Guelendeng climate — normals and trends

Q: What is the climate of Guelendeng?

Guelendeng has a hot semi-arid climate (Köppen BSh). Over 1940-2025, the average annual temperature is 28.3 °C and it receives 641 mm of precipitation per year.

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

The hottest day measured in Guelendeng between 1940 and 2025 was 30 March 2024, reaching 46.6 °C.

Q: What is the coldest day in Guelendeng?

The coldest day measured in Guelendeng between 1940 and 2025 was 18 January 1968, at 10.2 °C.

Q: Does it snow in Guelendeng?

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

Q: Has the climate of Guelendeng warmed?

Yes: Guelendeng warmed by +1.4 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Guelendeng?

The wettest day measured in Guelendeng between 1940 and 2025 was 31 August 1969, with 189 mm of rain in 24 hours.

Q: What was the windiest day in Guelendeng?

The windiest day measured in Guelendeng between 1940 and 2025 was 4 May 1989, with winds reaching 33.1 km/h.

Q: What is the warmest month in Guelendeng?

The warmest month in Guelendeng is April (33.4 °C on average); the coldest is January (24.9 °C).

Q: How much does it rain in Guelendeng?

Guelendeng receives on average 641 mm of precipitation per year, spread over about 93 rainy days.

Q: Is it sunny in Guelendeng?

Guelendeng gets on average 10.8 hours of sunshine per day, roughly 3,942 hours per year over 1940-2025.

Guelendeng (Chad) has a hot semi-arid climate (BSh) under the Köppen-Geiger classification. Its mean annual temperature is 28.3 °C and it receives 641 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 April (33.4 °C on average) and the coldest is January (24.9 °C). Rainfall peaks in August.

Guelendeng averages 0 frost days, 325 hot days (≥ 30 °C) and 93 rainy days per year.

Guelendeng has warmed by +1.4 °C between 1940 and 2025, or +0.17 °C per decade. This trend is statistically significant.

The hottest day of the period reached 46.6 °C (on 30 March 2024) and the coldest 10.2 °C (on 18 January 1968).

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

GuelendengMayo-Kebbi Est Region

coords: 10.92°, 15.55°
period: 1940–2025 · 86 yrs

BShHot semi-aridWarmest monthAprilColdest monthJanuaryWettest monthAugustDriest monthJanuary

Mean daily temperature

28.3°C

Average daily high

35.1°C

Average daily low

22.3°C

Annual rainfall

641mm

Sunshine / day

10.8h

Mean relative humidity

45%

Average peak wind

14.6km/h

Seasonal range

8.5°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

325 d/yr

Rainy days (≥ 1 mm)

93 d/yr

Annual snowfall

0.0 cm

Average feels-like high

36.6 °C

Average feels-like low

22.3 °C

Average peak gust

30.9 km/h

Tropical nights (≥ 20 °C)

272 d/yr

Solar radiation

22.1 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+1.4 °C

since 1940

+0.2 °C per decade · r² = 0.37 · 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

46.6 °C

30 March 2024

Coldest day

10.2 °C

18 January 1968

Wettest day

189 mm

31 August 1969

Windiest day

33.1 km/h

4 May 1989

Strongest gust

61.9 km/h

9 May 1980

Hottest feels-like

48.2 °C

18 April 2024

Coldest feels-like

5.5 °C

12 January 1957

Sunniest day

12.0 h

24 March 1940

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days
2025	45.0 °C24 April 2025	14.0 °C12 January 2025	29.2 °C	474 mm	336
2024	46.6 °C30 March 2024	13.4 °C18 January 2024	29.1 °C	712 mm	340
2023	43.8 °C8 April 2023	15.2 °C14 January 2023	29.3 °C	454 mm	356
2022	45.1 °C6 April 2022	13.7 °C30 December 2022	28.6 °C	558 mm	333
2021	44.8 °C8 April 2021	15.2 °C19 February 2021	29.4 °C	569 mm	347
2020	45.5 °C3 April 2020	14.2 °C3 January 2020	29.0 °C	559 mm	339
2019	44.7 °C22 March 2019	15.3 °C27 December 2019	28.8 °C	886 mm	346
2018	43.5 °C27 April 2018	12.5 °C4 January 2018	29.1 °C	644 mm	343
2017	44.4 °C9 April 2017	14.5 °C11 January 2017	29.1 °C	565 mm	347
2016	45.5 °C1 March 2016	12.7 °C31 January 2016	29.2 °C	608 mm	347
2015	44.8 °C1 May 2015	10.4 °C13 January 2015	29.2 °C	466 mm	340
2014	43.8 °C24 March 2014	14.1 °C27 December 2014	28.9 °C	574 mm	343
2013	44.4 °C5 March 2013	12.2 °C19 December 2013	29.4 °C	462 mm	333
2012	44.6 °C3 April 2012	12.8 °C27 December 2012	28.7 °C	644 mm	338
2011	43.9 °C18 April 2011	11.9 °C13 January 2011	28.9 °C	580 mm	342
2010	46.3 °C19 April 2010	13.5 °C30 December 2010	29.3 °C	617 mm	333
2009	43.6 °C7 March 2009	13.8 °C27 December 2009	29.3 °C	494 mm	353
2008	43.3 °C18 April 2008	12.0 °C26 January 2008	28.2 °C	635 mm	329
2007	44.5 °C23 March 2007	12.5 °C15 January 2007	28.8 °C	486 mm	324
2006	43.7 °C22 April 2006	12.3 °C30 December 2006	29.1 °C	384 mm	343
2005	44.4 °C9 March 2005	13.0 °C8 January 2005	29.1 °C	615 mm	326
2004	44.2 °C31 March 2004	14.4 °C5 February 2004	28.6 °C	593 mm	337
2003	44.7 °C8 April 2003	12.5 °C4 January 2003	28.5 °C	621 mm	337
2002	43.7 °C11 May 2002	10.2 °C13 January 2002	28.6 °C	475 mm	332
2001	42.7 °C14 April 2001	12.7 °C6 January 2001	28.1 °C	547 mm	326
2000	42.8 °C8 April 2000	13.1 °C31 December 2000	27.8 °C	614 mm	328
1999	43.3 °C16 April 1999	11.6 °C10 January 1999	28.2 °C	825 mm	316
1998	45.2 °C3 April 1998	13.0 °C15 January 1998	29.0 °C	899 mm	333
1997	42.6 °C23 March 1997	14.9 °C23 January 1997	28.3 °C	587 mm	348
1996	43.3 °C12 March 1996	13.5 °C21 December 1996	28.6 °C	680 mm	345
1995	44.2 °C17 March 1995	13.3 °C25 January 1995	28.5 °C	649 mm	337
1994	43.9 °C25 April 1994	13.1 °C15 January 1994	28.4 °C	802 mm	318
1993	43.1 °C3 March 1993	11.7 °C7 January 1993	28.5 °C	460 mm	334
1992	44.0 °C28 March 1992	11.0 °C5 January 1992	27.9 °C	537 mm	317
1991	43.1 °C29 March 1991	13.4 °C17 December 1991	28.4 °C	625 mm	332
1990	43.7 °C13 April 1990	15.2 °C2 January 1990	29.2 °C	442 mm	354
1989	42.3 °C27 April 1989	11.1 °C21 January 1989	27.1 °C	584 mm	297
1988	45.7 °C29 April 1988	14.9 °C29 December 1988	28.1 °C	926 mm	310
1987	44.0 °C17 May 1987	15.1 °C18 December 1987	29.0 °C	506 mm	350
1986	44.1 °C15 April 1986	12.9 °C8 December 1986	28.5 °C	724 mm	326
1985	43.7 °C12 March 1985	14.8 °C29 December 1985	28.1 °C	834 mm	310
1984	42.8 °C4 April 1984	13.8 °C17 January 1984	29.0 °C	443 mm	352
1983	43.9 °C30 April 1983	12.3 °C25 January 1983	28.4 °C	501 mm	323
1982	43.3 °C7 April 1982	11.8 °C9 February 1982	28.0 °C	579 mm	333
1981	43.8 °C16 April 1981	14.5 °C12 January 1981	27.7 °C	825 mm	327
1980	44.2 °C22 March 1980	12.6 °C27 December 1980	28.2 °C	730 mm	326
1979	43.5 °C16 April 1979	14.1 °C17 January 1979	27.9 °C	701 mm	330
1978	42.8 °C5 April 1978	10.6 °C12 January 1978	27.8 °C	734 mm	322
1977	44.6 °C21 April 1977	11.5 °C27 December 1977	27.9 °C	689 mm	329
1976	42.6 °C13 April 1976	12.8 °C2 January 1976	27.8 °C	640 mm	334
1975	42.6 °C4 April 1975	11.6 °C17 January 1975	27.5 °C	772 mm	307
1974	42.6 °C16 April 1974	12.1 °C30 December 1974	27.6 °C	826 mm	301
1973	44.3 °C19 April 1973	14.8 °C26 December 1973	29.2 °C	542 mm	346
1972	43.0 °C15 March 1972	13.2 °C8 January 1972	28.6 °C	570 mm	343
1971	43.4 °C20 March 1971	11.3 °C25 December 1971	28.3 °C	525 mm	323
1970	44.0 °C6 April 1970	12.4 °C13 December 1970	28.1 °C	682 mm	326
1969	43.9 °C2 May 1969	13.4 °C10 January 1969	28.5 °C	950 mm	339
1968	42.6 °C7 April 1968	10.2 °C18 January 1968	27.8 °C	479 mm	333
1967	44.1 °C16 April 1967	11.4 °C4 January 1967	27.5 °C	675 mm	310
1966	43.6 °C26 March 1966	11.8 °C5 January 1966	28.9 °C	358 mm	346
1965	43.2 °C24 April 1965	12.0 °C4 February 1965	28.6 °C	307 mm	346
1964	44.2 °C11 April 1964	13.2 °C13 January 1964	28.4 °C	425 mm	322
1963	43.0 °C25 March 1963	12.0 °C9 December 1963	28.3 °C	464 mm	348
1962	42.7 °C25 March 1962	12.2 °C7 January 1962	27.9 °C	528 mm	309
1961	42.2 °C17 May 1961	12.6 °C28 December 1961	27.4 °C	702 mm	295
1960	43.5 °C31 March 1960	13.0 °C23 January 1960	28.1 °C	531 mm	326
1959	42.9 °C15 April 1959	12.3 °C29 December 1959	27.9 °C	465 mm	323
1958	42.4 °C30 March 1958	14.0 °C8 January 1958	27.5 °C	870 mm	288
1957	41.8 °C17 April 1957	10.6 °C12 January 1957	26.8 °C	1,138 mm	293
1956	42.6 °C3 May 1956	12.8 °C4 January 1956	27.6 °C	1,047 mm	279
1955	42.4 °C27 April 1955	13.6 °C31 December 1955	27.1 °C	727 mm	283
1954	41.4 °C9 April 1954	12.4 °C15 January 1954	27.3 °C	956 mm	274
1953	43.2 °C27 April 1953	13.3 °C2 February 1953	27.1 °C	1,035 mm	284
1952	42.6 °C20 April 1952	13.8 °C6 January 1952	27.7 °C	826 mm	315
1951	42.3 °C13 March 1951	12.6 °C30 December 1951	27.6 °C	690 mm	335
1950	42.1 °C8 April 1950	15.0 °C17 January 1950	27.5 °C	926 mm	293
1949	43.2 °C29 April 1949	13.1 °C11 February 1949	29.1 °C	323 mm	340
1948	41.6 °C30 April 1948	13.1 °C3 February 1948	27.2 °C	797 mm	293
1947	42.4 °C17 April 1947	14.1 °C20 January 1947	26.9 °C	1,160 mm	254
1946	43.3 °C10 March 1946	12.8 °C14 January 1946	27.3 °C	916 mm	272
1945	42.9 °C29 April 1945	12.2 °C8 February 1945	27.2 °C	670 mm	301
1944	42.8 °C13 April 1944	13.8 °C1 February 1944	27.5 °C	762 mm	294
1943	42.4 °C13 March 1943	15.7 °C31 December 1943	28.7 °C	408 mm	315
1942	42.2 °C17 April 1942	15.3 °C22 February 1942	28.4 °C	589 mm	304
1941	43.9 °C14 April 1941	13.3 °C25 January 1941	29.5 °C	323 mm	362
1940	42.2 °C9 April 1940	15.4 °C9 January 1940	29.0 °C	350 mm	356

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

36.4 °C

+1.3 °C

Hot days (≥ 30 °C)

336 d/yr

+11

Frost days (< 0 °C)

0 d/yr

Annual rainfall

474 mm

-167 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	34.6 °C	+1.0 °C	0 mm	0 mm
Feb	36.8 °C	+0.6 °C	0 mm	0 mm
Mar	41.3 °C	+1.7 °C	0 mm	-1 mm
Apr	41.6 °C	+0.8 °C	0 mm	-7 mm
May	40.7 °C	+1.9 °C	3 mm	-29 mm
Jun	37.4 °C	+1.7 °C	28 mm	-30 mm
Jul	31.7 °C	0.0 °C	207 mm	+45 mm
Aug	29.9 °C	0.0 °C	154 mm	-79 mm
Sep	31.9 °C	+0.7 °C	78 mm	-42 mm
Oct	36.0 °C	+1.4 °C	4 mm	-24 mm
Nov	38.0 °C	+2.3 °C	0 mm	-1 mm
Dec	37.3 °C	+3.4 °C	0 mm	-0 mm

The year's extremes

Hottest day

45.0 °C

24 Apr 2025

Coldest day

14.0 °C

12 Jan 2025

Wettest day

20.9 mm

16 Jul 2025

Windiest day

29.9 km/h

21 Mar 2025

Strongest gust

52.2 km/h

21 Mar 2025

Hottest feels-like

46.8 °C

12 May 2025

Coldest feels-like

10.0 °C

14 Feb 2025

Sunniest day

12.0 h

24 Mar 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 Guelendeng?

Guelendeng has a hot semi-arid climate (Köppen BSh). Over 1940-2025, the average annual temperature is 28.3 °C and it receives 641 mm of precipitation per year.

What is the hottest day ever recorded in Guelendeng?

The hottest day measured in Guelendeng between 1940 and 2025 was 30 March 2024, reaching 46.6 °C.

What is the coldest day in Guelendeng?

The coldest day measured in Guelendeng between 1940 and 2025 was 18 January 1968, at 10.2 °C.

Does it snow in Guelendeng?

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

Has the climate of Guelendeng warmed?

Yes: Guelendeng warmed by +1.4 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Guelendeng?

The wettest day measured in Guelendeng between 1940 and 2025 was 31 August 1969, with 189 mm of rain in 24 hours.

What was the windiest day in Guelendeng?

The windiest day measured in Guelendeng between 1940 and 2025 was 4 May 1989, with winds reaching 33.1 km/h.

What is the warmest month in Guelendeng?

The warmest month in Guelendeng is April (33.4 °C on average); the coldest is January (24.9 °C).

How much does it rain in Guelendeng?

Guelendeng receives on average 641 mm of precipitation per year, spread over about 93 rainy days.

Is it sunny in Guelendeng?

Guelendeng gets on average 10.8 hours of sunshine per day, roughly 3,942 hours per year over 1940-2025.

Are there tropical nights in Guelendeng?

Yes: Guelendeng has on average 272 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Guelendeng?

In Guelendeng, between 1940 and 2025, the highest apparent temperature reached 48.2 °C on 18 April 2024, and the lowest was 5.5 °C on 12 January 1957.

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