Usevya climate — normals and trends
Usevya (Tanzania) has a hot semi-arid climate (BSh) under the Köppen-Geiger classification. Its mean annual temperature is 23.6 °C and it receives 611 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 October (26.4 °C on average) and the coldest is July (21.9 °C). Rainfall peaks in December.
Usevya averages 0 frost days, 124 hot days (≥ 30 °C) and 113 rainy days per year.
Usevya has warmed by +2.1 °C between 1940 and 2025, or +0.25 °C per decade. This trend is statistically significant.
The hottest day of the period reached 37.4 °C (on 14 October 2023) and the coldest 11.1 °C (on 24 July 1958).
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
UsevyaKatavi
- coords
- -7.10°, 31.23°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
23.6°C
Average daily high
29.1°C
Average daily low
19.1°C
Annual rainfall
611mm
Sunshine / day
10.9h
Mean relative humidity
60%
Average peak wind
13.1km/h
Seasonal range
4.5°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
124 d/yr
Rainy days (≥ 1 mm)
113 d/yr
Annual snowfall
0.0 cm
Average feels-like high
30.5 °C
Average feels-like low
19.8 °C
Average peak gust
34.7 km/h
Tropical nights (≥ 20 °C)
121 d/yr
Solar radiation
20.6 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.1 °C
since 1940
+0.3 °C per decade · r² = 0.65 · 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
37.4 °C
14 October 2023
Coldest day
11.1 °C
24 July 1958
Wettest day
131 mm
15 November 1961
Windiest day
25.4 km/h
17 September 2002
Strongest gust
64.4 km/h
12 May 1983
Hottest feels-like
39.8 °C
24 February 2005
Coldest feels-like
8.9 °C
11 July 1957
Sunniest day
12.3 h
15 November 2014
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 | 28.7 °C | +1.2 °C | 147 mm | +33 mm |
| Feb | 31.3 °C | +3.2 °C | 34 mm | -64 mm |
| Mar | 30.5 °C | +2.4 °C | 113 mm | +9 mm |
| Apr | 30.0 °C | +2.2 °C | 51 mm | -7 mm |
| May | 30.8 °C | +2.0 °C | 8 mm | 0 mm |
| Jun | 30.6 °C | +2.0 °C | 0 mm | 0 mm |
| Jul | 29.7 °C | +1.4 °C | 0 mm | 0 mm |
| Aug | 31.0 °C | +1.3 °C | 0 mm | 0 mm |
| Sep | 33.6 °C | +2.0 °C | 0 mm | -1 mm |
| Oct | 34.1 °C | +1.7 °C | 10 mm | -5 mm |
| Nov | 31.9 °C | +1.9 °C | 61 mm | -24 mm |
| Dec | 30.0 °C | +2.2 °C | 132 mm | +2 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 Usevya?
Usevya has a hot semi-arid climate (Köppen BSh). Over 1940-2025, the average annual temperature is 23.6 °C and it receives 611 mm of precipitation per year.
What is the hottest day ever recorded in Usevya?
The hottest day measured in Usevya between 1940 and 2025 was 14 October 2023, reaching 37.4 °C.
What is the coldest day in Usevya?
The coldest day measured in Usevya between 1940 and 2025 was 24 July 1958, at 11.1 °C.
Does it snow in Usevya?
Almost never: Usevya sees virtually no snow, with about 0 frost days per year.
Has the climate of Usevya warmed?
Yes: Usevya warmed by +2.1 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Usevya?
The wettest day measured in Usevya between 1940 and 2025 was 15 November 1961, with 131 mm of rain in 24 hours.
What was the windiest day in Usevya?
The windiest day measured in Usevya between 1940 and 2025 was 17 September 2002, with winds reaching 25.4 km/h.
What is the warmest month in Usevya?
The warmest month in Usevya is October (26.4 °C on average); the coldest is July (21.9 °C).
How much does it rain in Usevya?
Usevya receives on average 611 mm of precipitation per year, spread over about 113 rainy days.
Is it sunny in Usevya?
Usevya gets on average 10.9 hours of sunshine per day, roughly 3,979 hours per year over 1940-2025.
Are there tropical nights in Usevya?
Yes: Usevya has on average 121 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Usevya?
In Usevya, between 1940 and 2025, the highest apparent temperature reached 39.8 °C on 24 February 2005, and the lowest was 8.9 °C on 11 July 1957.
Compare Usevya with another city
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Nearby cities
The climate around Usevya