‘Alem T’ēna climate — normals and trends
‘Alem T’ēna (Ethiopia) has a hot semi-arid climate (BSh) under the Köppen-Geiger classification. Its mean annual temperature is 20.3 °C and it receives 509 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 April (22.0 °C on average) and the coldest is December (18.9 °C). Rainfall peaks in September.
‘Alem T’ēna averages 0 frost days, 31 hot days (≥ 30 °C) and 90 rainy days per year.
‘Alem T’ēna has warmed by +3.0 °C between 1940 and 2025, or +0.36 °C per decade. This trend is statistically significant.
The hottest day of the period reached 35.1 °C (on 29 March 2016) and the coldest 4.8 °C (on 18 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
‘Alem T’ēnaOromiya
- coords
- 8.30°, 38.95°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
20.3°C
Average daily high
26.3°C
Average daily low
15.2°C
Annual rainfall
509mm
Sunshine / day
10.9h
Mean relative humidity
60%
Average peak wind
16.6km/h
Seasonal range
3.1°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
31 d/yr
Rainy days (≥ 1 mm)
90 d/yr
Annual snowfall
0.0 cm
Average feels-like high
26.1 °C
Average feels-like low
14.7 °C
Average peak gust
36.1 km/h
Tropical nights (≥ 20 °C)
1 d/yr
Solar radiation
21.7 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+3.0 °C
since 1940
+0.4 °C per decade · r² = 0.82 · 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
35.1 °C
29 March 2016
Coldest day
4.8 °C
18 January 1941
Wettest day
69 mm
4 April 1986
Windiest day
32.7 km/h
25 October 1995
Strongest gust
64.1 km/h
25 October 1995
Hottest feels-like
35.5 °C
13 March 2020
Coldest feels-like
2.1 °C
18 January 1941
Sunniest day
12.1 h
13 May 1941
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 | 27.6 °C | +1.2 °C | 0 mm | -4 mm |
| Feb | 29.9 °C | +2.3 °C | 0 mm | -11 mm |
| Mar | 29.7 °C | +1.4 °C | 58 mm | +17 mm |
| Apr | 30.3 °C | +2.2 °C | 23 mm | -39 mm |
| May | 30.0 °C | +2.0 °C | 26 mm | -38 mm |
| Jun | 28.9 °C | +2.5 °C | 3 mm | -20 mm |
| Jul | 25.7 °C | +1.7 °C | 42 mm | -13 mm |
| Aug | 24.5 °C | +0.6 °C | 58 mm | -25 mm |
| Sep | 26.0 °C | +1.3 °C | 102 mm | -19 mm |
| Oct | 28.3 °C | +2.0 °C | 5 mm | -32 mm |
| Nov | 27.8 °C | +1.5 °C | 0 mm | -6 mm |
| Dec | 27.5 °C | +1.6 °C | 2 mm | -1 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 ‘Alem T’ēna?
‘Alem T’ēna has a hot semi-arid climate (Köppen BSh). Over 1940-2025, the average annual temperature is 20.3 °C and it receives 509 mm of precipitation per year.
What is the hottest day ever recorded in ‘Alem T’ēna?
The hottest day measured in ‘Alem T’ēna between 1940 and 2025 was 29 March 2016, reaching 35.1 °C.
What is the coldest day in ‘Alem T’ēna?
The coldest day measured in ‘Alem T’ēna between 1940 and 2025 was 18 January 1941, at 4.8 °C.
Does it snow in ‘Alem T’ēna?
Almost never: ‘Alem T’ēna sees virtually no snow, with about 0 frost days per year.
Has the climate of ‘Alem T’ēna warmed?
Yes: ‘Alem T’ēna warmed by +3.0 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in ‘Alem T’ēna?
The wettest day measured in ‘Alem T’ēna between 1940 and 2025 was 4 April 1986, with 69 mm of rain in 24 hours.
What was the windiest day in ‘Alem T’ēna?
The windiest day measured in ‘Alem T’ēna between 1940 and 2025 was 25 October 1995, with winds reaching 32.7 km/h.
What is the warmest month in ‘Alem T’ēna?
The warmest month in ‘Alem T’ēna is April (22.0 °C on average); the coldest is December (18.9 °C).
How much does it rain in ‘Alem T’ēna?
‘Alem T’ēna receives on average 509 mm of precipitation per year, spread over about 90 rainy days.
Is it sunny in ‘Alem T’ēna?
‘Alem T’ēna gets on average 10.9 hours of sunshine per day, roughly 3,979 hours per year over 1940-2025.
Are there tropical nights in ‘Alem T’ēna?
Yes: ‘Alem T’ēna has on average 1 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in ‘Alem T’ēna?
In ‘Alem T’ēna, between 1940 and 2025, the highest apparent temperature reached 35.5 °C on 13 March 2020, and the lowest was 2.1 °C on 18 January 1941.
Compare ‘Alem T’ēna with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around ‘Alem T’ēna