Bulungu climate — normals and trends
Bulungu (Democratic Republic of Congo) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 25.2 °C and it receives 1,586 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 August (26.1 °C on average) and the coldest is November (24.3 °C). Rainfall peaks in November.
Bulungu averages 0 frost days, 230 hot days (≥ 30 °C) and 230 rainy days per year.
Bulungu has warmed by +1.7 °C between 1940 and 2025, or +0.20 °C per decade. This trend is statistically significant.
The hottest day of the period reached 38.2 °C (on 18 March 2024) and the coldest 14.5 °C (on 17 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
BulunguKwilu
- coords
- -4.54°, 18.60°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
25.2°C
Average daily high
30.5°C
Average daily low
21.6°C
Annual rainfall
1,586mm
Sunshine / day
9.6h
Mean relative humidity
80%
Average peak wind
8.2km/h
Seasonal range
1.8°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
230 d/yr
Rainy days (≥ 1 mm)
230 d/yr
Annual snowfall
0.0 cm
Average feels-like high
35.4 °C
Average feels-like low
25.0 °C
Average peak gust
24.3 km/h
Tropical nights (≥ 20 °C)
349 d/yr
Solar radiation
18.5 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.7 °C
since 1940
+0.2 °C per decade · r² = 0.63 · 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
38.2 °C
18 March 2024
Coldest day
14.5 °C
17 July 1950
Wettest day
158 mm
11 October 1967
Windiest day
19.4 km/h
29 February 1988
Strongest gust
47.9 km/h
15 May 1947
Hottest feels-like
43.8 °C
5 March 2021
Coldest feels-like
11.7 °C
17 July 1950
Sunniest day
12.2 h
9 November 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 | 31.8 °C | +1.7 °C | 108 mm | -44 mm |
| Feb | 32.3 °C | +1.5 °C | 99 mm | -40 mm |
| Mar | 31.9 °C | +1.3 °C | 151 mm | -25 mm |
| Apr | 31.5 °C | +1.2 °C | 165 mm | -9 mm |
| May | 31.2 °C | +0.8 °C | 84 mm | -15 mm |
| Jun | 32.5 °C | +1.3 °C | 15 mm | -9 mm |
| Jul | 32.2 °C | +0.2 °C | 15 mm | +2 mm |
| Aug | 33.7 °C | +1.8 °C | 5 mm | -46 mm |
| Sep | 33.4 °C | +2.7 °C | 85 mm | -50 mm |
| Oct | 30.7 °C | +1.0 °C | 179 mm | -39 mm |
| Nov | 30.3 °C | +1.1 °C | 261 mm | +41 mm |
| Dec | 30.7 °C | +1.2 °C | 179 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 Bulungu?
Bulungu has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 25.2 °C and it receives 1,586 mm of precipitation per year.
What is the hottest day ever recorded in Bulungu?
The hottest day measured in Bulungu between 1940 and 2025 was 18 March 2024, reaching 38.2 °C.
What is the coldest day in Bulungu?
The coldest day measured in Bulungu between 1940 and 2025 was 17 July 1950, at 14.5 °C.
Does it snow in Bulungu?
Almost never: Bulungu sees virtually no snow, with about 0 frost days per year.
Has the climate of Bulungu warmed?
Yes: Bulungu warmed by +1.7 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Bulungu?
The wettest day measured in Bulungu between 1940 and 2025 was 11 October 1967, with 158 mm of rain in 24 hours.
What was the windiest day in Bulungu?
The windiest day measured in Bulungu between 1940 and 2025 was 29 February 1988, with winds reaching 19.4 km/h.
What is the warmest month in Bulungu?
The warmest month in Bulungu is August (26.1 °C on average); the coldest is November (24.3 °C).
How much does it rain in Bulungu?
Bulungu receives on average 1,586 mm of precipitation per year, spread over about 230 rainy days.
Is it sunny in Bulungu?
Bulungu gets on average 9.6 hours of sunshine per day, roughly 3,504 hours per year over 1940-2025.
Are there tropical nights in Bulungu?
Yes: Bulungu has on average 349 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Bulungu?
In Bulungu, between 1940 and 2025, the highest apparent temperature reached 43.8 °C on 5 March 2021, and the lowest was 11.7 °C on 17 July 1950.
Compare Bulungu with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Bulungu