Matoury climate — normals and trends

Q: What is the climate of Matoury?

Matoury has a tropical rainforest climate (Köppen Af). Over 1940-2025, the average annual temperature is 25.6 °C and it receives 2,910 mm of precipitation per year.

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

The hottest day measured in Matoury between 1940 and 2025 was 1 October 2024, reaching 34.5 °C.

Q: What is the coldest day in Matoury?

The coldest day measured in Matoury between 1940 and 2025 was 25 January 1955, at 19.7 °C.

Q: Does it snow in Matoury?

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

Q: Has the climate of Matoury warmed?

Yes: Matoury warmed by +1.5 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Matoury?

The wettest day measured in Matoury between 1940 and 2025 was 27 May 2021, with 200 mm of rain in 24 hours.

Q: What was the windiest day in Matoury?

The windiest day measured in Matoury between 1940 and 2025 was 14 February 2021, with winds reaching 25.4 km/h.

Q: What is the warmest month in Matoury?

The warmest month in Matoury is October (26.6 °C on average); the coldest is January (24.9 °C).

Q: How much does it rain in Matoury?

Matoury receives on average 2,910 mm of precipitation per year, spread over about 298 rainy days.

Q: Is it sunny in Matoury?

Matoury gets on average 9.9 hours of sunshine per day, roughly 3,614 hours per year over 1940-2025.

Matoury (French Guiana) has a tropical rainforest climate (Af) under the Köppen-Geiger classification. Its mean annual temperature is 25.6 °C and it receives 2,910 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 (26.6 °C on average) and the coldest is January (24.9 °C). Rainfall peaks in May.

Matoury averages 0 frost days, 89 hot days (≥ 30 °C) and 298 rainy days per year.

Matoury has warmed by +1.5 °C between 1940 and 2025, or +0.18 °C per decade. This trend is statistically significant.

The hottest day of the period reached 34.5 °C (on 1 October 2024) and the coldest 19.7 °C (on 25 January 1955).

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

MatouryGuyane

coords: 4.85°, -52.32°
period: 1940–2025 · 86 yrs

AfTropical rainforestWarmest monthOctoberColdest monthJanuaryWettest monthMayDriest monthSeptember

Mean daily temperature

25.6°C

Average daily high

28.8°C

Average daily low

23.3°C

Annual rainfall

2,910mm

Sunshine / day

9.9h

Mean relative humidity

86%

Average peak wind

14.3km/h

Seasonal range

1.7°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

89 d/yr

Rainy days (≥ 1 mm)

298 d/yr

Annual snowfall

0.0 cm

Average feels-like high

33.7 °C

Average feels-like low

27.1 °C

Average peak gust

32.3 km/h

Tropical nights (≥ 20 °C)

364 d/yr

Solar radiation

17.4 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+1.5 °C

since 1940

+0.2 °C per decade · r² = 0.76 · 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

34.5 °C

1 October 2024

Coldest day

19.7 °C

25 January 1955

Wettest day

200 mm

27 May 2021

Windiest day

25.4 km/h

14 February 2021

Strongest gust

51.8 km/h

29 December 2015

Hottest feels-like

41.8 °C

30 October 2024

Coldest feels-like

21.7 °C

25 January 1955

Sunniest day

12.2 h

1 July 1989

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days
2025	33.2 °C3 October 2025	22.4 °C6 December 2025	26.5 °C	3,228 mm	168
2024	34.5 °C1 October 2024	23.2 °C30 January 2024	27.0 °C	2,665 mm	216
2023	33.9 °C15 October 2023	22.2 °C25 January 2023	26.6 °C	3,577 mm	186
2022	33.2 °C2 October 2022	22.4 °C28 January 2022	26.0 °C	4,236 mm	130
2021	32.9 °C27 September 2021	22.6 °C19 February 2021	26.1 °C	4,155 mm	123
2020	33.2 °C26 September 2020	21.1 °C23 January 2020	26.5 °C	3,378 mm	137
2019	32.9 °C15 September 2019	22.4 °C27 January 2019	26.4 °C	2,165 mm	130
2018	32.9 °C20 September 2018	21.8 °C14 August 2018	26.0 °C	3,200 mm	108
2017	32.9 °C4 September 2017	22.5 °C10 January 2017	26.2 °C	3,076 mm	136
2016	33.0 °C22 October 2016	21.9 °C23 January 2016	26.5 °C	2,595 mm	177
2015	33.9 °C22 October 2015	21.9 °C7 February 2015	26.2 °C	2,719 mm	140
2014	32.9 °C16 September 2014	21.7 °C29 August 2014	26.1 °C	2,266 mm	131
2013	32.2 °C27 September 2013	22.2 °C11 October 2013	26.1 °C	3,045 mm	134
2012	33.2 °C28 October 2012	21.5 °C18 February 2012	26.1 °C	2,801 mm	166
2011	32.6 °C17 August 2011	20.9 °C28 February 2011	26.1 °C	2,457 mm	153
2010	33.5 °C24 October 2010	22.2 °C2 January 2010	26.6 °C	2,952 mm	191
2009	33.4 °C30 August 2009	20.9 °C25 July 2009	26.3 °C	1,960 mm	171
2008	32.6 °C8 October 2008	21.2 °C17 March 2008	26.0 °C	2,623 mm	141
2007	31.9 °C22 September 2007	21.8 °C19 February 2007	25.9 °C	2,930 mm	108
2006	32.7 °C5 October 2006	21.9 °C13 February 2006	25.9 °C	3,171 mm	107
2005	33.1 °C1 October 2005	21.0 °C29 September 2005	26.3 °C	2,583 mm	162
2004	32.3 °C23 September 2004	21.8 °C26 January 2004	26.0 °C	2,402 mm	148
2003	33.0 °C13 October 2003	21.8 °C17 March 2003	26.1 °C	2,020 mm	128
2002	32.0 °C29 October 2002	21.8 °C19 September 2002	25.8 °C	2,757 mm	89
2001	31.9 °C6 October 2001	22.0 °C15 April 2001	25.7 °C	2,196 mm	98
2000	31.4 °C11 October 2000	21.5 °C28 July 2000	25.5 °C	3,126 mm	87
1999	32.7 °C21 October 1999	21.8 °C18 March 1999	25.8 °C	2,560 mm	119
1998	32.6 °C20 September 1998	21.8 °C21 November 1998	26.4 °C	2,142 mm	153
1997	33.9 °C18 October 1997	21.2 °C11 September 1997	25.9 °C	2,589 mm	125
1996	31.9 °C5 September 1996	21.1 °C18 February 1996	25.8 °C	2,886 mm	90
1995	32.0 °C5 September 1995	21.4 °C4 February 1995	26.0 °C	1,986 mm	132
1994	31.5 °C17 August 1994	21.4 °C29 June 1994	25.6 °C	2,440 mm	85
1993	31.3 °C6 October 1993	21.6 °C4 September 1993	25.6 °C	2,603 mm	84
1992	31.6 °C12 October 1992	21.3 °C30 January 1992	25.6 °C	2,173 mm	81
1991	31.2 °C10 October 1991	21.4 °C15 October 1991	25.6 °C	2,102 mm	66
1990	33.0 °C26 September 1990	21.1 °C16 February 1990	25.7 °C	2,985 mm	110
1989	32.5 °C19 September 1989	21.5 °C11 September 1989	25.5 °C	2,670 mm	88
1988	32.3 °C24 October 1988	21.9 °C8 October 1988	25.8 °C	2,507 mm	109
1987	32.9 °C16 September 1987	21.2 °C9 March 1987	26.1 °C	2,300 mm	141
1986	31.7 °C13 October 1986	21.5 °C4 March 1986	25.5 °C	2,767 mm	72
1985	31.6 °C19 September 1985	20.7 °C30 January 1985	25.3 °C	2,460 mm	67
1984	31.3 °C29 August 1984	21.3 °C15 March 1984	25.3 °C	3,114 mm	43
1983	31.5 °C28 August 1983	20.8 °C9 February 1983	25.8 °C	2,474 mm	86
1982	31.3 °C11 November 1982	20.8 °C12 September 1982	25.4 °C	2,766 mm	61
1981	31.5 °C6 August 1981	21.5 °C15 March 1981	25.6 °C	3,164 mm	85
1980	31.8 °C5 September 1980	21.5 °C23 February 1980	25.5 °C	3,046 mm	70
1979	32.3 °C27 August 1979	21.8 °C26 February 1979	25.5 °C	2,979 mm	90
1978	31.1 °C6 November 1978	20.4 °C18 January 1978	25.3 °C	2,742 mm	34
1977	31.3 °C2 October 1977	21.3 °C22 January 1977	25.3 °C	2,860 mm	55
1976	32.3 °C19 October 1976	20.4 °C11 February 1976	25.0 °C	3,137 mm	70
1975	31.6 °C6 October 1975	20.8 °C21 July 1975	25.0 °C	3,101 mm	43
1974	31.5 °C1 October 1974	21.5 °C23 August 1974	25.1 °C	2,950 mm	53
1973	32.1 °C30 August 1973	21.2 °C21 August 1973	25.4 °C	2,908 mm	50
1972	32.8 °C18 October 1972	21.5 °C30 July 1972	25.2 °C	3,063 mm	66
1971	31.6 °C16 August 1971	19.9 °C9 September 1971	24.9 °C	3,191 mm	60
1970	31.6 °C19 October 1970	22.2 °C30 September 1970	25.5 °C	3,970 mm	81
1969	32.5 °C27 September 1969	22.2 °C7 July 1969	25.7 °C	3,619 mm	81
1968	31.8 °C21 September 1968	20.9 °C6 July 1968	25.2 °C	3,047 mm	49
1967	31.9 °C24 September 1967	21.2 °C10 February 1967	25.2 °C	3,074 mm	70
1966	32.4 °C29 October 1966	21.7 °C12 January 1966	25.6 °C	2,060 mm	88
1965	30.3 °C14 September 1965	21.4 °C24 March 1965	25.1 °C	2,528 mm	10
1964	30.3 °C16 September 1964	21.1 °C22 January 1964	25.2 °C	2,535 mm	9
1963	30.9 °C15 September 1963	21.3 °C12 January 1963	25.2 °C	3,481 mm	26
1962	30.7 °C18 October 1962	21.6 °C26 February 1962	25.2 °C	3,010 mm	9
1961	29.8 °C2 September 1961	20.6 °C17 December 1961	25.0 °C	3,758 mm	0
1960	30.9 °C30 October 1960	21.6 °C6 January 1960	25.0 °C	3,211 mm	31
1959	31.5 °C9 October 1959	21.6 °C18 August 1959	25.0 °C	2,974 mm	38
1958	31.4 °C15 August 1958	21.5 °C8 November 1958	25.7 °C	2,609 mm	66
1957	32.0 °C30 September 1957	21.3 °C31 July 1957	25.3 °C	2,730 mm	88
1956	30.5 °C4 November 1956	21.2 °C20 July 1956	24.8 °C	3,793 mm	17
1955	32.2 °C22 September 1955	19.7 °C25 January 1955	25.0 °C	3,467 mm	70
1954	31.9 °C11 October 1954	21.7 °C13 July 1954	25.0 °C	3,698 mm	63
1953	33.4 °C7 October 1953	21.8 °C30 June 1953	25.3 °C	3,617 mm	85
1952	32.2 °C26 September 1952	21.0 °C11 September 1952	25.4 °C	2,412 mm	56
1951	32.5 °C16 September 1951	21.4 °C30 January 1951	25.3 °C	3,159 mm	85
1950	33.3 °C20 October 1950	20.9 °C27 September 1950	25.1 °C	2,979 mm	66
1949	30.4 °C13 October 1949	21.5 °C23 June 1949	24.8 °C	3,751 mm	4
1948	31.2 °C11 September 1948	21.5 °C15 July 1948	25.0 °C	3,478 mm	22
1947	32.1 °C4 September 1947	21.9 °C4 September 1947	25.3 °C	2,599 mm	60
1946	30.9 °C25 October 1946	21.3 °C2 March 1946	24.9 °C	3,431 mm	29
1945	33.1 °C13 October 1945	21.3 °C3 July 1945	25.3 °C	2,822 mm	93
1944	31.8 °C22 October 1944	21.5 °C2 September 1944	25.3 °C	2,626 mm	73
1943	31.1 °C19 September 1943	21.2 °C27 June 1943	24.5 °C	3,884 mm	46
1942	31.7 °C20 October 1942	20.3 °C28 December 1942	24.8 °C	3,614 mm	58
1941	32.2 °C18 September 1941	21.5 °C12 September 1941	25.2 °C	2,874 mm	74
1940	32.0 °C8 November 1940	21.2 °C13 February 1940	25.2 °C	2,553 mm	71

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

29.8 °C

+1.0 °C

Hot days (≥ 30 °C)

168 d/yr

+79

Frost days (< 0 °C)

0 d/yr

Annual rainfall

3228 mm

+318 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	28.9 °C	+1.2 °C	320 mm	+25 mm
Feb	28.6 °C	+0.9 °C	282 mm	+47 mm
Mar	28.9 °C	+0.8 °C	256 mm	+36 mm
Apr	29.7 °C	+1.4 °C	233 mm	-52 mm
May	28.9 °C	+0.8 °C	657 mm	+226 mm
Jun	29.2 °C	+1.0 °C	419 mm	+36 mm
Jul	30.2 °C	+1.4 °C	251 mm	-20 mm
Aug	30.7 °C	+0.8 °C	193 mm	+46 mm
Sep	32.0 °C	+1.4 °C	48 mm	-35 mm
Oct	31.4 °C	+0.8 °C	111 mm	+16 mm
Nov	30.3 °C	+0.7 °C	149 mm	-29 mm
Dec	29.0 °C	+0.7 °C	310 mm	+21 mm

The year's extremes

Hottest day

33.2 °C

3 Oct 2025

Coldest day

22.4 °C

6 Dec 2025

Wettest day

78.1 mm

23 Jan 2025

Windiest day

22.2 km/h

4 Jan 2025

Strongest gust

45.4 km/h

25 Mar 2025

Hottest feels-like

39.5 °C

21 Sep 2025

Coldest feels-like

24.9 °C

16 Jan 2025

Sunniest day

12.1 h

8 Jul 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 Matoury?

Matoury has a tropical rainforest climate (Köppen Af). Over 1940-2025, the average annual temperature is 25.6 °C and it receives 2,910 mm of precipitation per year.

What is the hottest day ever recorded in Matoury?

The hottest day measured in Matoury between 1940 and 2025 was 1 October 2024, reaching 34.5 °C.

What is the coldest day in Matoury?

The coldest day measured in Matoury between 1940 and 2025 was 25 January 1955, at 19.7 °C.

Does it snow in Matoury?

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

Has the climate of Matoury warmed?

Yes: Matoury warmed by +1.5 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Matoury?

The wettest day measured in Matoury between 1940 and 2025 was 27 May 2021, with 200 mm of rain in 24 hours.

What was the windiest day in Matoury?

The windiest day measured in Matoury between 1940 and 2025 was 14 February 2021, with winds reaching 25.4 km/h.

What is the warmest month in Matoury?

The warmest month in Matoury is October (26.6 °C on average); the coldest is January (24.9 °C).

How much does it rain in Matoury?

Matoury receives on average 2,910 mm of precipitation per year, spread over about 298 rainy days.

Is it sunny in Matoury?

Matoury gets on average 9.9 hours of sunshine per day, roughly 3,614 hours per year over 1940-2025.

Are there tropical nights in Matoury?

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

What was the most extreme apparent temperature in Matoury?

In Matoury, between 1940 and 2025, the highest apparent temperature reached 41.8 °C on 30 October 2024, and the lowest was 21.7 °C on 25 January 1955.

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