Climate averages 1991–2020
Bishoftu weather
in September.
A warm, wet month: the 11th warmest and the 10th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a warm month in Bishoftu: daytime highs average 22.1°C and nights cool to about 12.1°C. By daytime temperature it is the 11th warmest of the 12 months.
Expect about 126 mm of rain on roughly 21 days, which makes September a wet month (the 10th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 11 min on an average September day.
The nearest other city in this atlas is Nazrēt (39 km away). In September its highs average 26.7°C, 4.6°C warmer than Bishoftu, with 62 mm of rain.
Among the 40 cities listed in Ethiopia, Bishoftu ranks 26th of 40 for the warmest September highs and 19th of 40 for the driest September (rainfall, lowest first). The mean September high of those 40 cities is 23.6°C; Bishoftu is 1.5°C cooler than that mean.
From September to October, average highs rise by 0.9°C to 23.0°C, and monthly rainfall falls from 126 mm to 26 mm.
The annual picture
September 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
Bishoftu climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 23.9°C9.9°C | 9.9°C | 5.7 | 1.7 | 11.712 h |
| February | 25.4°C11.1°C | 11.1°C | 8.6 | 2.3 | 11.812 h |
| March | 26.2°C12.9°C | 12.9°C | 29 | 6.7 | 12.112 h |
| April | 26.1°C13.7°C | 13.7°C | 52 | 10.3 | 12.312 h |
| May | 26.0°C13.4°C | 13.4°C | 64 | 10.4 | 12.513 h |
| June | 24.3°C12.9°C | 12.9°C | 107 | 19.1 | 12.613 h |
| July | 22.2°C12.9°C | 12.9°C | 184 | 29.0 | 12.613 h |
| August | 21.8°C12.8°C | 12.8°C | 197 | 29.7 | 12.412 h |
| September, selected | 22.1°C12.1°C | 12.1°C | 126 | 20.5 | 12.212 h |
| October | 23.0°C10.4°C | 10.4°C | 26 | 4.4 | 11.912 h |
| November | 23.2°C9.6°C | 9.6°C | 6.1 | 1.2 | 11.712 h |
| December | 23.1°C9.0°C | 9.0°C | 2.1 | 0.6 | 11.612 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
September in nearby cities
- Nazrēt in SeptemberEthiopia · 39 kmHigh 26.7°C · Low 15.2°C · 62 mm rain
- Addis Ababa in SeptemberEthiopia · 40 kmHigh 20.0°C · Low 10.3°C · 275 mm rain
- Sebeta in SeptemberEthiopia · 44 kmHigh 20.3°C · Low 10.2°C · 303 mm rain
- Mek’ī in SeptemberEthiopia · 69 kmHigh 24.4°C · Low 15.6°C · 111 mm rain
- Ziway in SeptemberEthiopia · 96 kmHigh 22.7°C · Low 15.6°C · 114 mm rain
- Butajīra in SeptemberEthiopia · 98 kmHigh 21.7°C · Low 12.9°C · 408 mm rain
- Waliso in SeptemberEthiopia · 114 kmHigh 20.3°C · Low 11.3°C · 286 mm rain
- Debre Birhan in SeptemberEthiopia · 120 kmHigh 18.0°C · Low 9.7°C · 252 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 Bishoftu) is explained once on the Bishoftu year overview and on the Sources, method and limits page.