What’s the climate like in Tehran?
The current climate of Tehran features average monthly temperatures ranging from highs of 38°C during the day to lows of 12°C. The average yearly temperature is around 26°C. At night, temperatures in the colder months average around 2°C and in the warmer months around 26°C.
The highest temperature recorded in Tehran in recent years was 45°C in August 2020. The lowest daytime temperature recorded was -5°C in February 2014.
On average, Tehran gets 145 mm of precipitation each year. Of this, about 8,7 cm is snowfall. For comparison, London gets 701 mm of precipitation each year.
Best time to visit Tehran?
The best time to visit Tehran for sunny weather is March through May, September and October. During this period, you'll have good temperatures and not too much rain, making it a great time to visit Tehran. In the other months of the year, there's too much rain or the temperature isn't ideal for a visit if you want sunny and pleasant weather.
Climate Table of Tehran
The climate table of Tehran shows the average temperatures, precipitation, snow, and UV index per month. The table gives an overview of the average day and night temperatures in degrees Celsius, the total amount of precipitation in millimetres, the total snowfall in centimetres, and the UV index for each month. Precipitation is always measured as water, even if it's snow or hail.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
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| Temp. max (°C) | 12 | 13 | 21 | 28 | 32 | 37 | 38 | 38 | 35 | 25 | 17 | 15 |
| Temp. min (°C) | 2 | 4 | 10 | 15 | 20 | 25 | 26 | 25 | 22 | 15 | 8 | 4 |
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| Precipitation (mm) | 14 | 22 | 21 | 14 | 7,9 | 1,4 | 4,1 | 0,1 | 0,1 | 23 | 21 | 16 |
| Snow (cm) | 4,5 | 3,1 | 0,1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0,4 | 0,6 |
| UV Index | 6 | 7 | 8 | 9 | 10 | 10 | 9 | 10 | 9 | 7 | 5 | 5 |
Click on the month name to see more weather details, like daily averages, temperatures, and precipitation for the past years in that month.
- Average yearly temperature: 26°C
- Highest temperature: 38°C in July and August
- Lowest temperature: 12°C in January
- Precipitation*: 145 mm per year, averaging 12 mm per month
- Snowfall: 8,7 cm per year
- Driest months: 0,1 mm in August, September and 1,4 mm in June
- Wettest months: 23 mm in October, 22 mm in February and 21 mm in March
*Precipitation is measured as a combination of rain, snow, and hail
Table of Contents
Average Temperature per Month in Tehran
This graph shows the average maximum temperatures per month in Tehran, Iran. The temperatures are shown in degrees Celsius and the average is calculated based on the recorded temperatures per month from past years.
Average Precipitation per Month in Tehran
This graph shows how much precipitation Tehran, Iran, gets on average per month. Precipitation is always measured as water, even if it's snow or hail. This makes it easy to compare how much has fallen, regardless of the form of precipitation. The amount of precipitation is measured in millimetres and the average is calculated based on the recorded precipitation per month from past years.
Average Snowfall per Month in Tehran
This graph shows how much snow Tehran, Iran, gets on average per month. The amount of snowfall is measured in centimetres and the average is calculated based on the recorded snowfall per month from past years.
Average UV Index per Month in Tehran
This graph shows the average UV index per month in Tehran, Iran. The UV index indicates the intensity of ultraviolet radiation and ranges from 0 to a maximum of 11.
Yearly Temperature in Tehran
This graph shows the average yearly temperature in Tehran, Iran. The yearly temperature, expressed in degrees Celsius, is the average of all twelve monthly temperatures summed up for that year.
Total Yearly Precipitation in Tehran
This chart shows the total yearly precipitation in Tehran, Iran, over the past few years. The total yearly precipitation, measured in millimetres, is the sum of all the rain that fell in the twelve months of that year.
Total Yearly Snowfall in Tehran
This chart shows the total yearly snowfall in Tehran, Iran, over the past few years. The total yearly snowfall, measured in centimetres, is the sum of all the snow that fell in the twelve months of that year.
Weather experiences in Tehran
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Average Weather in Tehran by Month
Click on a month below to see detailed weather info for Tehran. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
