Click on a day for an hourly weather forecast
The temperatures in Karaj in October are usually low and can range between 10°C and 19°C.
The wather in Karaj in October can vary between cold and nice weather days. Expect a few rainy days but usually not more than 3.
Our weather forecast can give you a great sense of what weather to expect in Karaj in October 2025.
If you’re planning to visit Karaj in the near future, we highly recommend that you review the 14 day weather forecast for Karaj before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 4° / -4° | 4 | 21 | 5 | 52 mm | Awful | Karaj in January |
| February | 5° / -3° | 4 | 19 | 5 | 58 mm | Awful | Karaj in February |
| March | 11° / 2° | 5 | 25 | 1 | 64 mm | Ok | Karaj in March |
| April | 18° / 9° | 5 | 25 | 0 | 66 mm | Good | Karaj in April |
| May | 24° / 15° | 3 | 28 | 0 | 55 mm | Perfect | Karaj in May |
| June | 31° / 20° | 0 | 30 | 0 | 18 mm | Good | Karaj in June |
| July | 34° / 22° | 1 | 30 | 0 | 15 mm | Ok | Karaj in July |
| August | 32° / 20° | 0 | 31 | 0 | 9 mm | Good | Karaj in August |
| September | 27° / 16° | 0 | 30 | 0 | 7 mm | Perfect | Karaj in September |
| October | 19° / 10° | 2 | 29 | 0 | 35 mm | Good | Karaj in October |
| November | 9° / 2° | 3 | 26 | 1 | 58 mm | Ok | Karaj in November |
| December | 6° / -2° | 4 | 25 | 2 | 43 mm | Awful | Karaj in December |