Tanout climate — normals and trends

Tanout (Niger) has a hot desert climate (BWh) under the Köppen-Geiger classification. Its mean annual temperature is 26.6 °C and it receives 160 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 May (32.5 °C on average) and the coldest is January (18.6 °C). Rainfall peaks in August.

Tanout averages 0 frost days, 272 hot days (≥ 30 °C) and 28 rainy days per year.

Tanout has warmed by +3.0 °C between 1940 and 2025, or +0.35 °C per decade. This trend is statistically significant.

The hottest day of the period reached 44.4 °C (on 29 April 2020) and the coldest 3.7 °C (on 1 January 1941).

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

TanoutZinder Region

coords
14.97°, 8.89°
period
19402025 · 86 yrs
BWhHot desertWarmest monthMayColdest monthJanuaryWettest monthAugustDriest monthFebruary

Mean daily temperature

26.6°C

Average daily high

33.6°C

Average daily low

19.7°C

Annual rainfall

160mm

Sunshine / day

11.4h

Mean relative humidity

31%

Average peak wind

24.3km/h

Seasonal range

13.9°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

272 d/yr

Rainy days (≥ 1 mm)

28 d/yr

Annual snowfall

0.0 cm

Average feels-like high

31.6 °C

Average feels-like low

17.0 °C

Average peak gust

40.5 km/h

Tropical nights (≥ 20 °C)

209 d/yr

Solar radiation

24.1 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+3.0 °C

since 1940

+0.4 °C per decade · r² = 0.75 · p = < 0.001

1940Each stripe is one year, from 1940 (left) to 2025 (right). Blue = colder than the period average, red = warmer.2025

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

44.4 °C

29 April 2020

Coldest day

3.7 °C

1 January 1941

Wettest day

131 mm

3 August 1954

Windiest day

49.2 km/h

4 June 1997

Strongest gust

73.4 km/h

4 June 1997

Hottest feels-like

44.9 °C

28 May 2024

Coldest feels-like

-2.4 °C

1 January 1941

Sunniest day

12.9 h

13 June 1940

YearHottest dayColdest dayAnnual meanRainfallHot daysFrost days
202544.0 °C13 May 202510.4 °C12 January 202528.2 °C95 mm3100
202444.0 °C5 May 20248.7 °C23 December 202427.6 °C299 mm2670
202343.2 °C18 June 20238.0 °C12 January 202328.3 °C97 mm3010
202243.1 °C1 May 20227.2 °C2 February 202227.0 °C118 mm2760
202143.1 °C12 May 20219.4 °C7 February 202128.1 °C50 mm2940
202044.4 °C29 April 20206.9 °C2 January 202027.8 °C133 mm2800
201944.1 °C6 May 20197.5 °C16 January 201927.9 °C167 mm2900
201844.3 °C24 May 20189.0 °C17 January 201827.7 °C180 mm2890
201743.3 °C13 May 20177.5 °C10 January 201727.5 °C132 mm2850
201643.9 °C10 May 20168.6 °C1 February 201628.3 °C201 mm2930
201543.0 °C21 May 20156.9 °C7 January 201527.3 °C89 mm2860
201443.0 °C21 May 20149.2 °C27 December 201428.0 °C193 mm3000
201343.2 °C20 May 20138.0 °C2 January 201328.3 °C120 mm3090
201243.1 °C1 May 20126.9 °C16 January 201227.7 °C101 mm3090
201142.7 °C6 June 20118.1 °C18 December 201127.8 °C96 mm2920
201043.4 °C11 May 20108.7 °C20 January 201028.5 °C171 mm3070
200942.7 °C30 April 20098.3 °C25 January 200928.3 °C65 mm3030
200842.6 °C12 May 20085.9 °C23 January 200826.9 °C106 mm2810
200742.3 °C28 May 20077.5 °C26 December 200727.3 °C127 mm2810
200642.2 °C2 June 20067.7 °C25 December 200627.5 °C106 mm2800
200542.5 °C18 April 20058.3 °C14 January 200527.7 °C103 mm3110
200442.7 °C5 May 20048.0 °C10 January 200427.6 °C50 mm2870
200343.4 °C13 April 20036.2 °C30 January 200327.4 °C134 mm2990
200243.6 °C12 May 20026.8 °C25 December 200227.3 °C102 mm2850
200143.0 °C3 May 20017.6 °C28 January 200127.0 °C82 mm2860
200042.6 °C21 May 20009.1 °C17 December 200026.8 °C98 mm2780
199942.3 °C17 April 19996.6 °C10 January 199927.0 °C204 mm2810
199843.6 °C26 May 19988.0 °C19 January 199827.2 °C238 mm2790
199742.2 °C7 June 19978.3 °C27 January 199727.4 °C81 mm2790
199642.9 °C8 May 19967.7 °C19 December 199627.5 °C37 mm2850
199542.6 °C14 June 19955.6 °C13 January 199527.0 °C134 mm2820
199443.9 °C23 April 19946.9 °C14 January 199426.6 °C196 mm2620
199342.1 °C1 May 19935.8 °C7 January 199327.1 °C64 mm2790
199241.2 °C5 April 19926.7 °C27 December 199226.4 °C97 mm2540
199144.2 °C24 April 19916.4 °C24 December 199126.9 °C151 mm2720
199042.9 °C22 April 19908.4 °C8 February 199027.3 °C98 mm2870
198942.5 °C5 June 19896.7 °C4 January 198926.0 °C111 mm2560
198843.8 °C30 May 19885.3 °C11 January 198826.6 °C261 mm2730
198742.9 °C25 May 19875.5 °C8 January 198727.3 °C81 mm2880
198642.1 °C21 April 19865.9 °C22 December 198627.1 °C70 mm2790
198541.6 °C5 June 19857.6 °C31 December 198526.5 °C117 mm2670
198443.2 °C13 May 19846.4 °C6 January 198427.0 °C66 mm2710
198342.7 °C9 May 19835.4 °C7 January 198326.4 °C70 mm2690
198241.1 °C26 May 19826.0 °C11 February 198226.9 °C60 mm2580
198142.8 °C26 April 19815.2 °C11 January 198126.4 °C71 mm2590
198042.9 °C27 April 19804.8 °C26 December 198027.0 °C97 mm2840
197941.5 °C20 May 19798.7 °C13 December 197926.9 °C118 mm2740
197843.1 °C29 May 19787.4 °C12 January 197826.9 °C230 mm2690
197742.2 °C9 June 19775.8 °C28 December 197725.7 °C214 mm2200
197641.6 °C10 May 19766.6 °C21 January 197626.9 °C122 mm2930
197542.4 °C1 May 19757.3 °C30 January 197526.3 °C167 mm2600
197442.0 °C1 May 19747.8 °C6 December 197426.2 °C178 mm2540
197342.0 °C1 June 19738.3 °C29 January 197327.1 °C166 mm2760
197241.3 °C19 May 19728.9 °C11 January 197227.3 °C78 mm2630
197142.1 °C25 May 19715.9 °C13 January 197126.5 °C150 mm2730
197042.7 °C10 May 19708.2 °C15 December 197026.4 °C135 mm2630
196942.8 °C3 May 19698.4 °C9 January 196927.2 °C222 mm2970
196840.4 °C17 April 19687.5 °C17 January 196826.3 °C172 mm2860
196741.5 °C22 April 19676.8 °C7 January 196726.0 °C306 mm2580
196641.2 °C21 May 19666.8 °C22 December 196626.5 °C114 mm2680
196541.8 °C14 May 19658.3 °C29 December 196526.3 °C116 mm2750
196442.4 °C10 April 19647.0 °C12 January 196426.0 °C232 mm2640
196341.4 °C14 June 19638.3 °C6 January 196326.8 °C245 mm2810
196242.1 °C31 May 19626.9 °C8 February 196226.6 °C209 mm2810
196142.0 °C25 May 19616.0 °C25 December 196125.2 °C134 mm2360
196041.7 °C31 March 19607.0 °C23 January 196026.6 °C51 mm2890
195940.5 °C19 June 19597.0 °C29 December 195925.7 °C143 mm2510
195841.2 °C12 April 19588.9 °C30 January 195826.1 °C377 mm2780
195741.4 °C9 June 19574.9 °C12 January 195725.6 °C263 mm2750
195640.8 °C2 May 19566.0 °C6 January 195624.9 °C424 mm2400
195540.5 °C25 April 19555.6 °C31 December 195525.8 °C140 mm2750
195440.6 °C12 April 19546.9 °C23 January 195425.6 °C446 mm2520
195341.8 °C19 June 19537.0 °C2 February 195325.5 °C223 mm2500
195241.3 °C24 May 19526.3 °C10 February 195225.1 °C278 mm2440
195141.1 °C14 May 19516.2 °C30 December 195126.0 °C185 mm2770
195040.3 °C17 May 19507.3 °C16 January 195024.7 °C423 mm2200
194941.0 °C3 June 19495.1 °C18 January 194925.8 °C48 mm2730
194840.8 °C1 May 19486.7 °C5 January 194824.8 °C213 mm2280
194739.8 °C9 May 19476.3 °C20 January 194724.4 °C565 mm2140
194641.6 °C11 May 19466.5 °C15 December 194625.0 °C159 mm2450
194539.7 °C2 May 19456.0 °C6 January 194524.3 °C197 mm2100
194441.6 °C12 June 19446.0 °C19 February 194424.8 °C376 mm2240
194340.1 °C9 May 19435.8 °C23 December 194324.6 °C241 mm2410
194241.1 °C10 May 19423.9 °C2 February 194225.3 °C169 mm2540
194142.1 °C2 June 19413.7 °C1 January 194126.5 °C11 mm2830
194040.8 °C29 June 19405.2 °C31 December 194025.9 °C16 mm2520

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?

Across the whole year

Average daily high
35.4 °C
+1.8 °C
Hot days (≥ 30 °C)
310 d/yr
+38
Frost days (< 0 °C)
0 d/yr
0
Annual rainfall
95 mm
-65 mm

Month by month

Highvs. normalPrecipitationvs. normal
Jan28.3 °C+2.4 °C0 mm-0 mm
Feb30.9 °C+1.7 °C0 mm0 mm
Mar38.0 °C+4.1 °C0 mm-0 mm
Apr39.1 °C+1.1 °C0 mm-1 mm
May40.9 °C+1.5 °C0 mm-4 mm
Jun39.4 °C+1.0 °C3 mm-6 mm
Jul35.2 °C-0.2 °C43 mm-3 mm
Aug33.9 °C+0.7 °C37 mm-45 mm
Sep36.8 °C+0.6 °C12 mm-5 mm
Oct37.6 °C+1.7 °C0 mm-1 mm
Nov33.1 °C+2.0 °C0 mm0 mm
Dec31.4 °C+4.6 °C0 mm0 mm

The year's extremes

Hottest day
44.0 °C
13 May 2025
Coldest day
10.4 °C
12 Jan 2025
Wettest day
15.4 mm
30 Jul 2025
Windiest day
39.2 km/h
1 May 2025
Strongest gust
59.8 km/h
26 Feb 2025
Hottest feels-like
43.7 °C
15 May 2025
Coldest feels-like
5.7 °C
10 Jan 2025
Sunniest day
12.9 h
14 Jun 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 Tanout?

Tanout has a hot desert climate (Köppen BWh). Over 1940-2025, the average annual temperature is 26.6 °C and it receives 160 mm of precipitation per year.

What is the hottest day ever recorded in Tanout?

The hottest day measured in Tanout between 1940 and 2025 was 29 April 2020, reaching 44.4 °C.

What is the coldest day in Tanout?

The coldest day measured in Tanout between 1940 and 2025 was 1 January 1941, at 3.7 °C.

Does it snow in Tanout?

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

Has the climate of Tanout warmed?

Yes: Tanout warmed by +3.0 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Tanout?

The wettest day measured in Tanout between 1940 and 2025 was 3 August 1954, with 131 mm of rain in 24 hours.

What was the windiest day in Tanout?

The windiest day measured in Tanout between 1940 and 2025 was 4 June 1997, with winds reaching 49.2 km/h.

What is the warmest month in Tanout?

The warmest month in Tanout is May (32.5 °C on average); the coldest is January (18.6 °C).

How much does it rain in Tanout?

Tanout receives on average 160 mm of precipitation per year, spread over about 28 rainy days.

Is it sunny in Tanout?

Tanout gets on average 11.4 hours of sunshine per day, roughly 4,161 hours per year over 1940-2025.

Are there tropical nights in Tanout?

Yes: Tanout has on average 209 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Tanout?

In Tanout, between 1940 and 2025, the highest apparent temperature reached 44.9 °C on 28 May 2024, and the lowest was -2.4 °C on 1 January 1941.

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