Click on a day for an hourly weather forecast
The temperatures in Tehran in October are comfortable with low of 15°C and and high up to 24°C.
You can expect up to 3 rainy days in Tehran during the month of October.
Our weather forecast can give you a great sense of what weather to expect in Tehran in October 2025.
If you’re planning to visit Tehran in the near future, we highly recommend that you review the 14 day weather forecast for Tehran before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 9° / 1° | 3 | 26 | 2 | 36 mm | Bad | Tehran in January |
| February | 10° / 3° | 3 | 24 | 2 | 42 mm | Bad | Tehran in February |
| March | 16° / 7° | 3 | 27 | 0 | 48 mm | Good | Tehran in March |
| April | 22° / 13° | 3 | 27 | 0 | 43 mm | Good | Tehran in April |
| May | 28° / 20° | 1 | 30 | 0 | 39 mm | Perfect | Tehran in May |
| June | 35° / 25° | 0 | 30 | 0 | 12 mm | Ok | Tehran in June |
| July | 38° / 28° | 0 | 31 | 0 | 5 mm | Bad | Tehran in July |
| August | 37° / 26° | 0 | 31 | 0 | 4 mm | Ok | Tehran in August |
| September | 32° / 22° | 0 | 30 | 0 | 3 mm | Good | Tehran in September |
| October | 24° / 15° | 1 | 30 | 0 | 25 mm | Perfect | Tehran in October |
| November | 14° / 7° | 3 | 27 | 0 | 51 mm | Good | Tehran in November |
| December | 10° / 3° | 1 | 29 | 0 | 31 mm | Ok | Tehran in December |