Climate Insights for Teheran

The climate in Teheran is hot. The average annual temperature is 26°C and approximately 3,311 mm of precipitation falls per year. Teheran receives a notable amount of rainfall throughout the year, including during its driest month. Teheran sits near the equator, so seasonal temperature differences are minimal throughout the year.The climate in Teheran is hot. The average annual temperature is 79°F and approximately 130.4 in of precipitation falls per year. Teheran receives a notable amount of rainfall throughout the year, including during its driest month. Teheran sits near the equator, so seasonal temperature differences are minimal throughout the year.

Teheran has relatively stable temperatures year-round, staying within a 2°C range. The warmest month is May, when average highs reach 27°C and the mean temperature sits around 27°C. November is the coolest month, with minimum temperatures around 25°C and an average of 25°C. Daily temperature variation is modest, with an average difference of 1°C between highs and lows.Teheran has relatively stable temperatures year-round, staying within a 4°F range. The warmest month is May, when average highs reach 81°F and the mean temperature sits around 80°F. November is the coolest month, with minimum temperatures around 77°F and an average of 78°F. Daily temperature variation is modest, with an average difference of 2°F between highs and lows.

Teheran is a very wet location, receiving approximately 3,311 mm of precipitation annually, which averages out to around 276 mm per month. The wettest month is January, averaging 532 mm of rainfall. February and May also tend to see above-average precipitation. The driest month is November, with just 120 mm. That's 411 mm less than January, the wettest month. Precipitation varies noticeably between seasons, with the first half (January to June) of the year generally seeing more rainfall.Teheran is a very wet location, receiving approximately 130.4 in of precipitation annually, which averages out to around 10.9 in per month. The wettest month is January, averaging 20.9 in of rainfall. February and May also tend to see above-average precipitation. The driest month is November, with just 4.7 in. That's 16.2 in less than January, the wettest month. Precipitation varies noticeably between seasons, with the first half (January to June) of the year generally seeing more rainfall.

Teheran is mildly breezy, with an average annual wind speed of 16km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is September, averaging 20km/h, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in March, with average winds dropping to 10km/h, making it an ideal period for wind-sensitive activities. Wind speeds vary significantly across the year, with a 10km/h difference between the calmest and windiest months. This level of variation is worth factoring into travel plans. Wind tends to pick up during the summer months. The seasonal averages are 14km/h in winter, 12km/h in spring, 18km/h in summer, 20km/h in autumn.Teheran is moderately windy, with an average annual wind speed of 10mph. For context, sustained winds below 7mph are generally light, while anything above 16mph is considered strong. The windiest month is September, averaging 13mph, which can feel quite blustery and may affect outdoor activities. The calmest conditions occur in March, with average winds dropping to 6mph, making it an ideal period for wind-sensitive activities. Wind speeds vary significantly across the year, with a 7mph difference between the calmest and windiest months. This level of variation is worth factoring into travel plans. Wind tends to pick up during the summer months. The seasonal averages are 9mph in winter, 8mph in spring, 11mph in summer, 12mph in autumn.

The table below shows monthly climate averages for Teheran based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.The table below shows monthly climate averages for Teheran based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Fahrenheit (°F). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in miles per hour (mph). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.