Click on a day for an hourly weather forecast
The temperatures in Karaj in May are comfortable with low of 15°C and and high up to 24°C.
You can expect about 3 to 8 days of rain in Karaj during the month of May. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Our weather forecast can give you a great sense of what weather to expect in Karaj in May 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 |