Masalani climate — normals and trends

Q: What is the climate of Masalani?

Masalani has a hot semi-arid climate (Köppen BSh). Over 1940-2025, the average annual temperature is 27.3 °C and it receives 508 mm of precipitation per year.

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

The hottest day measured in Masalani between 1940 and 2025 was 27 March 1941, reaching 42.5 °C.

Q: What is the coldest day in Masalani?

The coldest day measured in Masalani between 1940 and 2025 was 18 September 1970, at 17.0 °C.

Q: Does it snow in Masalani?

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

Q: Has the climate of Masalani warmed?

Yes: Masalani warmed by +1.7 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Masalani?

The wettest day measured in Masalani between 1940 and 2025 was 31 October 2009, with 136 mm of rain in 24 hours.

Q: What was the windiest day in Masalani?

The windiest day measured in Masalani between 1940 and 2025 was 20 June 1987, with winds reaching 33.6 km/h.

Q: What is the warmest month in Masalani?

The warmest month in Masalani is March (29.2 °C on average); the coldest is July (25.4 °C).

Q: How much does it rain in Masalani?

Masalani receives on average 508 mm of precipitation per year, spread over about 112 rainy days.

Q: Is it sunny in Masalani?

Masalani gets on average 11.1 hours of sunshine per day, roughly 4,052 hours per year over 1940-2025.

Masalani (Kenya) has a hot semi-arid climate (BSh) under the Köppen-Geiger classification. Its mean annual temperature is 27.3 °C and it receives 508 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 March (29.2 °C on average) and the coldest is July (25.4 °C). Rainfall peaks in November.

Masalani averages 0 frost days, 320 hot days (≥ 30 °C) and 112 rainy days per year.

Masalani has warmed by +1.7 °C between 1940 and 2025, or +0.20 °C per decade. This trend is statistically significant.

The hottest day of the period reached 42.5 °C (on 27 March 1941) and the coldest 17.0 °C (on 18 September 1970).

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

MasalaniTana River County

coords: -1.69°, 40.17°
period: 1940–2025 · 86 yrs

BShHot semi-aridWarmest monthMarchColdest monthJulyWettest monthNovemberDriest monthFebruary

Mean daily temperature

27.3°C

Average daily high

32.7°C

Average daily low

23.5°C

Annual rainfall

508mm

Sunshine / day

11.1h

Mean relative humidity

71%

Average peak wind

19.1km/h

Seasonal range

3.8°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

320 d/yr

Rainy days (≥ 1 mm)

112 d/yr

Annual snowfall

0.0 cm

Average feels-like high

35.5 °C

Average feels-like low

26.8 °C

Average peak gust

40.6 km/h

Tropical nights (≥ 20 °C)

364 d/yr

Solar radiation

20.0 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+1.7 °C

since 1940

+0.2 °C per decade · r² = 0.66 · 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

42.5 °C

27 March 1941

Coldest day

17.0 °C

18 September 1970

Wettest day

136 mm

31 October 2009

Windiest day

33.6 km/h

20 June 1987

Strongest gust

73.4 km/h

8 August 1954

Hottest feels-like

44.9 °C

5 March 2010

Coldest feels-like

18.4 °C

18 September 1970

Sunniest day

12.1 h

13 January 1941

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days
2025	38.3 °C14 March 2025	21.2 °C6 September 2025	28.0 °C	392 mm	348
2024	38.5 °C11 March 2024	20.3 °C6 August 2024	28.5 °C	384 mm	354
2023	37.0 °C19 March 2023	21.8 °C28 January 2023	27.9 °C	676 mm	339
2022	37.4 °C19 February 2022	20.9 °C6 August 2022	27.8 °C	283 mm	327
2021	37.7 °C19 January 2021	20.8 °C10 August 2021	28.1 °C	267 mm	354
2020	37.7 °C25 February 2020	21.4 °C30 August 2020	27.9 °C	700 mm	329
2019	38.5 °C4 March 2019	21.4 °C24 July 2019	28.2 °C	590 mm	343
2018	37.5 °C26 February 2018	20.5 °C25 October 2018	27.6 °C	529 mm	318
2017	38.8 °C3 March 2017	21.8 °C17 September 2017	28.2 °C	339 mm	352
2016	39.1 °C20 March 2016	21.1 °C17 September 2016	28.2 °C	286 mm	347
2015	37.7 °C28 February 2015	22.0 °C23 August 2015	28.2 °C	442 mm	351
2014	38.5 °C13 March 2014	21.5 °C25 January 2014	28.0 °C	393 mm	349
2013	37.9 °C10 March 2013	21.3 °C12 July 2013	27.8 °C	455 mm	332
2012	38.2 °C22 January 2012	20.9 °C23 July 2012	28.1 °C	331 mm	355
2011	37.9 °C30 January 2011	22.3 °C6 February 2011	28.0 °C	433 mm	354
2010	39.2 °C5 March 2010	20.8 °C16 August 2010	27.9 °C	455 mm	346
2009	37.9 °C5 April 2009	21.6 °C16 November 2009	28.0 °C	542 mm	348
2008	37.9 °C14 February 2008	21.0 °C1 September 2008	27.6 °C	405 mm	332
2007	40.2 °C27 February 2007	21.7 °C24 August 2007	27.8 °C	512 mm	340
2006	39.3 °C3 March 2006	21.6 °C31 July 2006	27.7 °C	531 mm	343
2005	38.5 °C1 March 2005	20.8 °C10 July 2005	27.9 °C	314 mm	339
2004	38.1 °C23 March 2004	21.2 °C11 July 2004	27.9 °C	392 mm	341
2003	38.6 °C22 March 2003	20.3 °C13 August 2003	27.9 °C	340 mm	329
2002	37.5 °C21 February 2002	20.8 °C13 July 2002	27.5 °C	499 mm	334
2001	38.6 °C23 March 2001	20.7 °C19 July 2001	27.6 °C	394 mm	338
2000	38.6 °C22 February 2000	20.7 °C21 February 2000	27.2 °C	481 mm	330
1999	37.8 °C22 March 1999	20.0 °C19 July 1999	27.3 °C	481 mm	330
1998	37.3 °C19 March 1998	19.6 °C23 July 1998	27.3 °C	695 mm	313
1997	38.0 °C1 February 1997	20.6 °C5 August 1997	27.1 °C	891 mm	297
1996	37.3 °C28 February 1996	19.6 °C4 August 1996	27.3 °C	473 mm	310
1995	37.9 °C21 March 1995	21.3 °C26 September 1995	27.4 °C	443 mm	322
1994	38.5 °C19 February 1994	20.9 °C26 August 1994	27.3 °C	532 mm	321
1993	37.6 °C3 April 1993	20.5 °C27 July 1993	27.4 °C	367 mm	337
1992	37.9 °C3 March 1992	20.1 °C7 October 1992	27.4 °C	406 mm	340
1991	38.8 °C17 February 1991	20.5 °C5 August 1991	27.4 °C	380 mm	309
1990	38.1 °C27 February 1990	20.2 °C8 July 1990	27.3 °C	464 mm	336
1989	38.6 °C28 February 1989	21.3 °C2 August 1989	27.2 °C	445 mm	336
1988	39.2 °C22 March 1988	19.8 °C4 September 1988	27.6 °C	493 mm	334
1987	38.4 °C14 March 1987	21.1 °C28 June 1987	27.9 °C	280 mm	334
1986	37.7 °C18 March 1986	20.2 °C25 September 1986	27.1 °C	530 mm	311
1985	37.9 °C16 February 1985	20.7 °C12 September 1985	26.9 °C	440 mm	305
1984	38.0 °C27 January 1984	19.9 °C5 September 1984	27.1 °C	479 mm	318
1983	38.4 °C27 March 1983	20.9 °C7 September 1983	27.8 °C	374 mm	334
1982	38.5 °C10 February 1982	21.1 °C28 June 1982	27.3 °C	628 mm	313
1981	38.0 °C8 January 1981	20.1 °C30 June 1981	27.4 °C	539 mm	329
1980	37.7 °C10 March 1980	20.2 °C12 September 1980	27.6 °C	380 mm	335
1979	37.8 °C5 March 1979	19.7 °C25 July 1979	26.6 °C	782 mm	254
1978	36.7 °C13 February 1978	20.6 °C29 August 1978	26.9 °C	687 mm	327
1977	38.5 °C25 February 1977	20.1 °C4 August 1977	27.2 °C	765 mm	334
1976	38.1 °C6 April 1976	20.3 °C5 September 1976	27.3 °C	540 mm	341
1975	39.5 °C20 March 1975	20.6 °C5 September 1975	27.1 °C	436 mm	310
1974	37.8 °C8 February 1974	20.0 °C21 August 1974	27.0 °C	420 mm	340
1973	38.7 °C21 February 1973	19.2 °C17 September 1973	27.3 °C	388 mm	327
1972	37.3 °C12 March 1972	19.9 °C15 August 1972	27.0 °C	588 mm	327
1971	38.7 °C26 January 1971	19.0 °C6 August 1971	26.9 °C	360 mm	299
1970	37.9 °C1 December 1970	17.0 °C18 September 1970	27.0 °C	439 mm	290
1969	37.4 °C8 April 1969	17.9 °C4 September 1969	27.0 °C	432 mm	328
1968	37.5 °C16 February 1968	19.7 °C12 August 1968	26.4 °C	704 mm	271
1967	37.8 °C5 February 1967	20.2 °C18 August 1967	26.7 °C	559 mm	292
1966	39.8 °C15 February 1966	19.7 °C18 August 1966	27.0 °C	495 mm	312
1965	37.7 °C24 March 1965	18.4 °C25 June 1965	26.7 °C	406 mm	285
1964	38.5 °C24 February 1964	19.3 °C31 August 1964	26.7 °C	484 mm	313
1963	38.2 °C19 February 1963	19.8 °C7 September 1963	26.6 °C	556 mm	284
1962	36.8 °C26 March 1962	19.7 °C26 July 1962	26.7 °C	404 mm	330
1961	36.9 °C28 February 1961	20.7 °C6 January 1961	26.9 °C	789 mm	294
1960	37.5 °C11 March 1960	20.2 °C15 October 1960	26.9 °C	543 mm	326
1959	38.6 °C18 March 1959	19.6 °C14 September 1959	27.3 °C	421 mm	323
1958	36.6 °C3 March 1958	20.0 °C22 July 1958	26.9 °C	448 mm	298
1957	37.9 °C7 April 1957	20.9 °C27 September 1957	26.8 °C	658 mm	276
1956	38.2 °C25 February 1956	19.4 °C20 August 1956	26.7 °C	472 mm	326
1955	38.4 °C1 March 1955	19.3 °C14 October 1955	27.0 °C	343 mm	337
1954	37.8 °C2 March 1954	19.8 °C13 January 1954	26.7 °C	360 mm	334
1953	34.8 °C19 February 1953	19.9 °C15 June 1953	25.5 °C	1,239 mm	214
1952	35.5 °C29 March 1952	18.4 °C1 September 1952	25.9 °C	852 mm	263
1951	37.8 °C22 January 1951	19.2 °C24 July 1951	25.9 °C	1,153 mm	221
1950	38.5 °C15 February 1950	19.4 °C14 August 1950	26.4 °C	656 mm	269
1949	37.7 °C6 February 1949	18.9 °C19 August 1949	26.7 °C	512 mm	337
1948	34.0 °C24 March 1948	19.9 °C20 August 1948	25.8 °C	919 mm	238
1947	36.9 °C7 February 1947	18.8 °C10 September 1947	25.7 °C	1,127 mm	193
1946	39.3 °C19 March 1946	19.0 °C19 October 1946	27.3 °C	325 mm	340
1945	39.1 °C18 January 1945	19.7 °C24 August 1945	26.8 °C	461 mm	313
1944	39.2 °C21 February 1944	19.6 °C15 August 1944	27.0 °C	385 mm	332
1943	38.8 °C25 January 1943	19.6 °C21 July 1943	27.1 °C	242 mm	346
1942	37.6 °C30 January 1942	19.0 °C5 October 1942	26.9 °C	369 mm	334
1941	42.5 °C27 March 1941	18.9 °C5 October 1941	27.1 °C	532 mm	324
1940	37.5 °C23 January 1940	20.5 °C5 August 1940	27.3 °C	377 mm	363

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

+0.6 °C

Hot days (≥ 30 °C)

348 d/yr

+28

Frost days (< 0 °C)

0 d/yr

Annual rainfall

392 mm

-116 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	35.5 °C	+0.8 °C	1 mm	-20 mm
Feb	36.1 °C	+0.5 °C	1 mm	-12 mm
Mar	36.0 °C	+0.5 °C	44 mm	-1 mm
Apr	33.5 °C	+0.2 °C	115 mm	+29 mm
May	31.9 °C	+0.7 °C	43 mm	-23 mm
Jun	31.6 °C	+0.9 °C	18 mm	-2 mm
Jul	31.1 °C	+0.9 °C	7 mm	-7 mm
Aug	30.5 °C	-0.1 °C	11 mm	-5 mm
Sep	32.0 °C	+0.4 °C	12 mm	-8 mm
Oct	33.2 °C	+0.6 °C	71 mm	+21 mm
Nov	33.8 °C	+1.1 °C	36 mm	-58 mm
Dec	35.2 °C	+2.0 °C	32 mm	-31 mm

The year's extremes

Hottest day

38.3 °C

14 Mar 2025

Coldest day

21.2 °C

6 Sep 2025

Wettest day

48.6 mm

29 Oct 2025

Windiest day

31.9 km/h

14 Jun 2025

Strongest gust

62.3 km/h

14 Jun 2025

Hottest feels-like

42.3 °C

14 Mar 2025

Coldest feels-like

22.7 °C

5 Aug 2025

Sunniest day

12.0 h

22 Oct 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 Masalani?

Masalani has a hot semi-arid climate (Köppen BSh). Over 1940-2025, the average annual temperature is 27.3 °C and it receives 508 mm of precipitation per year.

What is the hottest day ever recorded in Masalani?

The hottest day measured in Masalani between 1940 and 2025 was 27 March 1941, reaching 42.5 °C.

What is the coldest day in Masalani?

The coldest day measured in Masalani between 1940 and 2025 was 18 September 1970, at 17.0 °C.

Does it snow in Masalani?

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

Has the climate of Masalani warmed?

Yes: Masalani warmed by +1.7 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Masalani?

The wettest day measured in Masalani between 1940 and 2025 was 31 October 2009, with 136 mm of rain in 24 hours.

What was the windiest day in Masalani?

The windiest day measured in Masalani between 1940 and 2025 was 20 June 1987, with winds reaching 33.6 km/h.

What is the warmest month in Masalani?

The warmest month in Masalani is March (29.2 °C on average); the coldest is July (25.4 °C).

How much does it rain in Masalani?

Masalani receives on average 508 mm of precipitation per year, spread over about 112 rainy days.

Is it sunny in Masalani?

Masalani gets on average 11.1 hours of sunshine per day, roughly 4,052 hours per year over 1940-2025.

Are there tropical nights in Masalani?

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

What was the most extreme apparent temperature in Masalani?

In Masalani, between 1940 and 2025, the highest apparent temperature reached 44.9 °C on 5 March 2010, and the lowest was 18.4 °C on 18 September 1970.

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