Climate averages 1991–2020
Aleppo weather
in September.
A hot, very dry month: the 4th warmest and the 3rd driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a hot month in Aleppo: daytime highs average 32.8°C and nights cool to about 19.3°C. By daytime temperature it is the 4th warmest of the 12 months.
Expect about 3.2 mm of rain on fewer than one day, which makes September a very dry month (the 3rd driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 27 min on an average September day.
The nearest other city in this atlas is Al Bāb (37 km away). In September its highs average 32.9°C, about as warm as Aleppo, with 2.6 mm of rain.
Among the 18 cities listed in Syria, Aleppo ranks 9th of 18 for the warmest September highs and 15th of 18 for the driest September (rainfall, lowest first). The mean September high of those 18 cities is 32.7°C; Aleppo is 0.1°C warmer than that mean.
From September to October, average highs fall by 5.9°C to 27.0°C, and monthly rainfall rises from 3.2 mm to 19 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
Aleppo climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 10.9°C2.7°C | 2.7°C | 56 | 9.9 | 10.010 h |
| February | 12.9°C3.4°C | 3.4°C | 50 | 9.0 | 10.811 h |
| March | 17.5°C6.5°C | 6.5°C | 40 | 7.7 | 11.912 h |
| April | 23.0°C10.5°C | 10.5°C | 25 | 6.0 | 13.113 h |
| May | 28.6°C15.0°C | 15.0°C | 19 | 3.6 | 14.114 h |
| June | 33.5°C19.1°C | 19.1°C | 3.5 | 0.8 | 14.615 h |
| July | 36.3°C21.6°C | 21.6°C | 0.7 | 0.1 | 14.414 h |
| August | 36.3°C21.9°C | 21.9°C | 0.8 | 0.3 | 13.514 h |
| September, selected | 32.8°C19.3°C | 19.3°C | 3.2 | 0.7 | 12.412 h |
| October | 27.0°C14.9°C | 14.9°C | 19 | 4.0 | 11.311 h |
| November | 18.4°C8.3°C | 8.3°C | 33 | 5.8 | 10.310 h |
| December | 12.4°C4.2°C | 4.2°C | 55 | 9.0 | 9.710 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
- Al Bāb in SeptemberSyria · 37 kmHigh 32.9°C · Low 19.3°C · 2.6 mm rain
- Idlib in SeptemberSyria · 56 kmHigh 31.3°C · Low 18.6°C · 4.5 mm rain
- Kilis in SeptemberTurkey · 57 kmHigh 31.6°C · Low 16.7°C · 3.2 mm rain
- Manbij in SeptemberSyria · 80 kmHigh 33.2°C · Low 19.4°C · 2.7 mm rain
- Antakya in SeptemberTurkey · 90 kmHigh 31.2°C · Low 21.3°C · 18 mm rain
- Gaziantep in SeptemberTurkey · 97 kmHigh 30.8°C · Low 16.8°C · 4.3 mm rain
- İskenderun in SeptemberTurkey · 98 kmHigh 30.3°C · Low 22.4°C · 22 mm rain
- Nizip in SeptemberTurkey · 106 kmHigh 32.9°C · Low 18.8°C · 3.2 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 Aleppo) is explained once on the Aleppo year overview and on the Sources, method and limits page.