Masumbwe climate — normals and trends

Q: What is the climate of Masumbwe?

Masumbwe has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 22.5 °C and it receives 999 mm of precipitation per year.

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

The hottest day measured in Masumbwe between 1940 and 2025 was 25 September 2007, reaching 35.3 °C.

Q: What is the coldest day in Masumbwe?

The coldest day measured in Masumbwe between 1940 and 2025 was 4 June 1950, at 11.6 °C.

Q: Does it snow in Masumbwe?

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

Q: Has the climate of Masumbwe warmed?

Yes: Masumbwe warmed by +1.8 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Masumbwe?

The wettest day measured in Masumbwe between 1940 and 2025 was 12 October 1991, with 68 mm of rain in 24 hours.

Q: What was the windiest day in Masumbwe?

The windiest day measured in Masumbwe between 1940 and 2025 was 12 May 2007, with winds reaching 25.6 km/h.

Q: What is the warmest month in Masumbwe?

The warmest month in Masumbwe is September (24.4 °C on average); the coldest is December (21.5 °C).

Q: How much does it rain in Masumbwe?

Masumbwe receives on average 999 mm of precipitation per year, spread over about 144 rainy days.

Q: Is it sunny in Masumbwe?

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

Masumbwe (Tanzania) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 22.5 °C and it receives 999 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 September (24.4 °C on average) and the coldest is December (21.5 °C). Rainfall peaks in December.

Masumbwe averages 0 frost days, 75 hot days (≥ 30 °C) and 144 rainy days per year.

Masumbwe has warmed by +1.8 °C between 1940 and 2025, or +0.21 °C per decade. This trend is statistically significant.

The hottest day of the period reached 35.3 °C (on 25 September 2007) and the coldest 11.6 °C (on 4 June 1950).

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

MasumbweGeita

coords: -3.63°, 32.18°
period: 1940–2025 · 86 yrs

AwTropical savannaWarmest monthSeptemberColdest monthDecemberWettest monthDecemberDriest monthJuly

Mean daily temperature

22.5°C

Average daily high

28.1°C

Average daily low

18.0°C

Annual rainfall

999mm

Sunshine / day

10.7h

Mean relative humidity

65%

Average peak wind

11.8km/h

Seasonal range

2.9°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

75 d/yr

Rainy days (≥ 1 mm)

144 d/yr

Annual snowfall

0.0 cm

Average feels-like high

30.1 °C

Average feels-like low

18.3 °C

Average peak gust

30.4 km/h

Tropical nights (≥ 20 °C)

32 d/yr

Solar radiation

20.8 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+1.8 °C

since 1940

+0.2 °C per decade · r² = 0.60 · 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

35.3 °C

25 September 2007

Coldest day

11.6 °C

4 June 1950

Wettest day

68 mm

12 October 1991

Windiest day

25.6 km/h

12 May 2007

Strongest gust

57.6 km/h

22 April 1984

Hottest feels-like

37.2 °C

20 February 1973

Coldest feels-like

9.3 °C

8 June 1971

Sunniest day

12.2 h

18 November 1942

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days
2025	34.4 °C1 March 2025	15.1 °C19 August 2025	23.5 °C	657 mm	118
2024	34.3 °C19 September 2024	13.4 °C5 August 2024	23.6 °C	816 mm	142
2023	33.7 °C8 October 2023	14.5 °C20 July 2023	23.3 °C	1,162 mm	108
2022	34.4 °C24 October 2022	15.0 °C6 July 2022	23.5 °C	685 mm	127
2021	33.3 °C10 October 2021	14.6 °C5 July 2021	23.0 °C	690 mm	91
2020	32.6 °C24 October 2020	14.8 °C18 July 2020	23.1 °C	949 mm	84
2019	33.6 °C23 September 2019	14.0 °C29 July 2019	23.6 °C	884 mm	133
2018	33.7 °C7 October 2018	14.1 °C10 June 2018	22.8 °C	895 mm	82
2017	34.4 °C6 October 2017	15.7 °C11 July 2017	23.9 °C	821 mm	169
2016	34.5 °C17 October 2016	13.9 °C6 July 2016	23.6 °C	700 mm	136
2015	34.2 °C8 October 2015	15.3 °C12 June 2015	23.3 °C	789 mm	116
2014	32.6 °C22 August 2014	15.8 °C19 December 2014	23.0 °C	849 mm	87
2013	33.3 °C15 October 2013	13.5 °C9 June 2013	22.8 °C	900 mm	83
2012	33.9 °C5 October 2012	14.0 °C9 July 2012	22.8 °C	960 mm	98
2011	33.3 °C14 September 2011	14.1 °C7 July 2011	23.2 °C	877 mm	123
2010	33.8 °C3 October 2010	16.2 °C25 July 2010	23.5 °C	817 mm	131
2009	34.6 °C2 November 2009	14.9 °C21 July 2009	23.5 °C	757 mm	159
2008	34.5 °C28 September 2008	14.4 °C6 May 2008	22.8 °C	751 mm	88
2007	35.3 °C25 September 2007	13.2 °C20 June 2007	23.4 °C	596 mm	115
2006	34.7 °C9 February 2006	14.9 °C2 June 2006	23.1 °C	1,043 mm	113
2005	34.8 °C5 October 2005	15.3 °C13 February 2005	23.9 °C	533 mm	174
2004	35.0 °C9 October 2004	14.3 °C14 June 2004	23.2 °C	821 mm	103
2003	33.6 °C12 October 2003	15.6 °C10 July 2003	23.4 °C	586 mm	127
2002	34.3 °C1 October 2002	14.9 °C15 June 2002	22.7 °C	819 mm	82
2001	32.8 °C22 October 2001	15.9 °C14 June 2001	22.6 °C	695 mm	70
2000	34.5 °C5 October 2000	15.7 °C29 January 2000	23.1 °C	680 mm	107
1999	34.3 °C25 October 1999	15.7 °C16 March 1999	22.8 °C	666 mm	85
1998	32.6 °C1 October 1998	15.4 °C2 July 1998	23.1 °C	830 mm	80
1997	35.0 °C25 September 1997	14.4 °C21 May 1997	23.0 °C	1,146 mm	107
1996	33.3 °C16 September 1996	16.0 °C10 August 1996	23.0 °C	761 mm	80
1995	32.5 °C25 September 1995	15.4 °C15 June 1995	22.9 °C	768 mm	73
1994	33.1 °C15 September 1994	14.7 °C14 June 1994	22.8 °C	1,018 mm	65
1993	33.8 °C23 October 1993	15.7 °C17 January 1993	23.1 °C	679 mm	78
1992	32.6 °C9 November 1992	14.9 °C5 July 1992	22.6 °C	842 mm	43
1991	33.1 °C7 October 1991	15.0 °C23 July 1991	22.4 °C	1,048 mm	49
1990	32.8 °C7 October 1990	14.5 °C20 July 1990	22.6 °C	1,011 mm	41
1989	32.6 °C4 October 1989	14.5 °C12 June 1989	22.1 °C	1,066 mm	37
1988	32.5 °C16 September 1988	14.8 °C27 December 1988	22.8 °C	1,048 mm	53
1987	33.4 °C3 November 1987	14.7 °C9 June 1987	23.0 °C	1,011 mm	84
1986	33.9 °C6 October 1986	13.3 °C29 June 1986	22.2 °C	1,456 mm	57
1985	32.4 °C20 September 1985	13.9 °C9 June 1985	22.2 °C	1,106 mm	47
1984	33.4 °C26 September 1984	15.4 °C9 January 1984	22.4 °C	1,089 mm	43
1983	33.9 °C15 September 1983	15.5 °C30 November 1983	23.0 °C	954 mm	75
1982	33.0 °C3 September 1982	15.8 °C4 January 1982	22.5 °C	1,043 mm	55
1981	33.7 °C24 September 1981	14.4 °C22 June 1981	22.5 °C	1,043 mm	58
1980	32.8 °C18 September 1980	14.4 °C3 June 1980	22.4 °C	908 mm	50
1979	32.7 °C12 October 1979	15.0 °C24 June 1979	22.1 °C	1,139 mm	60
1978	33.0 °C20 October 1978	14.8 °C20 July 1978	22.0 °C	1,275 mm	51
1977	33.5 °C5 October 1977	13.2 °C10 July 1977	22.2 °C	1,451 mm	57
1976	33.4 °C13 October 1976	13.7 °C29 June 1976	22.1 °C	1,131 mm	59
1975	33.1 °C7 November 1975	12.2 °C28 July 1975	21.7 °C	1,121 mm	24
1974	33.3 °C31 October 1974	14.2 °C21 June 1974	21.6 °C	1,120 mm	51
1973	33.4 °C25 October 1973	12.5 °C3 July 1973	22.1 °C	1,076 mm	47
1972	33.0 °C20 September 1972	12.4 °C29 June 1972	21.5 °C	1,456 mm	47
1971	32.8 °C10 October 1971	11.6 °C8 June 1971	21.7 °C	1,108 mm	45
1970	33.3 °C30 October 1970	14.6 °C20 June 1970	22.0 °C	1,171 mm	53
1969	32.8 °C3 October 1969	14.2 °C18 June 1969	22.3 °C	1,038 mm	55
1968	33.1 °C5 October 1968	14.0 °C12 June 1968	21.7 °C	1,354 mm	50
1967	32.2 °C12 October 1967	13.2 °C16 June 1967	22.0 °C	1,125 mm	45
1966	33.8 °C15 October 1966	14.3 °C28 July 1966	22.3 °C	984 mm	74
1965	33.1 °C11 October 1965	13.8 °C13 June 1965	22.0 °C	1,115 mm	61
1964	32.4 °C25 September 1964	13.0 °C29 June 1964	21.7 °C	1,246 mm	27
1963	33.1 °C20 October 1963	14.7 °C9 June 1963	21.6 °C	1,261 mm	56
1962	31.7 °C2 October 1962	14.5 °C27 May 1962	21.4 °C	1,293 mm	19
1961	32.0 °C24 September 1961	13.4 °C29 May 1961	22.2 °C	1,484 mm	49
1960	32.9 °C10 October 1960	13.8 °C31 July 1960	22.5 °C	1,087 mm	52
1959	31.9 °C29 September 1959	13.3 °C6 June 1959	22.3 °C	1,276 mm	32
1958	33.5 °C30 October 1958	13.1 °C24 July 1958	22.6 °C	1,167 mm	64
1957	32.8 °C21 October 1957	13.9 °C28 June 1957	22.1 °C	1,505 mm	55
1956	32.9 °C15 October 1956	13.6 °C16 July 1956	21.6 °C	1,017 mm	29
1955	32.0 °C7 October 1955	12.8 °C16 August 1955	21.5 °C	1,104 mm	35
1954	32.3 °C15 October 1954	13.5 °C15 June 1954	21.7 °C	961 mm	46
1953	32.2 °C13 October 1953	13.7 °C13 June 1953	21.5 °C	1,805 mm	45
1952	32.7 °C13 October 1952	14.1 °C17 July 1952	21.7 °C	1,285 mm	37
1951	32.8 °C6 September 1951	13.4 °C20 July 1951	21.6 °C	1,477 mm	52
1950	32.2 °C12 October 1950	11.6 °C4 June 1950	21.4 °C	1,255 mm	33
1949	32.2 °C25 October 1949	13.0 °C31 July 1949	21.7 °C	1,049 mm	48
1948	32.1 °C20 September 1948	13.5 °C28 July 1948	22.0 °C	1,187 mm	43
1947	33.1 °C10 October 1947	13.1 °C25 July 1947	22.0 °C	1,156 mm	81
1946	33.2 °C12 March 1946	14.2 °C6 August 1946	22.5 °C	823 mm	98
1945	33.8 °C4 October 1945	14.0 °C8 June 1945	22.3 °C	732 mm	83
1944	33.9 °C14 October 1944	14.7 °C30 December 1944	23.2 °C	677 mm	161
1943	33.4 °C24 October 1943	12.3 °C30 May 1943	22.8 °C	544 mm	101
1942	33.3 °C1 October 1942	14.5 °C30 January 1942	22.3 °C	653 mm	90
1941	33.3 °C20 October 1941	13.6 °C26 December 1941	21.9 °C	959 mm	66
1940	31.8 °C23 August 1940	14.2 °C11 January 1940	21.6 °C	1,058 mm	34

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

29.1 °C

+1.0 °C

Hot days (≥ 30 °C)

118 d/yr

+43

Frost days (< 0 °C)

0 d/yr

Annual rainfall

657 mm

-343 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	27.9 °C	+1.0 °C	94 mm	-35 mm
Feb	30.5 °C	+3.1 °C	18 mm	-99 mm
Mar	29.2 °C	+1.8 °C	160 mm	-0 mm
Apr	28.3 °C	+1.6 °C	136 mm	-19 mm
May	27.9 °C	+0.6 °C	49 mm	+6 mm
Jun	29.0 °C	+0.5 °C	1 mm	-1 mm
Jul	28.9 °C	+0.2 °C	0 mm	-1 mm
Aug	29.4 °C	-0.2 °C	6 mm	+2 mm
Sep	31.4 °C	+0.9 °C	7 mm	-8 mm
Oct	30.0 °C	-0.1 °C	52 mm	+0 mm
Nov	29.2 °C	+1.7 °C	44 mm	-111 mm
Dec	28.2 °C	+1.6 °C	89 mm	-77 mm

The year's extremes

Hottest day

34.4 °C

1 Mar 2025

Coldest day

15.1 °C

19 Aug 2025

Wettest day

29.1 mm

19 Mar 2025

Windiest day

21.5 km/h

20 Sep 2025

Strongest gust

50.0 km/h

20 Sep 2025

Hottest feels-like

36.9 °C

24 Feb 2025

Coldest feels-like

12.3 °C

4 Aug 2025

Sunniest day

12.1 h

2 Nov 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 Masumbwe?

Masumbwe has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 22.5 °C and it receives 999 mm of precipitation per year.

What is the hottest day ever recorded in Masumbwe?

The hottest day measured in Masumbwe between 1940 and 2025 was 25 September 2007, reaching 35.3 °C.

What is the coldest day in Masumbwe?

The coldest day measured in Masumbwe between 1940 and 2025 was 4 June 1950, at 11.6 °C.

Does it snow in Masumbwe?

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

Has the climate of Masumbwe warmed?

Yes: Masumbwe warmed by +1.8 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Masumbwe?

The wettest day measured in Masumbwe between 1940 and 2025 was 12 October 1991, with 68 mm of rain in 24 hours.

What was the windiest day in Masumbwe?

The windiest day measured in Masumbwe between 1940 and 2025 was 12 May 2007, with winds reaching 25.6 km/h.

What is the warmest month in Masumbwe?

The warmest month in Masumbwe is September (24.4 °C on average); the coldest is December (21.5 °C).

How much does it rain in Masumbwe?

Masumbwe receives on average 999 mm of precipitation per year, spread over about 144 rainy days.

Is it sunny in Masumbwe?

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

Are there tropical nights in Masumbwe?

Yes: Masumbwe has on average 32 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Masumbwe?

In Masumbwe, between 1940 and 2025, the highest apparent temperature reached 37.2 °C on 20 February 1973, and the lowest was 9.3 °C on 8 June 1971.

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