Best Time to Visit Tehran
Best time: Sep, Jun, May, Aug.
Jul is warmest (35.6°C high); Mar is rainiest (42 mm).
Tehran weather by month
| Month | High °C | Low °C | Rain mm | Sun hrs |
|---|---|---|---|---|
| Jan | 7.1 | -0.1 | 39 | 3.8 |
| Feb | 10.1 | 1.5 | 36 | 5.1 |
| Mar | 14.6 | 5.5 | 42 | 6.5 |
| Apr | 21.8 | 11.6 | 26 | 8.1 |
| May | 27 | 16.2 | 17 | 10 |
| Jun | 33 | 21.1 | 5 | 11.6 |
| Jul | 35.6 | 23.8 | 3 | 11.4 |
| Aug | 34.2 | 22.9 | 2 | 10.5 |
| Sep | 29.9 | 18.9 | 2 | 9 |
| Oct | 22.7 | 12.7 | 19 | 6.6 |
| Nov | 15.5 | 6.8 | 26 | 4.9 |
| Dec | 9.2 | 2 | 36 | 3.6 |
Average high temperature
Best months by activity
Overall: SepJunMayAug
Beaches: JulJunAugSep
Hiking: MayAprOctNov
Sightseeing: SepMayAprJun
Tehran quick facts
What to pack
Hot months (Jul, Aug): light clothes, sunscreen, hat.
Cold months (Jan, Feb, Dec): warm layers and a coat.
Frequently asked questions
When is the best time to visit Tehran?
Sep, Jun, May, Aug.
What is the rainiest month?
Mar, about 42 mm.
What is the warmest month?
Jul, with average highs of 35.6°C.
Where to stay
Book Tehran hotels · Tehran tours & activities
All destinations · Best time to visit Qarchak · Best time to visit Golestan · Best time to visit Shahre Jadide Andisheh · Best time to visit Kamalshahr
Climate data: Open-Meteo Historical (ERA5), 1991–2020 climate normals.
Licensed under CC BY 4.0.
Open-Meteo.