Ilembula climate — normals and trends
Ilembula (Tanzania) has a warm-summer mediterranean climate (Csb) under the Köppen-Geiger classification. Its mean annual temperature is 18.8 °C and it receives 842 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 November (20.5 °C on average) and the coldest is July (16.4 °C). Rainfall peaks in January.
Ilembula averages 0 frost days, 1 hot days (≥ 30 °C) and 111 rainy days per year.
Ilembula 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 33.2 °C (on 18 October 2017) and the coldest 6.5 °C (on 26 July 1975).
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
IlembulaNjombe
- coords
- -8.90°, 34.58°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
18.8°C
Average daily high
24.4°C
Average daily low
14.5°C
Annual rainfall
842mm
Sunshine / day
10.8h
Mean relative humidity
66%
Average peak wind
15.2km/h
Seasonal range
4.1°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
1 d/yr
Rainy days (≥ 1 mm)
111 d/yr
Annual snowfall
0.0 cm
Average feels-like high
24.5 °C
Average feels-like low
13.5 °C
Average peak gust
38.0 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
20.8 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.5 °C
since 1940
+0.2 °C per decade · r² = 0.68 · 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
33.2 °C
18 October 2017
Coldest day
6.5 °C
26 July 1975
Wettest day
135 mm
4 April 2016
Windiest day
30.2 km/h
11 August 2010
Strongest gust
78.1 km/h
3 February 2001
Hottest feels-like
34.2 °C
18 October 2017
Coldest feels-like
2.7 °C
24 June 1968
Sunniest day
12.5 h
29 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 | 25.0 °C | +1.1 °C | 191 mm | -17 mm |
| Feb | 26.0 °C | +2.0 °C | 142 mm | -49 mm |
| Mar | 24.7 °C | +0.7 °C | 208 mm | +27 mm |
| Apr | 24.8 °C | +0.9 °C | 32 mm | -36 mm |
| May | 24.7 °C | +0.8 °C | 8 mm | -3 mm |
| Jun | 24.4 °C | +1.3 °C | 1 mm | -0 mm |
| Jul | 23.5 °C | +0.8 °C | 0 mm | -0 mm |
| Aug | 25.1 °C | +1.3 °C | 0 mm | -1 mm |
| Sep | 27.4 °C | +2.0 °C | 1 mm | -2 mm |
| Oct | 28.2 °C | +1.6 °C | 16 mm | 0 mm |
| Nov | 27.7 °C | +1.3 °C | 35 mm | -10 mm |
| Dec | 26.1 °C | +1.3 °C | 106 mm | -12 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 Ilembula?
Ilembula has a warm-summer mediterranean climate (Köppen Csb). Over 1940-2025, the average annual temperature is 18.8 °C and it receives 842 mm of precipitation per year.
What is the hottest day ever recorded in Ilembula?
The hottest day measured in Ilembula between 1940 and 2025 was 18 October 2017, reaching 33.2 °C.
What is the coldest day in Ilembula?
The coldest day measured in Ilembula between 1940 and 2025 was 26 July 1975, at 6.5 °C.
Does it snow in Ilembula?
Almost never: Ilembula sees virtually no snow, with about 0 frost days per year.
Has the climate of Ilembula warmed?
Yes: Ilembula warmed by +1.5 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Ilembula?
The wettest day measured in Ilembula between 1940 and 2025 was 4 April 2016, with 135 mm of rain in 24 hours.
What was the windiest day in Ilembula?
The windiest day measured in Ilembula between 1940 and 2025 was 11 August 2010, with winds reaching 30.2 km/h.
What is the warmest month in Ilembula?
The warmest month in Ilembula is November (20.5 °C on average); the coldest is July (16.4 °C).
How much does it rain in Ilembula?
Ilembula receives on average 842 mm of precipitation per year, spread over about 111 rainy days.
Is it sunny in Ilembula?
Ilembula gets on average 10.8 hours of sunshine per day, roughly 3,942 hours per year over 1940-2025.
Are there tropical nights in Ilembula?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Ilembula.
What was the most extreme apparent temperature in Ilembula?
In Ilembula, between 1940 and 2025, the highest apparent temperature reached 34.2 °C on 18 October 2017, and the lowest was 2.7 °C on 24 June 1968.
Compare Ilembula with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Ilembula