Click on a day for an hourly weather forecast
The temperatures in Uppsala in September are quite cold with temperatures between 9°C and 17°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Uppsala during the month of September. 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 Uppsala in September 2025.
If you’re planning to visit Uppsala in the near future, we highly recommend that you review the 14 day weather forecast for Uppsala before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | -1° / -5° | 5 | 9 | 18 | 45 mm | Awful | Uppsala in January |
| February | 0° / -5° | 4 | 9 | 16 | 40 mm | Awful | Uppsala in February |
| March | 4° / -2° | 6 | 12 | 13 | 42 mm | Awful | Uppsala in March |
| April | 10° / 2° | 5 | 21 | 5 | 42 mm | Bad | Uppsala in April |
| May | 15° / 6° | 6 | 24 | 1 | 69 mm | Good | Uppsala in May |
| June | 20° / 10° | 6 | 24 | 0 | 91 mm | Good | Uppsala in June |
| July | 22° / 13° | 7 | 24 | 0 | 109 mm | Ok | Uppsala in July |
| August | 21° / 12° | 6 | 25 | 0 | 91 mm | Good | Uppsala in August |
| September | 17° / 9° | 4 | 26 | 0 | 53 mm | Good | Uppsala in September |
| October | 10° / 4° | 6 | 24 | 1 | 64 mm | Ok | Uppsala in October |
| November | 5° / 1° | 6 | 18 | 6 | 54 mm | Awful | Uppsala in November |
| December | 0° / -3° | 7 | 11 | 13 | 49 mm | Awful | Uppsala in December |