Mena climate — normals and trends
Mena (Ethiopia) has a subtropical highland, dry winter climate (Cwb) under the Köppen-Geiger classification. Its mean annual temperature is 17.7 °C and it receives 4,148 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 March (19.0 °C on average) and the coldest is November (17.0 °C). Rainfall peaks in May.
Mena averages 0 frost days, 0 hot days (≥ 30 °C) and 247 rainy days per year.
Mena has warmed by +2.1 °C between 1940 and 2025, or +0.24 °C per decade. This trend is statistically significant.
The hottest day of the period reached 30.8 °C (on 22 March 2009) and the coldest 4.9 °C (on 7 January 2017).
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
MenaOromiya
- coords
- 6.42°, 39.85°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
17.7°C
Average daily high
23.0°C
Average daily low
13.3°C
Annual rainfall
4,148mm
Sunshine / day
9.9h
Mean relative humidity
75%
Average peak wind
9.1km/h
Seasonal range
2.0°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
0 d/yr
Rainy days (≥ 1 mm)
247 d/yr
Annual snowfall
0.0 cm
Average feels-like high
24.2 °C
Average feels-like low
13.2 °C
Average peak gust
33.3 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
17.8 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.1 °C
since 1940
+0.2 °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
30.8 °C
22 March 2009
Coldest day
4.9 °C
7 January 2017
Wettest day
163 mm
8 May 2024
Windiest day
17.9 km/h
28 February 1979
Strongest gust
78.8 km/h
3 May 1980
Hottest feels-like
33.8 °C
30 March 2016
Coldest feels-like
1.9 °C
7 January 2017
Sunniest day
12.0 h
21 April 1943
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 | 26.5 °C | +1.9 °C | 0 mm | -27 mm |
| Feb | 27.6 °C | +2.0 °C | 0 mm | -40 mm |
| Mar | 26.4 °C | +1.0 °C | 210 mm | +40 mm |
| Apr | 24.2 °C | +0.8 °C | 837 mm | +271 mm |
| May | 23.8 °C | +1.5 °C | 632 mm | -265 mm |
| Jun | 23.9 °C | +2.2 °C | 230 mm | -268 mm |
| Jul | 22.8 °C | +1.6 °C | 218 mm | -62 mm |
| Aug | 22.9 °C | +1.2 °C | 175 mm | -71 mm |
| Sep | 24.6 °C | +2.0 °C | 202 mm | -111 mm |
| Oct | 21.4 °C | -0.1 °C | 1318 mm | +573 mm |
| Nov | 23.5 °C | +1.1 °C | 130 mm | -170 mm |
| Dec | 24.5 °C | +1.0 °C | 60 mm | -8 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 Mena?
Mena has a subtropical highland, dry winter climate (Köppen Cwb). Over 1940-2025, the average annual temperature is 17.7 °C and it receives 4,148 mm of precipitation per year.
What is the hottest day ever recorded in Mena?
The hottest day measured in Mena between 1940 and 2025 was 22 March 2009, reaching 30.8 °C.
What is the coldest day in Mena?
The coldest day measured in Mena between 1940 and 2025 was 7 January 2017, at 4.9 °C.
Does it snow in Mena?
Almost never: Mena sees virtually no snow, with about 0 frost days per year.
Has the climate of Mena warmed?
Yes: Mena warmed by +2.1 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Mena?
The wettest day measured in Mena between 1940 and 2025 was 8 May 2024, with 163 mm of rain in 24 hours.
What was the windiest day in Mena?
The windiest day measured in Mena between 1940 and 2025 was 28 February 1979, with winds reaching 17.9 km/h.
What is the warmest month in Mena?
The warmest month in Mena is March (19.0 °C on average); the coldest is November (17.0 °C).
How much does it rain in Mena?
Mena receives on average 4,148 mm of precipitation per year, spread over about 247 rainy days.
Is it sunny in Mena?
Mena gets on average 9.9 hours of sunshine per day, roughly 3,614 hours per year over 1940-2025.
Are there tropical nights in Mena?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Mena.
What was the most extreme apparent temperature in Mena?
In Mena, between 1940 and 2025, the highest apparent temperature reached 33.8 °C on 30 March 2016, and the lowest was 1.9 °C on 7 January 2017.
Compare Mena with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Mena