Climate in Teheran, Iran

The graphs below show the monthly weather averages over the year.
* Data from weather station: Teheran, Iran.

Average day and night temperature

The mean minimum and maximum temperatures over the year. Show in Fahrenheit

Monthly hours of sunshine

The average monthly total hours of sunshine over the year

Monthly precipitation

The mean monthly precipitation over the year, including rain, snow, hail etc. Show in Inches

Monthly rainy days

The average number of days each month with rain, snow, hail etc.

Average humidity

The mean monthly relative humidity over the year

Average wind speed

The mean monthly wind speed over the year (in meters per second)

Weather Forecasts for Teheran

SAT Sep 18
34°C | 22°C

Partly cloudy

SUN Sep 19
33°C | 22°C

Partly cloudy

MON Sep 20
35°C | 23°C


The best time of year to visit Teheran in Iran

Teheran experiences mild springs and autumns. Long, hot and dry summers and short but cold winters. Since there is some difference in altitude in the city you have different micro climates. The higher northern Tehran is cooler and has a more pleasant microclimate than the southern city parts which is very flat and more warm.

Summers are warm and hot with very little rainfall, a relative low humidity and with cool night temperatures. Light precipitation falls mainly between late autumn and mid spring, but none of these months can be called wet. The average annual rainfall is not higher than 230 millimeters (9 inch). The average temperature in July is 30 degrees Celsius (86 ° Fahrenheit) in South Tehran and 25 ° Celsius (77 ° Fahrenheit) in the northern city parts, with some extremes of 40 ° Celsius (105°F).

Here are some average weather facts we collected from our historical climate data:

  • During the month of April and October you are most likely to experience good weather with pleasant average temperatures that fall between 20 degrees Celsius (68°F) and 25 degrees Celsius (77°F).
  • The hottest season / summer is in May, June, July, August and September.
  • The months of March have a high chance of precipitation.
  • Teheran has dry periods in June, July, August, September and October.
  • The warmest month is July with an average maximum temperature of 36°C (96°F).
  • The coldest month is January with an average maximum temperature of 7°C (44°F).
  • March is the most wet month. This month should be avoided if you are not a big fan of rain.
  • August is the driest month.
  • July is the most sunny month.
No idea where to travel to this year? We now have a tool which suggests which destination suits your ideal climate conditions. Find out where to go with our weather planner.