Chalinze climate — normals and trends
Chalinze (Tanzania) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 25.0 °C and it receives 1,045 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 (27.0 °C on average) and the coldest is July (22.9 °C). Rainfall peaks in April.
Chalinze averages 0 frost days, 194 hot days (≥ 30 °C) and 179 rainy days per year.
Chalinze has warmed by +1.3 °C between 1940 and 2025, or +0.15 °C per decade. This trend is statistically significant.
The hottest day of the period reached 38.3 °C (on 25 March 1941) and the coldest 13.7 °C (on 19 July 1989).
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
ChalinzePwani
- coords
- -6.64°, 38.35°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
25.0°C
Average daily high
30.4°C
Average daily low
20.9°C
Annual rainfall
1,045mm
Sunshine / day
10.6h
Mean relative humidity
77%
Average peak wind
11.9km/h
Seasonal range
4.1°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
194 d/yr
Rainy days (≥ 1 mm)
179 d/yr
Annual snowfall
0.0 cm
Average feels-like high
33.9 °C
Average feels-like low
24.0 °C
Average peak gust
31.5 km/h
Tropical nights (≥ 20 °C)
237 d/yr
Solar radiation
19.0 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.3 °C
since 1940
+0.2 °C per decade · r² = 0.53 · 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
38.3 °C
25 March 1941
Coldest day
13.7 °C
19 July 1989
Wettest day
135 mm
9 April 1989
Windiest day
27.3 km/h
13 April 1941
Strongest gust
58.7 km/h
13 March 1941
Hottest feels-like
43.9 °C
25 March 1941
Coldest feels-like
12.3 °C
27 July 1975
Sunniest day
12.4 h
16 December 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 | 33.7 °C | +1.4 °C | 76 mm | -25 mm |
| Feb | 34.2 °C | +1.5 °C | 16 mm | -69 mm |
| Mar | 33.1 °C | +1.5 °C | 180 mm | +26 mm |
| Apr | 29.6 °C | +0.3 °C | 306 mm | +98 mm |
| May | 28.8 °C | +0.4 °C | 135 mm | +28 mm |
| Jun | 28.2 °C | -0.2 °C | 58 mm | +33 mm |
| Jul | 28.8 °C | +0.5 °C | 14 mm | -8 mm |
| Aug | 29.3 °C | +0.4 °C | 12 mm | -14 mm |
| Sep | 30.7 °C | +0.6 °C | 23 mm | -7 mm |
| Oct | 31.1 °C | +0.1 °C | 65 mm | -6 mm |
| Nov | 32.5 °C | +1.1 °C | 57 mm | -44 mm |
| Dec | 33.4 °C | +1.6 °C | 81 mm | -33 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 Chalinze?
Chalinze has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 25.0 °C and it receives 1,045 mm of precipitation per year.
What is the hottest day ever recorded in Chalinze?
The hottest day measured in Chalinze between 1940 and 2025 was 25 March 1941, reaching 38.3 °C.
What is the coldest day in Chalinze?
The coldest day measured in Chalinze between 1940 and 2025 was 19 July 1989, at 13.7 °C.
Does it snow in Chalinze?
Almost never: Chalinze sees virtually no snow, with about 0 frost days per year.
Has the climate of Chalinze warmed?
Yes: Chalinze warmed by +1.3 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Chalinze?
The wettest day measured in Chalinze between 1940 and 2025 was 9 April 1989, with 135 mm of rain in 24 hours.
What was the windiest day in Chalinze?
The windiest day measured in Chalinze between 1940 and 2025 was 13 April 1941, with winds reaching 27.3 km/h.
What is the warmest month in Chalinze?
The warmest month in Chalinze is February (27.0 °C on average); the coldest is July (22.9 °C).
How much does it rain in Chalinze?
Chalinze receives on average 1,045 mm of precipitation per year, spread over about 179 rainy days.
Is it sunny in Chalinze?
Chalinze gets on average 10.6 hours of sunshine per day, roughly 3,869 hours per year over 1940-2025.
Are there tropical nights in Chalinze?
Yes: Chalinze has on average 237 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Chalinze?
In Chalinze, between 1940 and 2025, the highest apparent temperature reached 43.9 °C on 25 March 1941, and the lowest was 12.3 °C on 27 July 1975.
Compare Chalinze with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Chalinze