Calumbo climate — normals and trends
Calumbo (Angola) has a hot semi-arid climate (BSh) under the Köppen-Geiger classification. Its mean annual temperature is 24.7 °C and it receives 498 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 (26.7 °C on average) and the coldest is July (21.2 °C). Rainfall peaks in April.
Calumbo averages 0 frost days, 218 hot days (≥ 30 °C) and 77 rainy days per year.
Calumbo has warmed by +1.4 °C between 1940 and 2025, or +0.16 °C per decade. This trend is statistically significant.
The hottest day of the period reached 38.7 °C (on 6 March 1985) and the coldest 9.8 °C (on 18 July 1950).
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
CalumboBengo Province
- coords
- -9.15°, 13.42°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
24.7°C
Average daily high
30.6°C
Average daily low
21.0°C
Annual rainfall
498mm
Sunshine / day
10.0h
Mean relative humidity
77%
Average peak wind
13.6km/h
Seasonal range
5.5°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
218 d/yr
Rainy days (≥ 1 mm)
77 d/yr
Annual snowfall
0.0 cm
Average feels-like high
34.1 °C
Average feels-like low
24.2 °C
Average peak gust
32.0 km/h
Tropical nights (≥ 20 °C)
249 d/yr
Solar radiation
18.2 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.4 °C
since 1940
+0.2 °C per decade · r² = 0.40 · 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
38.7 °C
6 March 1985
Coldest day
9.8 °C
18 July 1950
Wettest day
139 mm
28 April 1969
Windiest day
23.4 km/h
7 October 1991
Strongest gust
56.9 km/h
8 October 1946
Hottest feels-like
43.9 °C
19 April 1983
Coldest feels-like
8.4 °C
18 July 1950
Sunniest day
12.4 h
23 January 1989
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 | 31.0 °C | -1.1 °C | 45 mm | -1 mm |
| Feb | 31.9 °C | -0.7 °C | 99 mm | +43 mm |
| Mar | 32.7 °C | +0.7 °C | 64 mm | -51 mm |
| Apr | 31.7 °C | +0.6 °C | 103 mm | -28 mm |
| May | 32.6 °C | +1.3 °C | 48 mm | +35 mm |
| Jun | 30.5 °C | +1.2 °C | 2 mm | +2 mm |
| Jul | 27.5 °C | -0.4 °C | 1 mm | +0 mm |
| Aug | 26.4 °C | -1.8 °C | 1 mm | 0 mm |
| Sep | 28.6 °C | -1.1 °C | 6 mm | +1 mm |
| Oct | 29.6 °C | -0.8 °C | 31 mm | +13 mm |
| Nov | 31.8 °C | +0.9 °C | 15 mm | -42 mm |
| Dec | 32.1 °C | +0.7 °C | 50 mm | -4 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 Calumbo?
Calumbo has a hot semi-arid climate (Köppen BSh). Over 1940-2025, the average annual temperature is 24.7 °C and it receives 498 mm of precipitation per year.
What is the hottest day ever recorded in Calumbo?
The hottest day measured in Calumbo between 1940 and 2025 was 6 March 1985, reaching 38.7 °C.
What is the coldest day in Calumbo?
The coldest day measured in Calumbo between 1940 and 2025 was 18 July 1950, at 9.8 °C.
Does it snow in Calumbo?
Almost never: Calumbo sees virtually no snow, with about 0 frost days per year.
Has the climate of Calumbo warmed?
Yes: Calumbo warmed by +1.4 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Calumbo?
The wettest day measured in Calumbo between 1940 and 2025 was 28 April 1969, with 139 mm of rain in 24 hours.
What was the windiest day in Calumbo?
The windiest day measured in Calumbo between 1940 and 2025 was 7 October 1991, with winds reaching 23.4 km/h.
What is the warmest month in Calumbo?
The warmest month in Calumbo is February (26.7 °C on average); the coldest is July (21.2 °C).
How much does it rain in Calumbo?
Calumbo receives on average 498 mm of precipitation per year, spread over about 77 rainy days.
Is it sunny in Calumbo?
Calumbo gets on average 10.0 hours of sunshine per day, roughly 3,650 hours per year over 1940-2025.
Are there tropical nights in Calumbo?
Yes: Calumbo has on average 249 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Calumbo?
In Calumbo, between 1940 and 2025, the highest apparent temperature reached 43.9 °C on 19 April 1983, and the lowest was 8.4 °C on 18 July 1950.
Compare Calumbo with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Calumbo