitation per year.

Q: What is the hottest day ever recorded in Vargem Grande?

The hottest day measured in Vargem Grande between 1940 and 2025 was 9 December 1993, reaching 40.1 °C.

Q: What is the coldest day in Vargem Grande?

The coldest day measured in Vargem Grande between 1940 and 2025 was 22 August 2022, at 18.8 °C.

Q: Does it snow in Vargem Grande?

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

Q: Has the climate of Vargem Grande warmed?

Yes: Vargem Grande warmed by +0.8 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Vargem Grande?

The wettest day measured in Vargem Grande between 1940 and 2025 was 25 January 1992, with 257 mm of rain in 24 hours.

Q: What was the windiest day in Vargem Grande?

The windiest day measured in Vargem Grande between 1940 and 2025 was 17 July 1947, with winds reaching 27.0 km/h.

Q: What is the warmest month in Vargem Grande?

The warmest month in Vargem Grande is October (29.5 °C on average); the coldest is March (26.0 °C).

Q: How much does it rain in Vargem Grande?

Vargem Grande receives on average 1,437 mm of precipitation per year, spread over about 160 rainy days.

Q: Is it sunny in Vargem Grande?

Vargem Grande gets on average 10.7 hours of sunshine per day, roughly 3,905 hours per year over 1940-2025.

Vargem Grande (Brazil) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 27.6 °C and it receives 1,437 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 (29.5 °C on average) and the coldest is March (26.0 °C). Rainfall peaks in March.

Vargem Grande averages 0 frost days, 309 hot days (≥ 30 °C) and 160 rainy days per year.

Vargem Grande has warmed by +0.8 °C between 1940 and 2025, or +0.10 °C per decade. This trend is statistically significant.

The hottest day of the period reached 40.1 °C (on 9 December 1993) and the coldest 18.8 °C (on 22 August 2022).

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

Vargem GrandeMaranhão

coords: -3.54°, -43.92°
period: 1940–2025 · 86 yrs

AwTropical savannaWarmest monthOctoberColdest monthMarchWettest monthMarchDriest monthSeptember

Mean daily temperature

27.6°C

Average daily high

32.6°C

Average daily low

23.7°C

Annual rainfall

1,437mm

Sunshine / day

10.7h

Mean relative humidity

74%

Average peak wind

13.9km/h

Seasonal range

3.5°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

309 d/yr

Rainy days (≥ 1 mm)

160 d/yr

Annual snowfall

0.0 cm

Average feels-like high

36.6 °C

Average feels-like low

27.6 °C

Average peak gust

33.4 km/h

Tropical nights (≥ 20 °C)

364 d/yr

Solar radiation

19.1 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+0.8 °C

since 1940

+0.1 °C per decade · r² = 0.19 · 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

9 December 1993

Coldest day

18.8 °C

22 August 2022

Wettest day

257 mm

25 January 1992

Windiest day

27.0 km/h

17 July 1947

Strongest gust

58.7 km/h

16 December 2001

Hottest feels-like

43.3 °C

4 October 2009

Coldest feels-like

19.6 °C

4 July 1974

Sunniest day

12.0 h

2 January 1940

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days
2025	37.8 °C14 October 2025	20.4 °C14 July 2025	28.2 °C	1,133 mm	346
2024	37.7 °C17 December 2024	19.5 °C3 August 2024	28.2 °C	1,119 mm	344
2023	37.6 °C24 November 2023	20.9 °C22 July 2023	27.9 °C	1,198 mm	331
2022	37.7 °C31 October 2022	18.8 °C22 August 2022	27.5 °C	1,634 mm	322
2021	36.8 °C20 December 2021	19.6 °C3 August 2021	27.7 °C	1,315 mm	335
2020	38.0 °C15 October 2020	19.2 °C8 August 2020	27.8 °C	1,754 mm	342
2019	37.5 °C28 October 2019	21.4 °C19 July 2019	28.0 °C	1,778 mm	343
2018	38.2 °C21 November 2018	21.2 °C21 July 2018	27.7 °C	1,599 mm	333
2017	39.1 °C4 December 2017	20.6 °C16 July 2017	28.4 °C	1,210 mm	339
2016	38.8 °C25 November 2016	20.6 °C2 August 2016	28.6 °C	1,056 mm	354
2015	39.5 °C2 December 2015	21.0 °C15 July 2015	28.4 °C	1,039 mm	347
2014	38.5 °C27 October 2014	21.6 °C14 July 2014	28.1 °C	1,259 mm	342
2013	38.7 °C9 November 2013	21.7 °C11 July 2013	28.6 °C	1,312 mm	360
2012	39.7 °C24 October 2012	21.4 °C30 July 2012	28.8 °C	1,020 mm	358
2011	39.0 °C25 September 2011	21.2 °C29 July 2011	28.0 °C	1,936 mm	333
2010	39.0 °C12 November 2010	19.9 °C27 June 2010	28.7 °C	1,215 mm	354
2009	38.5 °C19 December 2009	21.1 °C27 July 2009	27.9 °C	2,052 mm	329
2008	38.5 °C22 November 2008	20.2 °C23 June 2008	27.9 °C	1,716 mm	326
2007	39.8 °C21 January 2007	20.8 °C22 June 2007	28.4 °C	1,189 mm	346
2006	38.4 °C8 October 2006	20.8 °C7 August 2006	28.1 °C	1,257 mm	331
2005	39.6 °C20 November 2005	21.3 °C15 July 2005	28.4 °C	1,123 mm	349
2004	38.6 °C18 November 2004	20.9 °C24 July 2004	27.9 °C	1,468 mm	337
2003	37.9 °C15 November 2003	20.7 °C16 July 2003	27.7 °C	1,401 mm	337
2002	37.7 °C22 October 2002	21.1 °C20 June 2002	27.8 °C	1,412 mm	328
2001	39.2 °C21 December 2001	19.7 °C3 August 2001	27.4 °C	1,518 mm	311
2000	38.3 °C7 November 2000	20.6 °C13 February 2000	27.1 °C	1,467 mm	309
1999	39.5 °C10 November 1999	20.7 °C10 July 1999	27.3 °C	1,760 mm	320
1998	38.0 °C27 October 1998	22.3 °C25 July 1998	28.2 °C	1,199 mm	349
1997	38.5 °C6 October 1997	19.8 °C10 July 1997	27.7 °C	1,280 mm	331
1996	37.7 °C11 November 1996	20.7 °C3 July 1996	27.4 °C	1,824 mm	316
1995	38.4 °C14 November 1995	20.6 °C14 July 1995	27.4 °C	1,601 mm	316
1994	37.3 °C1 December 1994	20.2 °C2 July 1994	27.3 °C	1,842 mm	309
1993	40.1 °C9 December 1993	20.9 °C18 July 1993	28.2 °C	1,105 mm	341
1992	38.2 °C5 January 1992	20.7 °C22 July 1992	28.1 °C	1,126 mm	335
1991	37.9 °C23 December 1991	20.8 °C30 July 1991	27.6 °C	1,384 mm	323
1990	37.7 °C4 December 1990	20.6 °C8 August 1990	27.7 °C	973 mm	342
1989	36.8 °C2 November 1989	21.5 °C29 March 1989	27.1 °C	1,793 mm	302
1988	38.7 °C22 November 1988	20.0 °C3 August 1988	27.4 °C	1,781 mm	314
1987	38.7 °C28 November 1987	22.1 °C5 May 1987	28.1 °C	1,005 mm	338
1986	37.9 °C18 December 1986	20.9 °C17 June 1986	27.1 °C	1,757 mm	292
1985	37.7 °C22 October 1985	21.1 °C14 June 1985	26.7 °C	2,475 mm	252
1984	38.6 °C17 December 1984	20.3 °C27 July 1984	27.2 °C	1,704 mm	301
1983	37.8 °C17 November 1983	22.4 °C26 July 1983	28.5 °C	816 mm	350
1982	38.2 °C20 December 1982	21.2 °C10 March 1982	27.5 °C	1,248 mm	322
1981	38.7 °C12 December 1981	20.0 °C28 July 1981	27.8 °C	1,139 mm	333
1980	38.3 °C27 November 1980	21.6 °C19 January 1980	27.5 °C	1,954 mm	323
1979	38.3 °C6 December 1979	20.1 °C23 June 1979	27.3 °C	1,444 mm	332
1978	36.0 °C25 November 1978	20.2 °C2 August 1978	27.0 °C	1,801 mm	307
1977	38.3 °C22 November 1977	20.8 °C13 July 1977	27.0 °C	2,166 mm	292
1976	36.7 °C23 September 1976	19.4 °C20 July 1976	26.8 °C	1,694 mm	299
1975	36.5 °C14 October 1975	19.2 °C27 July 1975	26.6 °C	1,707 mm	269
1974	36.5 °C25 October 1974	19.5 °C12 June 1974	26.2 °C	2,157 mm	242
1973	36.6 °C16 November 1973	20.6 °C2 August 1973	26.8 °C	2,088 mm	306
1972	37.4 °C16 November 1972	21.1 °C16 June 1972	27.0 °C	1,554 mm	320
1971	36.4 °C2 November 1971	19.9 °C11 July 1971	26.6 °C	1,824 mm	261
1970	36.4 °C8 January 1970	20.3 °C19 July 1970	27.2 °C	1,490 mm	321
1969	37.0 °C6 October 1969	21.0 °C29 July 1969	27.4 °C	1,008 mm	323
1968	36.9 °C16 October 1968	20.1 °C4 July 1968	26.8 °C	1,403 mm	268
1967	37.4 °C4 December 1967	20.6 °C28 June 1967	26.8 °C	1,814 mm	276
1966	38.4 °C25 October 1966	21.2 °C10 June 1966	27.3 °C	1,533 mm	263
1965	38.9 °C15 November 1965	21.1 °C7 July 1965	27.5 °C	1,063 mm	269
1964	38.7 °C9 November 1964	21.0 °C4 January 1964	27.0 °C	1,451 mm	224
1963	38.0 °C17 October 1963	20.5 °C17 June 1963	27.3 °C	1,346 mm	257
1962	38.7 °C3 October 1962	20.5 °C20 June 1962	27.2 °C	1,281 mm	278
1961	38.7 °C2 November 1961	21.0 °C7 February 1961	27.2 °C	1,617 mm	244
1960	38.6 °C20 October 1960	21.1 °C11 February 1960	27.4 °C	1,712 mm	265
1959	38.0 °C12 October 1959	21.2 °C22 June 1959	27.4 °C	1,804 mm	266
1958	38.7 °C3 November 1958	21.6 °C4 March 1958	28.4 °C	931 mm	345
1957	38.8 °C31 October 1957	21.0 °C15 June 1957	27.5 °C	1,405 mm	257
1956	37.9 °C6 November 1956	20.7 °C16 March 1956	27.3 °C	1,213 mm	285
1955	38.5 °C9 October 1955	20.8 °C9 February 1955	27.2 °C	1,381 mm	271
1954	37.9 °C18 October 1954	21.4 °C27 May 1954	27.2 °C	1,226 mm	291
1953	39.1 °C3 November 1953	21.3 °C17 January 1953	27.4 °C	1,191 mm	279
1952	38.2 °C20 October 1952	21.4 °C30 June 1952	27.3 °C	1,532 mm	273
1951	38.4 °C4 December 1951	21.4 °C8 April 1951	28.0 °C	908 mm	318
1950	39.3 °C29 November 1950	21.4 °C27 May 1950	27.5 °C	1,343 mm	257
1949	38.6 °C7 November 1949	21.3 °C30 May 1949	27.3 °C	1,567 mm	251
1948	38.6 °C6 November 1948	21.5 °C6 February 1948	27.6 °C	1,288 mm	289
1947	38.9 °C7 October 1947	21.7 °C31 March 1947	27.3 °C	1,579 mm	287
1946	39.7 °C12 December 1946	21.5 °C14 April 1946	28.1 °C	835 mm	323
1945	38.4 °C10 November 1945	20.9 °C12 June 1945	27.4 °C	1,152 mm	289
1944	39.3 °C3 November 1944	21.2 °C22 February 1944	27.6 °C	1,653 mm	261
1943	38.3 °C24 October 1943	21.0 °C18 April 1943	27.0 °C	1,343 mm	256
1942	39.4 °C20 November 1942	21.3 °C9 July 1942	28.3 °C	855 mm	347
1941	39.5 °C18 October 1941	22.0 °C15 June 1941	28.4 °C	733 mm	332
1940	37.8 °C25 October 1940	20.9 °C16 February 1940	27.2 °C	1,526 mm	254

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

33.3 °C

+0.7 °C

Hot days (≥ 30 °C)

346 d/yr

+37

Frost days (< 0 °C)

0 d/yr

Annual rainfall

1134 mm

-304 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	32.3 °C	+0.6 °C	225 mm	+20 mm
Feb	31.3 °C	+0.5 °C	289 mm	+37 mm
Mar	31.1 °C	+0.7 °C	323 mm	+7 mm
Apr	31.6 °C	+1.2 °C	131 mm	-157 mm
May	31.5 °C	+0.8 °C	76 mm	-88 mm
Jun	31.8 °C	+0.8 °C	14 mm	-38 mm
Jul	33.1 °C	+0.9 °C	13 mm	-12 mm
Aug	34.3 °C	+0.3 °C	2 mm	-6 mm
Sep	35.9 °C	+0.7 °C	0 mm	-6 mm
Oct	36.4 °C	+0.7 °C	4 mm	-7 mm
Nov	35.9 °C	+0.5 °C	2 mm	-23 mm
Dec	34.2 °C	+0.2 °C	53 mm	-31 mm

The year's extremes

Hottest day

37.8 °C

14 Oct 2025

Coldest day

20.4 °C

14 Jul 2025

Wettest day

41.8 mm

28 Feb 2025

Windiest day

22.3 km/h

1 Sep 2025

Strongest gust

50.8 km/h

29 Nov 2025

Hottest feels-like

41.4 °C

11 Sep 2025

Coldest feels-like

23.2 °C

14 Jul 2025

Sunniest day

12.0 h

1 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 Vargem Grande?

Vargem Grande has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 27.6 °C and it receives 1,437 mm of precipitation per year.

What is the hottest day ever recorded in Vargem Grande?

The hottest day measured in Vargem Grande between 1940 and 2025 was 9 December 1993, reaching 40.1 °C.

What is the coldest day in Vargem Grande?

The coldest day measured in Vargem Grande between 1940 and 2025 was 22 August 2022, at 18.8 °C.

Does it snow in Vargem Grande?

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

Has the climate of Vargem Grande warmed?

Yes: Vargem Grande warmed by +0.8 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Vargem Grande?

The wettest day measured in Vargem Grande between 1940 and 2025 was 25 January 1992, with 257 mm of rain in 24 hours.

What was the windiest day in Vargem Grande?

The windiest day measured in Vargem Grande between 1940 and 2025 was 17 July 1947, with winds reaching 27.0 km/h.

What is the warmest month in Vargem Grande?

The warmest month in Vargem Grande is October (29.5 °C on average); the coldest is March (26.0 °C).

How much does it rain in Vargem Grande?

Vargem Grande receives on average 1,437 mm of precipitation per year, spread over about 160 rainy days.

Is it sunny in Vargem Grande?

Vargem Grande gets on average 10.7 hours of sunshine per day, roughly 3,905 hours per year over 1940-2025.

Are there tropical nights in Vargem Grande?

Yes: Vargem Grande has on average 364 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Vargem Grande?

In Vargem Grande, between 1940 and 2025, the highest apparent temperature reached 43.3 °C on 4 October 2009, and the lowest was 19.6 °C on 4 July 1974.

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