Weather in Tehran in October 2025
Average weather
Average temperature in Tehran in October
The temperature in October is +24°C on average, with a range between a maximum of +29°C during the day and a minimum of +9°C at night.
The average maximum temperature goes down 35% by the end of the month, compared with the beginning of the month, from +27°C to +20°C.
Is Tehran warm or cold in October?
Tehran is typically mild in October.
Maximum temperatures go down compared to the previous month from +30°C to +22°C. The minimum temperature also goes down from +18°C to +12°C.
Pack a light jacket as it will be warm in the day and cool in the evenings.
Take a look at how October is compared to other months in Tehran:
Climate in Tehran in October
| September | October | November | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +30°C | +22°C | +14°C | ||||
| Min. temperature | ||||||
| +7°C | -1°C | -11°C | ||||
| Max. temperature | ||||||
| +37°C | +32°C | +25°C | ||||
| Rainfall | ||||||
| 1 mm | 15 mm | 35 mm | ||||
| Wind | ||||||
| 2 m/s | 1 m/s | 1 m/s | ||||
| Humidity | ||||||
| 27% | 38% | 52% | ||||
| Air pressure | ||||||
| 1012 HPa | 1017 HPa | 1019 HPa | ||||
| Sunny days | ||||||
| 27 | 19 | 13 | ||||
| Cloudy days | ||||||
| 2 | 6 | 8 | ||||
| Rainy days | ||||||
| 1 | 5 | 8 | ||||
| Snowy days | ||||||
| 0 | 0 | 1 | ||||
October weather is still as good as in September. It’s getting colder in October. From +30°C in the day, the average maximum temperature lowers to +22°C. Prepare for more rain. Average rainfall goes from 1 mm to 15 mm. Humidity rises from 27% to 38%. Winds are calmer in comparison to September, going down from 2 m/s to 1 m/s on average. The days becoming less sunny, going from 27 sunny days in September to 19 in October.
November brings much the same weather, it remains good.
Wind
The average wind speed is 3 m/s getting up to 7 m/s which is a medium breeze. You can feel it, especially getting out of the water.
The average wind speed in Tehran is gradually increasing during October, going from 1 m/s to 1 m/s over the course of the month.
Rain
How was the weather last October in Tehran?
Climate Change over Years
The climate in Tehran in October 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 October a good time to visit Tehran?
Can you sunbathe in Tehran in October?
Is Tehran rainy in October?
Is it sunny in Tehran in October?
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.