Click on a day for an hourly weather forecast
The temperatures in Yerevan in September are comfortable with low of 13°C and and high up to 30°C.
The wather in Yerevan in September 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 Yerevan in September 2025.
If you’re planning to visit Yerevan in the near future, we highly recommend that you review the 14 day weather forecast for Yerevan before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 1° / -7° | 5 | 20 | 6 | 27 mm | Awful | Yerevan in January |
| February | 6° / -5° | 4 | 19 | 5 | 23 mm | Awful | Yerevan in February |
| March | 12° / 0° | 4 | 25 | 3 | 42 mm | Bad | Yerevan in March |
| April | 19° / 6° | 4 | 27 | 0 | 48 mm | Good | Yerevan in April |
| May | 25° / 10° | 5 | 27 | 0 | 45 mm | Perfect | Yerevan in May |
| June | 32° / 14° | 2 | 28 | 0 | 33 mm | Good | Yerevan in June |
| July | 36° / 18° | 1 | 30 | 0 | 22 mm | Ok | Yerevan in July |
| August | 35° / 18° | 1 | 30 | 0 | 15 mm | Ok | Yerevan in August |
| September | 30° / 13° | 1 | 29 | 0 | 17 mm | Good | Yerevan in September |
| October | 22° / 8° | 1 | 30 | 0 | 21 mm | Good | Yerevan in October |
| November | 12° / 2° | 1 | 28 | 0 | 15 mm | Ok | Yerevan in November |
| December | 5° / -3° | 4 | 25 | 2 | 23 mm | Awful | Yerevan in December |