Tehran weather in September 2025

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

  • 30°C maximum daytime temperature in September in Tehran30
    30°C max day temperature
  • 10 hours of sunshine per day
  • 2 days with some rainfall in September in Tehran2
    2 days with some rainfall
  • 17°C minimum night-time temperature in September in Tehran17
    17°C min night temperature
  • 12 hours of daylight per day in September in Tehran12
    12 hours of daylight per day
  • Moderate heat & humidity in September in TehranM
    Moderate heat & humidity
  • 3 mm monthly rainfall in September in Tehran3
    3 mm of monthly rainfall
  • UV (maximum) index 9 (Very High) in September in Tehran9
    9 (Very High) UV index

More about Tehran

Tehran by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Iran

Wild Frontiers: Top deals on Iran tours

  • Check out top deals on tours to Iran
  • Explore places to visit & most popular itineraries
  • Filter deals by experience, duration, level & price
Go to Wild Frontiers deal >>

View all Wild Frontiers offers

Wild FrontiersTour deal finder

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.

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

Back to top

How hot is it in Tehran in September?

Daytime temperatures usually reach 30°C in Tehran in September with moderate heat and humidity, falling to 17°C at night.

How sunny is it in Tehran in September?

There are normally 10 hours of bright sunshine each day in Tehran in September - that's 80% of daylight hours.

Does it ever rain in Tehran in September?

There are usually 2 days with some rain in Tehran in September and the average monthly rainfall is 3mm.

Tehran September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 05:36 18:32
Monday, 15th September 2025 05:47 18:11
Tuesday, 30th September 2025 05:58 17:50

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^