Diobahika climate — normals and trends

Q: What is the climate of Diobahika?

Diobahika has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 22.1 °C and it receives 1,280 mm of precipitation per year.

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

The hottest day measured in Diobahika between 1940 and 2025 was 25 September 1997, reaching 35.8 °C.

Q: What is the coldest day in Diobahika?

The coldest day measured in Diobahika between 1940 and 2025 was 11 June 1943, at 11.3 °C.

Q: Does it snow in Diobahika?

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

Q: Has the climate of Diobahika warmed?

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

Q: What is the wettest day in Diobahika?

The wettest day measured in Diobahika between 1940 and 2025 was 3 November 2023, with 97 mm of rain in 24 hours.

Q: What was the windiest day in Diobahika?

The windiest day measured in Diobahika between 1940 and 2025 was 12 May 2007, with winds reaching 21.7 km/h.

Q: What is the warmest month in Diobahika?

The warmest month in Diobahika is September (23.6 °C on average); the coldest is December (21.2 °C).

Q: How much does it rain in Diobahika?

Diobahika receives on average 1,280 mm of precipitation per year, spread over about 169 rainy days.

Q: Is it sunny in Diobahika?

Diobahika gets on average 10.4 hours of sunshine per day, roughly 3,796 hours per year over 1940-2025.

Diobahika (Tanzania) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 22.1 °C and it receives 1,280 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 (23.6 °C on average) and the coldest is December (21.2 °C). Rainfall peaks in April.

Diobahika averages 0 frost days, 60 hot days (≥ 30 °C) and 169 rainy days per year.

Diobahika 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 35.8 °C (on 25 September 1997) and the coldest 11.3 °C (on 11 June 1943).

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

DiobahikaGeita

coords: -3.34°, 31.52°
period: 1940–2025 · 86 yrs

AwTropical savannaWarmest monthSeptemberColdest monthDecemberWettest monthAprilDriest monthJuly

Mean daily temperature

22.1°C

Average daily high

27.9°C

Average daily low

17.5°C

Annual rainfall

1,280mm

Sunshine / day

10.4h

Mean relative humidity

69%

Average peak wind

10.7km/h

Seasonal range

2.4°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

60 d/yr

Rainy days (≥ 1 mm)

169 d/yr

Annual snowfall

0.0 cm

Average feels-like high

30.0 °C

Average feels-like low

18.3 °C

Average peak gust

28.4 km/h

Tropical nights (≥ 20 °C)

12 d/yr

Solar radiation

19.7 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+1.7 °C

since 1940

+0.2 °C per decade · r² = 0.67 · 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

35.8 °C

25 September 1997

Coldest day

11.3 °C

11 June 1943

Wettest day

97 mm

3 November 2023

Windiest day

21.7 km/h

12 May 2007

Strongest gust

54.4 km/h

23 October 2018

Hottest feels-like

37.6 °C

30 March 2012

Coldest feels-like

8.7 °C

27 July 1943

Sunniest day

12.0 h

8 November 2021

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days
2025	33.9 °C6 March 2025	13.3 °C16 June 2025	23.1 °C	917 mm	89
2024	35.0 °C16 September 2024	13.6 °C26 June 2024	23.7 °C	1,133 mm	164
2023	34.6 °C27 August 2023	12.8 °C5 July 2023	23.2 °C	1,410 mm	114
2022	33.5 °C14 October 2022	13.4 °C5 July 2022	22.9 °C	871 mm	98
2021	34.1 °C29 August 2021	14.2 °C27 June 2021	22.9 °C	839 mm	86
2020	33.9 °C17 August 2020	15.3 °C18 July 2020	23.1 °C	1,170 mm	109
2019	32.7 °C19 September 2019	13.8 °C28 July 2019	23.1 °C	1,141 mm	104
2018	33.8 °C7 October 2018	13.9 °C12 June 2018	22.6 °C	1,230 mm	82
2017	33.3 °C21 July 2017	15.1 °C11 July 2017	23.2 °C	970 mm	112
2016	34.1 °C22 August 2016	13.0 °C1 July 2016	23.2 °C	962 mm	135
2015	34.4 °C23 September 2015	13.1 °C13 July 2015	23.1 °C	1,015 mm	118
2014	32.6 °C23 August 2014	14.1 °C5 July 2014	22.7 °C	1,019 mm	65
2013	33.2 °C29 August 2013	13.2 °C15 July 2013	22.5 °C	1,207 mm	80
2012	33.1 °C6 August 2012	13.6 °C29 June 2012	22.3 °C	1,215 mm	70
2011	32.5 °C24 August 2011	12.7 °C7 July 2011	22.4 °C	1,194 mm	60
2010	33.3 °C20 August 2010	14.7 °C28 July 2010	23.0 °C	1,266 mm	109
2009	33.9 °C14 September 2009	13.5 °C7 July 2009	22.7 °C	1,070 mm	95
2008	33.7 °C28 September 2008	12.7 °C9 July 2008	22.3 °C	905 mm	57
2007	33.3 °C28 August 2007	11.8 °C20 June 2007	22.6 °C	852 mm	63
2006	34.0 °C9 February 2006	12.5 °C16 June 2006	22.5 °C	1,273 mm	79
2005	34.6 °C9 October 2005	14.5 °C29 January 2005	23.0 °C	872 mm	97
2004	33.1 °C9 October 2004	12.8 °C14 June 2004	22.6 °C	1,019 mm	73
2003	32.8 °C11 October 2003	13.7 °C10 July 2003	22.6 °C	772 mm	76
2002	34.4 °C1 October 2002	14.7 °C15 June 2002	22.3 °C	1,125 mm	91
2001	32.1 °C24 August 2001	14.5 °C14 June 2001	22.0 °C	976 mm	40
2000	34.0 °C5 September 2000	14.3 °C25 July 2000	22.6 °C	650 mm	94
1999	33.4 °C25 October 1999	14.8 °C24 June 1999	22.2 °C	908 mm	63
1998	32.6 °C14 September 1998	13.7 °C1 July 1998	22.8 °C	1,124 mm	83
1997	35.8 °C25 September 1997	13.9 °C21 May 1997	22.5 °C	1,395 mm	81
1996	31.9 °C3 August 1996	13.7 °C27 July 1996	22.2 °C	1,022 mm	43
1995	32.7 °C19 September 1995	14.6 °C15 June 1995	22.4 °C	1,023 mm	55
1994	32.4 °C25 September 1994	13.9 °C3 June 1994	22.2 °C	1,296 mm	44
1993	33.3 °C27 September 1993	14.4 °C27 July 1993	22.5 °C	963 mm	62
1992	32.7 °C6 September 1992	13.6 °C19 July 1992	22.3 °C	1,074 mm	51
1991	32.8 °C24 September 1991	13.4 °C21 July 1991	22.1 °C	1,256 mm	48
1990	32.3 °C20 August 1990	13.5 °C10 July 1990	22.4 °C	1,408 mm	57
1989	30.9 °C25 August 1989	12.7 °C2 July 1989	21.8 °C	1,406 mm	22
1988	32.7 °C16 September 1988	13.0 °C7 July 1988	22.4 °C	1,302 mm	41
1987	33.9 °C4 September 1987	15.0 °C5 July 1987	22.8 °C	1,336 mm	94
1986	33.0 °C10 September 1986	12.5 °C9 July 1986	22.0 °C	1,764 mm	69
1985	33.2 °C8 October 1985	13.5 °C8 June 1985	22.0 °C	1,546 mm	42
1984	33.2 °C26 September 1984	14.6 °C9 June 1984	22.0 °C	1,293 mm	29
1983	32.9 °C15 September 1983	15.6 °C30 November 1983	22.5 °C	1,276 mm	55
1982	32.4 °C8 September 1982	14.2 °C20 July 1982	22.1 °C	1,329 mm	49
1981	33.2 °C24 September 1981	14.4 °C22 June 1981	22.0 °C	1,416 mm	32
1980	32.5 °C4 September 1980	14.2 °C27 June 1980	22.0 °C	1,281 mm	45
1979	33.7 °C2 October 1979	14.1 °C13 July 1979	22.0 °C	1,444 mm	69
1978	33.2 °C3 September 1978	12.6 °C20 July 1978	21.7 °C	1,645 mm	42
1977	33.5 °C15 September 1977	13.1 °C23 June 1977	21.9 °C	1,677 mm	59
1976	33.5 °C28 September 1976	13.7 °C26 June 1976	21.5 °C	1,475 mm	30
1975	31.7 °C7 November 1975	12.4 °C5 August 1975	21.3 °C	1,435 mm	13
1974	33.1 °C27 September 1974	13.5 °C21 June 1974	21.2 °C	1,384 mm	43
1973	33.8 °C29 August 1973	12.5 °C4 July 1973	21.7 °C	1,399 mm	41
1972	33.2 °C22 September 1972	12.7 °C29 June 1972	21.2 °C	1,854 mm	35
1971	31.6 °C9 October 1971	11.8 °C10 June 1971	21.2 °C	1,418 mm	26
1970	33.9 °C27 September 1970	12.9 °C20 June 1970	21.8 °C	1,422 mm	61
1969	32.6 °C31 August 1969	12.2 °C23 June 1969	21.9 °C	1,324 mm	51
1968	32.5 °C5 October 1968	12.7 °C16 July 1968	21.5 °C	1,800 mm	53
1967	32.3 °C5 September 1967	13.8 °C12 July 1967	21.6 °C	1,302 mm	32
1966	32.9 °C15 August 1966	14.0 °C27 July 1966	21.7 °C	1,337 mm	51
1965	33.3 °C11 October 1965	12.3 °C13 June 1965	21.7 °C	1,438 mm	69
1964	31.3 °C25 September 1964	13.4 °C9 December 1964	21.3 °C	1,576 mm	11
1963	33.8 °C13 September 1963	13.9 °C16 June 1963	21.5 °C	1,686 mm	51
1962	31.2 °C2 October 1962	13.3 °C27 June 1962	21.0 °C	1,675 mm	7
1961	31.5 °C3 August 1961	12.7 °C16 June 1961	21.7 °C	1,799 mm	21
1960	32.0 °C8 October 1960	12.0 °C31 July 1960	22.0 °C	1,587 mm	42
1959	31.4 °C7 September 1959	12.8 °C6 June 1959	22.1 °C	1,627 mm	33
1958	33.2 °C9 September 1958	12.6 °C24 July 1958	22.3 °C	1,432 mm	62
1957	33.5 °C24 September 1957	12.8 °C28 June 1957	21.9 °C	1,744 mm	62
1956	31.7 °C16 October 1956	12.0 °C14 July 1956	21.1 °C	1,376 mm	15
1955	31.9 °C28 August 1955	12.7 °C14 June 1955	21.2 °C	1,373 mm	18
1954	32.0 °C2 September 1954	12.5 °C15 June 1954	21.5 °C	1,171 mm	32
1953	32.8 °C7 September 1953	12.6 °C23 July 1953	21.2 °C	2,187 mm	40
1952	31.9 °C27 September 1952	13.4 °C18 July 1952	21.5 °C	1,526 mm	30
1951	32.9 °C7 September 1951	12.9 °C16 June 1951	21.3 °C	1,953 mm	43
1950	31.3 °C12 October 1950	11.8 °C3 June 1950	21.1 °C	1,493 mm	16
1949	33.1 °C22 August 1949	13.3 °C28 July 1949	21.5 °C	1,376 mm	49
1948	31.4 °C3 August 1948	13.1 °C20 July 1948	21.6 °C	1,473 mm	27
1947	33.4 °C25 September 1947	13.4 °C25 July 1947	21.7 °C	1,470 mm	67
1946	32.5 °C25 August 1946	14.0 °C4 August 1946	21.9 °C	956 mm	50
1945	33.2 °C2 September 1945	12.2 °C8 June 1945	21.8 °C	826 mm	62
1944	34.2 °C20 September 1944	12.2 °C12 July 1944	22.2 °C	821 mm	85
1943	33.3 °C12 October 1943	11.3 °C11 June 1943	21.9 °C	736 mm	41
1942	33.5 °C9 October 1942	12.9 °C28 July 1942	21.8 °C	930 mm	77
1941	32.7 °C3 October 1941	13.4 °C9 July 1941	21.8 °C	1,240 mm	69
1940	32.1 °C23 August 1940	13.0 °C30 June 1940	21.2 °C	1,228 mm	33

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

28.7 °C

+0.8 °C

Hot days (≥ 30 °C)

89 d/yr

+29

Frost days (< 0 °C)

0 d/yr

Annual rainfall

917 mm

-363 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	28.2 °C	+1.3 °C	109 mm	-35 mm
Feb	30.3 °C	+2.8 °C	7 mm	-123 mm
Mar	29.4 °C	+2.0 °C	139 mm	-50 mm
Apr	28.2 °C	+1.4 °C	226 mm	+17 mm
May	27.4 °C	+0.2 °C	90 mm	+13 mm
Jun	28.6 °C	+0.3 °C	2 mm	-5 mm
Jul	29.0 °C	0.0 °C	0 mm	-3 mm
Aug	29.4 °C	-0.4 °C	22 mm	+10 mm
Sep	30.9 °C	+1.1 °C	18 mm	-18 mm
Oct	28.3 °C	-0.4 °C	121 mm	+28 mm
Nov	27.9 °C	+1.2 °C	52 mm	-142 mm
Dec	27.0 °C	+0.6 °C	131 mm	-56 mm

The year's extremes

Hottest day

33.9 °C

6 Mar 2025

Coldest day

13.3 °C

16 Jun 2025

Wettest day

43.5 mm

5 May 2025

Windiest day

17.2 km/h

15 Mar 2025

Strongest gust

44.3 km/h

9 Oct 2025

Hottest feels-like

37.1 °C

7 Mar 2025

Coldest feels-like

11.9 °C

31 Jul 2025

Sunniest day

12.0 h

2 Jan 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 Diobahika?

Diobahika has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 22.1 °C and it receives 1,280 mm of precipitation per year.

What is the hottest day ever recorded in Diobahika?

The hottest day measured in Diobahika between 1940 and 2025 was 25 September 1997, reaching 35.8 °C.

What is the coldest day in Diobahika?

The coldest day measured in Diobahika between 1940 and 2025 was 11 June 1943, at 11.3 °C.

Does it snow in Diobahika?

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

Has the climate of Diobahika warmed?

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

What is the wettest day in Diobahika?

The wettest day measured in Diobahika between 1940 and 2025 was 3 November 2023, with 97 mm of rain in 24 hours.

What was the windiest day in Diobahika?

The windiest day measured in Diobahika between 1940 and 2025 was 12 May 2007, with winds reaching 21.7 km/h.

What is the warmest month in Diobahika?

The warmest month in Diobahika is September (23.6 °C on average); the coldest is December (21.2 °C).

How much does it rain in Diobahika?

Diobahika receives on average 1,280 mm of precipitation per year, spread over about 169 rainy days.

Is it sunny in Diobahika?

Diobahika gets on average 10.4 hours of sunshine per day, roughly 3,796 hours per year over 1940-2025.

Are there tropical nights in Diobahika?

Yes: Diobahika has on average 12 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Diobahika?

In Diobahika, between 1940 and 2025, the highest apparent temperature reached 37.6 °C on 30 March 2012, and the lowest was 8.7 °C on 27 July 1943.

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