Mtwara climate — normals and trends
Mtwara (Tanzania) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 25.7 °C and it receives 990 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 (26.9 °C on average) and the coldest is August (24.1 °C). Rainfall peaks in January.
Mtwara averages 0 frost days, 2 hot days (≥ 30 °C) and 149 rainy days per year.
Mtwara has warmed by +0.8 °C between 1940 and 2025, or +0.10 °C per decade. This trend is statistically significant.
The hottest day of the period reached 31.5 °C (on 23 April 2019) and the coldest 20.1 °C (on 27 July 1974).
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
MtwaraMtwara
- coords
- -10.27°, 40.18°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
25.7°C
Average daily high
27.0°C
Average daily low
24.5°C
Annual rainfall
990mm
Sunshine / day
11.0h
Mean relative humidity
80%
Average peak wind
23.8km/h
Seasonal range
2.8°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
2 d/yr
Rainy days (≥ 1 mm)
149 d/yr
Annual snowfall
0.0 cm
Average feels-like high
30.3 °C
Average feels-like low
26.7 °C
Average peak gust
33.3 km/h
Tropical nights (≥ 20 °C)
365 d/yr
Solar radiation
20.6 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+0.8 °C
since 1940
+0.1 °C per decade · r² = 0.52 · 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
31.5 °C
23 April 2019
Coldest day
20.1 °C
27 July 1974
Wettest day
256 mm
14 April 1957
Windiest day
61.1 km/h
13 March 1941
Strongest gust
78.1 km/h
13 March 1941
Hottest feels-like
37.9 °C
7 March 2016
Coldest feels-like
15.8 °C
27 July 1974
Sunniest day
12.6 h
27 December 2024
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 | 28.3 °C | +0.8 °C | 128 mm | -78 mm |
| Feb | 28.5 °C | +0.8 °C | 131 mm | -21 mm |
| Mar | 28.7 °C | +0.8 °C | 200 mm | +12 mm |
| Apr | 28.0 °C | +0.1 °C | 216 mm | +62 mm |
| May | 27.7 °C | -0.1 °C | 107 mm | +68 mm |
| Jun | 27.2 °C | +0.1 °C | 12 mm | +2 mm |
| Jul | 26.5 °C | +0.2 °C | 6 mm | -0 mm |
| Aug | 26.3 °C | +0.4 °C | 4 mm | -2 mm |
| Sep | 26.1 °C | +0.5 °C | 12 mm | +2 mm |
| Oct | 26.7 °C | +0.7 °C | 15 mm | -9 mm |
| Nov | 27.2 °C | +0.5 °C | 57 mm | +3 mm |
| Dec | 28.1 °C | +0.8 °C | 151 mm | +9 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 Mtwara?
Mtwara has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 25.7 °C and it receives 990 mm of precipitation per year.
What is the hottest day ever recorded in Mtwara?
The hottest day measured in Mtwara between 1940 and 2025 was 23 April 2019, reaching 31.5 °C.
What is the coldest day in Mtwara?
The coldest day measured in Mtwara between 1940 and 2025 was 27 July 1974, at 20.1 °C.
Does it snow in Mtwara?
Almost never: Mtwara sees virtually no snow, with about 0 frost days per year.
Has the climate of Mtwara warmed?
Yes: Mtwara warmed by +0.8 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Mtwara?
The wettest day measured in Mtwara between 1940 and 2025 was 14 April 1957, with 256 mm of rain in 24 hours.
What was the windiest day in Mtwara?
The windiest day measured in Mtwara between 1940 and 2025 was 13 March 1941, with winds reaching 61.1 km/h.
What is the warmest month in Mtwara?
The warmest month in Mtwara is February (26.9 °C on average); the coldest is August (24.1 °C).
How much does it rain in Mtwara?
Mtwara receives on average 990 mm of precipitation per year, spread over about 149 rainy days.
Is it sunny in Mtwara?
Mtwara gets on average 11.0 hours of sunshine per day, roughly 4,015 hours per year over 1940-2025.
Are there tropical nights in Mtwara?
Yes: Mtwara has on average 365 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Mtwara?
In Mtwara, between 1940 and 2025, the highest apparent temperature reached 37.9 °C on 7 March 2016, and the lowest was 15.8 °C on 27 July 1974.
Compare Mtwara with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Mtwara