Weather in Tehran in July 2025
- July is usually the hottest month of the year in Tehran;
Average weather
Average temperature in Tehran in July
The temperature in July is +37°C on average, with a range between a maximum of +40°C during the day and a minimum of +21°C at night.
The average maximum temperature goes up 5% by the end of the month, compared with the beginning of the month, from +36°C to +37°C.
Is Tehran warm or cold in July?
Tehran is typically hot in July.
Maximum temperatures go up compared to the previous month from +33°C to +35°C. The minimum temperature also goes up from +20°C to +24°C.
Make sure that you pack your summer linen and swimming costumes; it’s probably going to be hot.
July is the hottest month in Tehran, here is the comparison with other months:
Climate in Tehran in July
| June | July | August | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +33°C | +35°C | +34°C | ||||
| Min. temperature | ||||||
| +10°C | +13°C | +13°C | ||||
| Max. temperature | ||||||
| +41°C | +42°C | +41°C | ||||
| Rainfall | ||||||
| 2 mm | 1 mm | 1 mm | ||||
| Wind | ||||||
| 2 m/s | 2 m/s | 2 m/s | ||||
| Humidity | ||||||
| 24% | 24% | 25% | ||||
| Air pressure | ||||||
| 1008 HPa | 1006 HPa | 1008 HPa | ||||
| Sunny days | ||||||
| 22 | 24 | 27 | ||||
| Cloudy days | ||||||
| 4 | 5 | 3 | ||||
| Rainy days | ||||||
| 2 | 1 | 1 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
July weather is still as good as in June. It’s getting warmer as July arrives. The average maximum temperature goes up from +33°C to +35°C during the day. As July arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 2 mm to 1 mm. Humidity levels don’t change as the month goes on, averaging around 24%. The average wind speed doesn’t change much during July, staying around 2 m/s. The good news is there are likely to be more sunny days in July, from 22 to 24.
August brings much the same weather, it remains good.
Wind
The average wind speed is 3 m/s getting up to 5 m/s which is a light breeze; barely moving the tree leaves.
The average wind speed in Tehran is gradually decreasing during July, going from 5 m/s to 2 m/s over the course of the month.
Rain
How was the weather last July in Tehran?
Climate Change over Years
The climate in Tehran in July has not changed much over the last 43 years.
The average temperature was the lowest in 1982 (+18°C) and the highest in 2021 (+24°C). The driest year was 2008 with only 117 mm of rainfall, and the wettest year was 2020 with 366 mm.
FAQ
Is July a good time to visit Tehran?
Can you sunbathe in Tehran in July?
Is Tehran rainy in July?
Is it sunny in Tehran in July?
Other cities in Iran
Monthly weather in Tehran
Source of the data
For this page, we’ve looked at the typical weather in Tehran, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.