Nzega climate — normals and trends
Nzega (Tanzania) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 23.1 °C and it receives 862 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 (25.4 °C on average) and the coldest is January (22.1 °C). Rainfall peaks in December.
Nzega averages 0 frost days, 103 hot days (≥ 30 °C) and 118 rainy days per year.
Nzega has warmed by +1.6 °C between 1940 and 2025, or +0.19 °C per decade. This trend is statistically significant.
The hottest day of the period reached 35.8 °C (on 11 February 2006) and the coldest 12.9 °C (on 4 July 1973).
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
NzegaTabora
- coords
- -4.22°, 33.18°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
23.1°C
Average daily high
28.6°C
Average daily low
18.4°C
Annual rainfall
862mm
Sunshine / day
11.2h
Mean relative humidity
59%
Average peak wind
14.4km/h
Seasonal range
3.3°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
103 d/yr
Rainy days (≥ 1 mm)
118 d/yr
Annual snowfall
0.0 cm
Average feels-like high
30.1 °C
Average feels-like low
18.2 °C
Average peak gust
33.0 km/h
Tropical nights (≥ 20 °C)
46 d/yr
Solar radiation
22.4 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.6 °C
since 1940
+0.2 °C per decade · r² = 0.48 · 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
35.8 °C
11 February 2006
Coldest day
12.9 °C
4 July 1973
Wettest day
97 mm
2 November 1982
Windiest day
29.9 km/h
19 July 1953
Strongest gust
62.3 km/h
6 May 2014
Hottest feels-like
37.7 °C
15 October 2023
Coldest feels-like
9.0 °C
11 July 1944
Sunniest day
12.2 h
30 November 2025
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 | 28.4 °C | +1.2 °C | 74 mm | -56 mm |
| Feb | 30.3 °C | +2.6 °C | 58 mm | -60 mm |
| Mar | 29.0 °C | +1.2 °C | 186 mm | +36 mm |
| Apr | 28.6 °C | +1.2 °C | 86 mm | -36 mm |
| May | 28.9 °C | +0.9 °C | 17 mm | -7 mm |
| Jun | 28.8 °C | +0.3 °C | 1 mm | -1 mm |
| Jul | 28.3 °C | -0.1 °C | 0 mm | -0 mm |
| Aug | 29.1 °C | -0.4 °C | 1 mm | -0 mm |
| Sep | 31.7 °C | +0.7 °C | 0 mm | -5 mm |
| Oct | 31.5 °C | +0.1 °C | 35 mm | +9 mm |
| Nov | 31.9 °C | +2.8 °C | 25 mm | -95 mm |
| Dec | 28.9 °C | +1.5 °C | 140 mm | -22 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 Nzega?
Nzega has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 23.1 °C and it receives 862 mm of precipitation per year.
What is the hottest day ever recorded in Nzega?
The hottest day measured in Nzega between 1940 and 2025 was 11 February 2006, reaching 35.8 °C.
What is the coldest day in Nzega?
The coldest day measured in Nzega between 1940 and 2025 was 4 July 1973, at 12.9 °C.
Does it snow in Nzega?
Almost never: Nzega sees virtually no snow, with about 0 frost days per year.
Has the climate of Nzega warmed?
Yes: Nzega warmed by +1.6 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Nzega?
The wettest day measured in Nzega between 1940 and 2025 was 2 November 1982, with 97 mm of rain in 24 hours.
What was the windiest day in Nzega?
The windiest day measured in Nzega between 1940 and 2025 was 19 July 1953, with winds reaching 29.9 km/h.
What is the warmest month in Nzega?
The warmest month in Nzega is October (25.4 °C on average); the coldest is January (22.1 °C).
How much does it rain in Nzega?
Nzega receives on average 862 mm of precipitation per year, spread over about 118 rainy days.
Is it sunny in Nzega?
Nzega gets on average 11.2 hours of sunshine per day, roughly 4,088 hours per year over 1940-2025.
Are there tropical nights in Nzega?
Yes: Nzega has on average 46 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Nzega?
In Nzega, between 1940 and 2025, the highest apparent temperature reached 37.7 °C on 15 October 2023, and the lowest was 9.0 °C on 11 July 1944.
Compare Nzega with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Nzega