Climate averages 1991–2020
Seeb weather
in September.
A very hot, very dry month: the 5th warmest and the 2nd driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a very hot month in Seeb: daytime highs average 34.9°C and nights cool to about 26.9°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 (the 2nd driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 18 min on an average September day.
The nearest other city in this atlas is Muscat (24 km away). In September its highs average 34.6°C, about as warm as Seeb, with almost no rain (under 1 mm).
Among the 12 cities listed in Oman, Seeb ranks 10th 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; Seeb is 1.9°C cooler than that mean.
From September to October, average highs fall by 1.7°C to 33.2°C, and monthly rainfall stays under 1 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
Seeb climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 23.9°C16.9°C | 16.9°C | 16 | 2.5 | 10.911 h |
| February | 25.4°C18.0°C | 18.0°C | 5.7 | 1.1 | 11.311 h |
| March | 28.1°C20.5°C | 20.5°C | 7.7 | 1.1 | 12.012 h |
| April | 32.5°C24.3°C | 24.3°C | 1.3 | 0.3 | 12.713 h |
| May | 36.6°C28.0°C | 28.0°C | 0 | 0.0 | 13.313 h |
| June | 37.5°C29.5°C | 29.5°C | 8.6 | 0.2 | 13.614 h |
| July | 36.8°C29.8°C | 29.8°C | 3.7 | 0.2 | 13.413 h |
| August | 35.8°C28.7°C | 28.7°C | 0.2 | 0.0 | 13.013 h |
| September, selected | 34.9°C26.9°C | 26.9°C | 0.1 | 0.0 | 12.312 h |
| October | 33.2°C25.1°C | 25.1°C | 0.4 | 0.2 | 11.612 h |
| November | 28.8°C21.7°C | 21.7°C | 7.4 | 1.4 | 11.011 h |
| December | 25.3°C18.7°C | 18.7°C | 12 | 2.3 | 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
- Muscat in SeptemberOman · 24 kmHigh 34.6°C · Low 26.7°C · 0.2 mm rain
- Samā’il in SeptemberOman · 48 kmHigh 38.7°C · Low 27.0°C · 0.4 mm rain
- As Suwayq in SeptemberOman · 79 kmHigh 37.7°C · Low 26.4°C · 0.1 mm rain
- Rustaq in SeptemberOman · 84 kmHigh 39.0°C · Low 28.7°C · 1.7 mm rain
- Nizwá in SeptemberOman · 106 kmHigh 38.0°C · Low 25.8°C · 2.3 mm rain
- Şaḩam in SeptemberOman · 143 kmHigh 36.3°C · Low 27.2°C · 0.1 mm rain
- Sohar in SeptemberOman · 168 kmHigh 36.9°C · Low 27.0°C · 0.4 mm rain
- ‘Ibrī in SeptemberOman · 178 kmHigh 39.4°C · Low 25.1°C · 0.7 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 Seeb) is explained once on the Seeb year overview and on the Sources, method and limits page.