Climate of Tehran
Tehran has a semi-arid climate. It hardly rains here. The average annual temperature for Tehran is 19° degrees and there is about 206 mm of rain in a year. It is dry for 200 days a year with an average humidity of 35% and an UV-index of 4.
Climate averages for the whole year
- Day: the average daily temperature during the day is between 6°C and 33°C
- Night:the average nighttime temperature is between -3°C and 23°C
- Rain: it rains 88 days and there is a total of approximately 205 mm rainfall
- Snow: it snows an average of 8 days per year
- Sun hours: throughout the year there are 3599 sun hours
Maximum temperature: | between 6°C and 33°C |
Warmest month: | 33°C in July |
Coldest month: | 6°C in January |
Night temperature: | between -3°C and 23°C |
Dry days: | 269 days |
Days with rain: | 88 days |
Days with snow: | 8 days |
Total rain sum: | 205 mm |
Hours of sunshine: | 3599 hours |
Temperature graph
This graph shows the average maximum temperature (red) and minimum temperature (blue) for Tehran.
Precipitation graph
This graph shows the average amount of rainfall per month for Tehran.
Climate table of Tehran
In this climate table you can see at a glance what the average weather per month is for Tehran. The data has been collected over a 30-year period, from which an average per month has been derived. From year to year the differences may be larger or smaller, but with this climate table you have a good idea of what the weather for Tehran might be like in a given month.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Day temp. (°C) | 6 | 7 | 13 | 18 | 24 | 30 | 33 | 31 | 27 | 20 | 11 | 7 |
Night temp. (°C) | -3 | -1 | 4 | 9 | 15 | 20 | 23 | 22 | 18 | 12 | 4 | -1 |
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
Precipitation (mm) | 20 | 16 | 23 | 25 | 28 | 16 | 9 | 8 | 7 | 16 | 20 | 17 |
Days with rain | 7 | 8 | 11 | 12 | 12 | 6 | 4 | 3 | 3 | 6 | 9 | 7 |
Days with snow | 3 | 3 | 1 | - | - | - | - | - | - | - | - | 1 |
Dry days | 21 | 17 | 19 | 18 | 19 | 24 | 27 | 28 | 27 | 25 | 21 | 23 |
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
Sun hours per day | 7 | 7 | 10 | 12 | 12 | 12 | 12 | 12 | 12 | 7 | 7 | 7 |
Wind force (Bft) | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 2 |
UV-index | 2 | 2 | 3 | 5 | 6 | 7 | 7 | 7 | 5 | 4 | 3 | 2 |
Best time to visit Tehran
The best time to visit Tehran in Iran is from April through June and August through October. In this period you have a warm temperature and almost no precipitation. The highest average temperature in Tehran is 33°C in July and the lowest is 6°C in January.
Climate of Tehran by month
What is the average climate in a given month for Tehran? Click on a month to see all monthly averages for sunshine, maximum and minimum temperatures, percent chance of rain per day, snowfall and number of rainy days.
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