Iran weather in September 2025

Expect 30°C daytime maximum temperatures in the shade with on average 10 hours of sunshine per day in Iran in September. Check more long-term weather averages for Iran in September before you book your next holiday to Iran in 2025/2026.

• 30
  30°C max day temperature
• 10
  10 hours of sunshine per day
• 2
  2 days with some rainfall
• 17
  17°C min night temperature
• 12
  12 hours of daylight per day
• M
  Moderate heat & humidity
• 3
  3 mm of monthly rainfall
• 9
  9 (Very High) UV index

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The September weather guide for Iran (Tehran) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Top Iran destinations

Below are average maximum temperatures at popular countries, regions and places in Iran in September. Select a holiday destination to see more weather parameters.

• 34
  Kashan
• 33
  Shiraz
• 31
  Isfahan
• 30
  Tehran
• 28
  Mashad
• 28
  Tabriz

All Iran destinations

• Abyaneh
• Ahvaz
• Ardabil
• Isfahan
• Kashan
• Kerman
• Kermanshah
• Kish Island
• Mashad
• Masouleh
• Sari
• Shiraz
• Tabriz
• Tehran
• Yazd
• Zahedan

Metric (°C / mm)  |  Imperial (°F / inches)

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Iran September sunrise & sunset times

Browse the sunrise and sunset times for Iran in September 2025. Select a month to view Iran sunrise and sunset times for the next 12 months. The Iran sunrise and sunset times shown below are for Tehran.

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