Chala climate — normals and trends
Chala (Tanzania) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 19.8 °C and it receives 1,099 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 (22.3 °C on average) and the coldest is July (18.1 °C). Rainfall peaks in January.
Chala averages 0 frost days, 2 hot days (≥ 30 °C) and 146 rainy days per year.
Chala has warmed by +1.5 °C between 1940 and 2025, or +0.18 °C per decade. This trend is statistically significant.
The hottest day of the period reached 32.2 °C (on 14 October 2023) and the coldest 8.6 °C (on 26 July 2021).
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
ChalaRukwa
- coords
- -7.58°, 31.27°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
19.8°C
Average daily high
24.5°C
Average daily low
16.0°C
Annual rainfall
1,099mm
Sunshine / day
10.7h
Mean relative humidity
68%
Average peak wind
12.9km/h
Seasonal range
4.2°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
2 d/yr
Rainy days (≥ 1 mm)
146 d/yr
Annual snowfall
0.0 cm
Average feels-like high
25.3 °C
Average feels-like low
16.0 °C
Average peak gust
36.9 km/h
Tropical nights (≥ 20 °C)
3 d/yr
Solar radiation
20.2 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.5 °C
since 1940
+0.2 °C per decade · r² = 0.67 · 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
32.2 °C
14 October 2023
Coldest day
8.6 °C
26 July 2021
Wettest day
96 mm
28 February 1954
Windiest day
26.0 km/h
22 October 2018
Strongest gust
70.6 km/h
12 May 1983
Hottest feels-like
34.6 °C
24 February 2005
Coldest feels-like
6.3 °C
24 July 1958
Sunniest day
12.4 h
17 November 1942
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 | 24.5 °C | +1.0 °C | 222 mm | -13 mm |
| Feb | 26.0 °C | +2.1 °C | 196 mm | -19 mm |
| Mar | 25.3 °C | +1.6 °C | 214 mm | +18 mm |
| Apr | 24.9 °C | +1.6 °C | 68 mm | -36 mm |
| May | 25.2 °C | +1.5 °C | 15 mm | -6 mm |
| Jun | 25.3 °C | +1.4 °C | 1 mm | -0 mm |
| Jul | 24.8 °C | +0.8 °C | 0 mm | -0 mm |
| Aug | 26.1 °C | +0.9 °C | 0 mm | -0 mm |
| Sep | 28.3 °C | +1.6 °C | 0 mm | -3 mm |
| Oct | 28.8 °C | +1.5 °C | 4 mm | -15 mm |
| Nov | 26.7 °C | +1.4 °C | 73 mm | -27 mm |
| Dec | 25.1 °C | +1.5 °C | 216 mm | +11 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 Chala?
Chala has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 19.8 °C and it receives 1,099 mm of precipitation per year.
What is the hottest day ever recorded in Chala?
The hottest day measured in Chala between 1940 and 2025 was 14 October 2023, reaching 32.2 °C.
What is the coldest day in Chala?
The coldest day measured in Chala between 1940 and 2025 was 26 July 2021, at 8.6 °C.
Does it snow in Chala?
Almost never: Chala sees virtually no snow, with about 0 frost days per year.
Has the climate of Chala warmed?
Yes: Chala warmed by +1.5 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Chala?
The wettest day measured in Chala between 1940 and 2025 was 28 February 1954, with 96 mm of rain in 24 hours.
What was the windiest day in Chala?
The windiest day measured in Chala between 1940 and 2025 was 22 October 2018, with winds reaching 26.0 km/h.
What is the warmest month in Chala?
The warmest month in Chala is October (22.3 °C on average); the coldest is July (18.1 °C).
How much does it rain in Chala?
Chala receives on average 1,099 mm of precipitation per year, spread over about 146 rainy days.
Is it sunny in Chala?
Chala gets on average 10.7 hours of sunshine per day, roughly 3,905 hours per year over 1940-2025.
Are there tropical nights in Chala?
Yes: Chala has on average 3 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Chala?
In Chala, between 1940 and 2025, the highest apparent temperature reached 34.6 °C on 24 February 2005, and the lowest was 6.3 °C on 24 July 1958.
Compare Chala with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Chala