Climate in Västerås: average temperature by month
In Västerås the warmest month is July, with 22.9 °C on average in the afternoon; the coolest is January, with 0.1 °C.
Measured at the weather station Vasteras-Hasslo, 5 km away.
| Month | Average high | Coolest to warmest day |
|---|---|---|
| January | 0.1 °C | -0.2 °C – 0.2 °C |
| February | 0.8 °C | 0.0 °C – 2.4 °C |
| March | 5.0 °C | 2.7 °C – 7.7 °C |
| April | 10.7 °C | 7.9 °C – 13.5 °C |
| May | 16.8 °C | 13.7 °C – 19.2 °C |
| June | 21.0 °C | 19.3 °C – 22.3 °C |
| July | 22.9 °C | 22.4 °C – 23.4 °C |
| August | 21.2 °C | 19.1 °C – 23.0 °C |
| September | 16.5 °C | 13.6 °C – 19.0 °C |
| October | 10.2 °C | 7.7 °C – 13.3 °C |
| November | 4.7 °C | 2.3 °C – 7.5 °C |
| December | 1.4 °C | 0.3 °C – 2.2 °C |