Climate averages 1991–2020
Yasuj weather
in September.
A hot, very dry month: the 4th warmest and the 2nd driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a hot month in Yasuj: daytime highs average 29.9°C and nights cool to about 13.1°C. By daytime temperature it is the 4th 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 23 min on an average September day.
The nearest other city in this atlas is Dogonbadan (83 km away). In September its highs average 37.6°C, 7.6°C warmer than Yasuj, with 1.4 mm of rain.
Among the 128 cities listed in Iran, Yasuj ranks joint 66th of 128 for the warmest September highs and joint 28th of 128 for the driest September (rainfall, lowest first). The mean September high of those 128 cities is 31.0°C; Yasuj is 1.1°C cooler than that mean.
From September to October, average highs fall by 6.1°C to 23.8°C, and monthly rainfall rises from under 1 mm to 9.6 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
Yasuj climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 6.2°C-4.4°C | -4.4°C | 170 | 10.7 | 10.410 h |
| February | 7.8°C-2.5°C | -2.5°C | 145 | 10.2 | 11.111 h |
| March | 12.6°C1.0°C | 1.0°C | 146 | 10.6 | 12.012 h |
| April | 18.9°C6.2°C | 6.2°C | 75 | 9.0 | 12.913 h |
| May | 25.3°C10.6°C | 10.6°C | 17 | 3.6 | 13.714 h |
| June | 31.4°C14.1°C | 14.1°C | 1.1 | 0.4 | 14.114 h |
| July | 34.0°C17.3°C | 17.3°C | 1.2 | 0.4 | 13.914 h |
| August | 33.6°C16.6°C | 16.6°C | 0.4 | 0.2 | 13.313 h |
| September, selected | 29.9°C13.1°C | 13.1°C | 0.5 | 0.2 | 12.412 h |
| October | 23.8°C8.7°C | 8.7°C | 9.6 | 2.0 | 11.411 h |
| November | 15.6°C3.6°C | 3.6°C | 78 | 6.4 | 10.611 h |
| December | 9.9°C-1.4°C | -1.4°C | 133 | 8.2 | 10.210 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
- Dogonbadan in SeptemberIran · 83 kmHigh 37.6°C · Low 21.4°C · 1.4 mm rain
- Kāzerūn in SeptemberIran · 117 kmHigh 36.0°C · Low 21.2°C · 1.2 mm rain
- Behbahān in SeptemberIran · 129 kmHigh 40.2°C · Low 23.7°C · 1.4 mm rain
- Shahr-e Ṣadrā in SeptemberIran · 131 kmHigh 29.5°C · Low 14.7°C · 0.1 mm rain
- Marvdasht in SeptemberIran · 146 kmHigh 32.1°C · Low 14.2°C · 0 mm rain
- Shiraz in SeptemberIran · 149 kmHigh 32.4°C · Low 20.0°C · 0.5 mm rain
- Shahreẕā in SeptemberIran · 151 kmHigh 29.4°C · Low 14.8°C · 0.1 mm rain
- Borāzjān in SeptemberIran · 160 kmHigh 40.3°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 Yasuj) is explained once on the Yasuj year overview and on the Sources, method and limits page.