Kamachumu climate — normals and trends
Kamachumu (Tanzania) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 20.5 °C and it receives 1,205 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 February (21.0 °C on average) and the coldest is November (20.1 °C). Rainfall peaks in April.
Kamachumu averages 0 frost days, 3 hot days (≥ 30 °C) and 207 rainy days per year.
Kamachumu has warmed by +1.9 °C between 1940 and 2025, or +0.23 °C per decade. This trend is statistically significant.
The hottest day of the period reached 33.3 °C (on 23 February 2005) and the coldest 11.3 °C (on 18 September 1965).
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
KamachumuKagera
- coords
- -1.62°, 31.62°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
20.5°C
Average daily high
25.8°C
Average daily low
16.3°C
Annual rainfall
1,205mm
Sunshine / day
10.4h
Mean relative humidity
83%
Average peak wind
11.4km/h
Seasonal range
0.9°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
3 d/yr
Rainy days (≥ 1 mm)
207 d/yr
Annual snowfall
0.0 cm
Average feels-like high
28.3 °C
Average feels-like low
17.5 °C
Average peak gust
31.1 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
19.2 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.9 °C
since 1940
+0.2 °C per decade · r² = 0.73 · p = < 0.001
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
33.3 °C
23 February 2005
Coldest day
11.3 °C
18 September 1965
Wettest day
74 mm
3 April 2024
Windiest day
22.3 km/h
27 September 1942
Strongest gust
54.7 km/h
23 October 2018
Hottest feels-like
36.2 °C
23 March 2019
Coldest feels-like
10.2 °C
12 July 1944
Sunniest day
12.0 h
3 January 1940
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
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 27.9 °C | +2.0 °C | 56 mm | -41 mm |
| Feb | 29.2 °C | +2.8 °C | 37 mm | -57 mm |
| Mar | 27.9 °C | +1.6 °C | 141 mm | +6 mm |
| Apr | 26.5 °C | +1.0 °C | 157 mm | -5 mm |
| May | 26.3 °C | +0.9 °C | 52 mm | -48 mm |
| Jun | 26.8 °C | +0.9 °C | 27 mm | -7 mm |
| Jul | 26.9 °C | +0.7 °C | 34 mm | +14 mm |
| Aug | 26.5 °C | +0.3 °C | 54 mm | -2 mm |
| Sep | 27.5 °C | +1.6 °C | 64 mm | -32 mm |
| Oct | 26.3 °C | +0.8 °C | 152 mm | +21 mm |
| Nov | 26.3 °C | +1.4 °C | 101 mm | -54 mm |
| Dec | 26.1 °C | +1.0 °C | 72 mm | -54 mm |
The year's extremes
What was the weather like that day?
Your birthday, a wedding, a memorable trip: discover the actual weather for any date since 1940.
Frequently asked questions
What is the climate of Kamachumu?
Kamachumu has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 20.5 °C and it receives 1,205 mm of precipitation per year.
What is the hottest day ever recorded in Kamachumu?
The hottest day measured in Kamachumu between 1940 and 2025 was 23 February 2005, reaching 33.3 °C.
What is the coldest day in Kamachumu?
The coldest day measured in Kamachumu between 1940 and 2025 was 18 September 1965, at 11.3 °C.
Does it snow in Kamachumu?
Almost never: Kamachumu sees virtually no snow, with about 0 frost days per year.
Has the climate of Kamachumu warmed?
Yes: Kamachumu warmed by +1.9 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Kamachumu?
The wettest day measured in Kamachumu between 1940 and 2025 was 3 April 2024, with 74 mm of rain in 24 hours.
What was the windiest day in Kamachumu?
The windiest day measured in Kamachumu between 1940 and 2025 was 27 September 1942, with winds reaching 22.3 km/h.
What is the warmest month in Kamachumu?
The warmest month in Kamachumu is February (21.0 °C on average); the coldest is November (20.1 °C).
How much does it rain in Kamachumu?
Kamachumu receives on average 1,205 mm of precipitation per year, spread over about 207 rainy days.
Is it sunny in Kamachumu?
Kamachumu gets on average 10.4 hours of sunshine per day, roughly 3,796 hours per year over 1940-2025.
Are there tropical nights in Kamachumu?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Kamachumu.
What was the most extreme apparent temperature in Kamachumu?
In Kamachumu, between 1940 and 2025, the highest apparent temperature reached 36.2 °C on 23 March 2019, and the lowest was 10.2 °C on 12 July 1944.
Compare Kamachumu with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Kamachumu