Climate averages 1991–2020
Jizan weather
in September.
A very hot, very dry month: the 3rd warmest and the 3rd driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a very hot month in Jizan: daytime highs average 35.0°C and nights cool to about 30.0°C. By daytime temperature it is the 3rd warmest of the 12 months.
Expect about 5.1 mm of rain on roughly 1 day, which makes September a very dry month (the 3rd driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 15 min on an average September day.
The nearest other city in this atlas is Şabyā (30 km away). In September its highs average 35.7°C, 0.7°C warmer than Jizan, with 28 mm of rain.
Among the 35 cities listed in Saudi Arabia, Jizan ranks 26th of 35 for the warmest September highs and 27th of 35 for the driest September (rainfall, lowest first). The mean September high of those 35 cities is 36.0°C; Jizan is 1.0°C cooler than that mean.
From September to October, average highs fall by 1.6°C to 33.5°C, and monthly rainfall rises from 5.1 mm to 23 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
Jizan climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 27.9°C23.0°C | 23.0°C | 14 | 3.5 | 11.211 h |
| February | 28.5°C23.4°C | 23.4°C | 5.4 | 1.2 | 11.612 h |
| March | 30.1°C24.8°C | 24.8°C | 10 | 1.8 | 12.012 h |
| April | 32.5°C27.0°C | 27.0°C | 9.9 | 1.1 | 12.513 h |
| May | 34.6°C28.9°C | 28.9°C | 2.8 | 0.4 | 12.913 h |
| June | 35.3°C29.6°C | 29.6°C | 1.3 | 0.2 | 13.113 h |
| July | 35.6°C29.9°C | 29.9°C | 13 | 1.2 | 13.013 h |
| August | 34.8°C29.8°C | 29.8°C | 20 | 2.4 | 12.713 h |
| September, selected | 35.0°C30.0°C | 30.0°C | 5.1 | 1.1 | 12.212 h |
| October | 33.5°C28.2°C | 28.2°C | 23 | 4.3 | 11.812 h |
| November | 30.9°C25.9°C | 25.9°C | 19 | 5.4 | 11.411 h |
| December | 28.8°C24.0°C | 24.0°C | 15 | 4.5 | 11.111 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
- Şabyā in SeptemberSaudi Arabia · 30 kmHigh 35.7°C · Low 29.2°C · 28 mm rain
- Abha in SeptemberSaudi Arabia · 148 kmHigh 24.6°C · Low 15.7°C · 190 mm rain
- Khamis Mushait in SeptemberSaudi Arabia · 158 kmHigh 29.2°C · Low 18.3°C · 35 mm rain
- Najrān in SeptemberSaudi Arabia · 180 kmHigh 34.4°C · Low 19.7°C · 0.1 mm rain
- ‘Amrān in SeptemberYemen · 202 kmHigh 24.2°C · Low 14.6°C · 34 mm rain
- Bariq in SeptemberSaudi Arabia · 236 kmHigh 35.4°C · Low 25.7°C · 70 mm rain
- Al Ḩudaydah in SeptemberYemen · 237 kmHigh 36.9°C · Low 29.3°C · 12 mm rain
- Sanaa in SeptemberYemen · 246 kmHigh 27.2°C · Low 14.7°C · 22 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 Jizan) is explained once on the Jizan year overview and on the Sources, method and limits page.