Chelenko climate — normals and trends
Chelenko (Ethiopia) has a warm-summer mediterranean climate (Csb) under the Köppen-Geiger classification. Its mean annual temperature is 19.9 °C and it receives 1,080 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 June (21.9 °C on average) and the coldest is December (17.5 °C). Rainfall peaks in April.
Chelenko averages 0 frost days, 9 hot days (≥ 30 °C) and 143 rainy days per year.
Chelenko has warmed by +2.5 °C between 1940 and 2025, or +0.30 °C per decade. This trend is statistically significant.
The hottest day of the period reached 33.4 °C (on 11 June 2025) and the coldest 6.6 °C (on 11 January 1941).
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
ChelenkoOromiya
- coords
- 9.40°, 41.56°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
19.9°C
Average daily high
25.5°C
Average daily low
15.1°C
Annual rainfall
1,080mm
Sunshine / day
10.8h
Mean relative humidity
60%
Average peak wind
11.8km/h
Seasonal range
4.4°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
9 d/yr
Rainy days (≥ 1 mm)
143 d/yr
Annual snowfall
0.0 cm
Average feels-like high
26.3 °C
Average feels-like low
14.4 °C
Average peak gust
30.2 km/h
Tropical nights (≥ 20 °C)
1 d/yr
Solar radiation
20.8 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.5 °C
since 1940
+0.3 °C per decade · r² = 0.77 · 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
33.4 °C
11 June 2025
Coldest day
6.6 °C
11 January 1941
Wettest day
111 mm
6 April 1987
Windiest day
28.1 km/h
16 July 1978
Strongest gust
62.3 km/h
16 July 1978
Hottest feels-like
34.8 °C
9 April 2021
Coldest feels-like
2.2 °C
11 January 1941
Sunniest day
12.0 h
24 April 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 | 25.3 °C | +1.8 °C | 0 mm | -29 mm |
| Feb | 27.8 °C | +3.0 °C | 1 mm | -51 mm |
| Mar | 27.7 °C | +2.0 °C | 120 mm | -19 mm |
| Apr | 29.2 °C | +3.5 °C | 26 mm | -163 mm |
| May | 30.4 °C | +3.4 °C | 26 mm | -72 mm |
| Jun | 31.1 °C | +3.2 °C | 3 mm | -33 mm |
| Jul | 28.8 °C | +2.3 °C | 48 mm | -65 mm |
| Aug | 25.8 °C | 0.0 °C | 178 mm | +32 mm |
| Sep | 26.1 °C | +0.3 °C | 85 mm | -53 mm |
| Oct | 26.7 °C | +1.3 °C | 13 mm | -58 mm |
| Nov | 25.7 °C | +1.6 °C | 1 mm | -43 mm |
| Dec | 25.1 °C | +1.9 °C | 11 mm | -15 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 Chelenko?
Chelenko has a warm-summer mediterranean climate (Köppen Csb). Over 1940-2025, the average annual temperature is 19.9 °C and it receives 1,080 mm of precipitation per year.
What is the hottest day ever recorded in Chelenko?
The hottest day measured in Chelenko between 1940 and 2025 was 11 June 2025, reaching 33.4 °C.
What is the coldest day in Chelenko?
The coldest day measured in Chelenko between 1940 and 2025 was 11 January 1941, at 6.6 °C.
Does it snow in Chelenko?
Almost never: Chelenko sees virtually no snow, with about 0 frost days per year.
Has the climate of Chelenko warmed?
Yes: Chelenko warmed by +2.5 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Chelenko?
The wettest day measured in Chelenko between 1940 and 2025 was 6 April 1987, with 111 mm of rain in 24 hours.
What was the windiest day in Chelenko?
The windiest day measured in Chelenko between 1940 and 2025 was 16 July 1978, with winds reaching 28.1 km/h.
What is the warmest month in Chelenko?
The warmest month in Chelenko is June (21.9 °C on average); the coldest is December (17.5 °C).
How much does it rain in Chelenko?
Chelenko receives on average 1,080 mm of precipitation per year, spread over about 143 rainy days.
Is it sunny in Chelenko?
Chelenko gets on average 10.8 hours of sunshine per day, roughly 3,942 hours per year over 1940-2025.
Are there tropical nights in Chelenko?
Yes: Chelenko has on average 1 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Chelenko?
In Chelenko, between 1940 and 2025, the highest apparent temperature reached 34.8 °C on 9 April 2021, and the lowest was 2.2 °C on 11 January 1941.
Compare Chelenko with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Chelenko