Climate averages 1991–2020
Asmara weather
in April.
A warm, moderately wet month: the 3rd warmest and the 10th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
April is a warm month in Asmara: daytime highs average 23.8°C and nights cool to about 12.6°C. By daytime temperature it is the 3rd warmest of the 12 months.
Expect about 63 mm of rain on roughly 16 days, which makes April a moderately wet month (the 10th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 28 min on an average April day.
The nearest other city in this atlas is Keren (71 km away). In April its highs average 31.3°C, 7.5°C warmer than Asmara, with 13 mm of rain.
Among the 2 cities listed in Eritrea, Asmara ranks 2nd of 2 for the warmest April highs and 2nd of 2 for the driest April (rainfall, lowest first). The mean April high of those 2 cities is 27.6°C; Asmara is 3.8°C cooler than that mean.
From April to May, average highs rise by 0.7°C to 24.5°C, and monthly rainfall falls from 63 mm to 47 mm.
The annual picture
April in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Asmara climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 20.5°C9.6°C | 9.6°C | 49 | 12.9 | 11.311 h |
| February | 22.0°C10.4°C | 10.4°C | 34 | 9.4 | 11.612 h |
| March | 23.3°C11.4°C | 11.4°C | 48 | 12.2 | 12.012 h |
| April, selected | 23.8°C12.6°C | 12.6°C | 63 | 16.1 | 12.512 h |
| May | 24.5°C13.7°C | 13.7°C | 47 | 10.7 | 12.813 h |
| June | 25.3°C14.0°C | 14.0°C | 39 | 8.3 | 13.013 h |
| July | 22.5°C14.0°C | 14.0°C | 182 | 27.3 | 12.913 h |
| August | 22.1°C14.3°C | 14.3°C | 211 | 26.9 | 12.613 h |
| September | 23.4°C13.4°C | 13.4°C | 38 | 6.1 | 12.212 h |
| October | 22.0°C11.9°C | 11.9°C | 28 | 5.7 | 11.812 h |
| November | 20.9°C10.8°C | 10.8°C | 32 | 8.4 | 11.411 h |
| December | 20.3°C10.1°C | 10.1°C | 36 | 10.9 | 11.211 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
April in nearby cities
- Keren in AprilEritrea · 71 kmHigh 31.3°C · Low 17.3°C · 13 mm rain
- Adwa in AprilEthiopia · 131 kmHigh 29.8°C · Low 14.6°C · 22 mm rain
- Ādīgrat in AprilEthiopia · 131 kmHigh 23.4°C · Low 12.4°C · 148 mm rain
- Aksum in AprilEthiopia · 137 kmHigh 29.0°C · Low 14.6°C · 21 mm rain
- Inda Silasē in AprilEthiopia · 154 kmHigh 30.9°C · Low 17.6°C · 15 mm rain
- Mek'ele in AprilEthiopia · 213 kmHigh 25.6°C · Low 14.3°C · 61 mm rain
- Kassala in AprilSudan · 272 kmHigh 40.0°C · Low 24.0°C · 1.1 mm rain
- Alamata in AprilEthiopia · 332 kmHigh 27.6°C · Low 16.7°C · 57 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Asmara) is explained once on the Asmara year overview and on the Sources, method and limits page.