Climate averages 1991–2020
Dessie weather
in September.
A mild, moderately wet month: the 7th warmest and the 8th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a mild month in Dessie: daytime highs average 20.0°C and nights cool to about 9.7°C. By daytime temperature it is the 7th warmest of the 12 months.
Expect about 59 mm of rain on roughly 12 days, which makes September a moderately wet month (the 8th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 12 min on an average September day.
The nearest other city in this atlas is Kombolcha (13 km away). In September its highs average 24.4°C, 4.5°C warmer than Dessie, with 74 mm of rain.
Among the 40 cities listed in Ethiopia, Dessie ranks joint 36th of 40 for the warmest September highs and 7th of 40 for the driest September (rainfall, lowest first). The mean September high of those 40 cities is 23.6°C; Dessie is 3.7°C cooler than that mean.
From September to October, average highs fall by 0.7°C to 19.3°C, and monthly rainfall falls from 59 mm to 33 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
Dessie climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 18.8°C7.7°C | 7.7°C | 43 | 8.3 | 11.512 h |
| February | 19.9°C8.3°C | 8.3°C | 44 | 7.9 | 11.812 h |
| March | 20.5°C9.6°C | 9.6°C | 105 | 14.6 | 12.112 h |
| April | 20.9°C10.4°C | 10.4°C | 113 | 15.0 | 12.412 h |
| May | 21.9°C10.8°C | 10.8°C | 47 | 7.9 | 12.613 h |
| June | 23.6°C10.7°C | 10.7°C | 8.5 | 2.0 | 12.813 h |
| July | 21.8°C11.1°C | 11.1°C | 101 | 15.5 | 12.713 h |
| August | 20.5°C10.5°C | 10.5°C | 131 | 20.8 | 12.512 h |
| September, selected | 20.0°C9.7°C | 9.7°C | 59 | 12.0 | 12.212 h |
| October | 19.3°C8.7°C | 8.7°C | 33 | 6.1 | 11.912 h |
| November | 19.0°C7.2°C | 7.2°C | 25 | 3.7 | 11.612 h |
| December | 18.7°C6.8°C | 6.8°C | 25 | 4.7 | 11.511 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
- Kombolcha in SeptemberEthiopia · 13 kmHigh 24.4°C · Low 13.6°C · 74 mm rain
- Weldiya in SeptemberEthiopia · 77 kmHigh 26.8°C · Low 15.6°C · 43 mm rain
- Alamata in SeptemberEthiopia · 143 kmHigh 28.6°C · Low 15.6°C · 38 mm rain
- Debre Birhan in SeptemberEthiopia · 162 kmHigh 18.0°C · Low 9.7°C · 252 mm rain
- Debre Mark’os in SeptemberEthiopia · 225 kmHigh 19.6°C · Low 10.5°C · 390 mm rain
- Bahir Dar in SeptemberEthiopia · 250 kmHigh 22.5°C · Low 15.2°C · 248 mm rain
- Addis Ababa in SeptemberEthiopia · 254 kmHigh 20.0°C · Low 10.3°C · 275 mm rain
- Mek'ele in SeptemberEthiopia · 263 kmHigh 24.2°C · Low 13.9°C · 67 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 Dessie) is explained once on the Dessie year overview and on the Sources, method and limits page.