Climate averages 1991–2020
Şaḩam weather
in September.
A very hot, very dry month: the 5th warmest and one of the driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a very hot month in Şaḩam: daytime highs average 36.3°C and nights cool to about 27.2°C. By daytime temperature it is the 5th warmest of the 12 months.
Rain is very rare: less than 1 mm falls in a typical September (one of the driest months of the year). Daylight, from sunrise to sunset, lasts about 12 h 19 min on an average September day.
The nearest other city in this atlas is Sohar (27 km away). In September its highs average 36.9°C, 0.6°C warmer than Şaḩam, with almost no rain (under 1 mm).
Among the 12 cities listed in Oman, Şaḩam ranks 8th of 12 for the warmest September highs and joint 1st of 12 for the driest September (rainfall, lowest first). The mean September high of those 12 cities is 36.7°C; Şaḩam is 0.4°C cooler than that mean.
From September to October, average highs fall by 2.2°C to 34.1°C, and monthly rainfall rises from under 1 mm to 1.2 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
Şaḩam climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 24.1°C14.9°C | 14.9°C | 8.9 | 1.6 | 10.811 h |
| February | 25.9°C16.1°C | 16.1°C | 5.5 | 1.2 | 11.311 h |
| March | 28.8°C18.8°C | 18.8°C | 9.8 | 1.3 | 12.012 h |
| April | 34.4°C22.7°C | 22.7°C | 2.7 | 0.5 | 12.713 h |
| May | 39.0°C26.5°C | 26.5°C | 0.2 | 0.1 | 13.313 h |
| June | 39.5°C28.8°C | 28.8°C | 2.0 | 0.2 | 13.614 h |
| July | 38.4°C29.6°C | 29.6°C | 5.2 | 0.2 | 13.513 h |
| August | 37.5°C29.0°C | 29.0°C | 0.1 | 0.0 | 13.013 h |
| September, selected | 36.3°C27.2°C | 27.2°C | 0.1 | 0.0 | 12.312 h |
| October | 34.1°C24.3°C | 24.3°C | 1.2 | 0.3 | 11.612 h |
| November | 29.2°C20.4°C | 20.4°C | 4.4 | 1.0 | 11.011 h |
| December | 25.6°C16.9°C | 16.9°C | 8.8 | 1.3 | 10.711 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
- Sohar in SeptemberOman · 27 kmHigh 36.9°C · Low 27.0°C · 0.4 mm rain
- As Suwayq in SeptemberOman · 66 kmHigh 37.7°C · Low 26.4°C · 0.1 mm rain
- Rustaq in SeptemberOman · 103 kmHigh 39.0°C · Low 28.7°C · 1.7 mm rain
- Al Buraymī in SeptemberOman · 111 kmHigh 40.3°C · Low 26.6°C · 0.8 mm rain
- ‘Ibrī in SeptemberOman · 112 kmHigh 39.4°C · Low 25.1°C · 0.7 mm rain
- Al Ain City in SeptemberUnited Arab Emirates · 114 kmHigh 40.5°C · Low 26.1°C · 0.8 mm rain
- Fujairah in SeptemberUnited Arab Emirates · 119 kmHigh 35.8°C · Low 27.9°C · 0.7 mm rain
- Reef Al Fujairah City in SeptemberUnited Arab Emirates · 126 kmHigh 37.6°C · Low 27.7°C · 0.6 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 Şaḩam) is explained once on the Şaḩam year overview and on the Sources, method and limits page.