Climate in Luzern: average temperature by month
In Luzern the warmest month is July, with 22.5 °C on average in the afternoon; the coolest is January, with 2.6 °C.
The average of the weather stations Zuerich/Fluntern (42 km), Basel Binningen (77 km) and Saentis (82 km); nearer ones count more.
| Month | Average high | Coolest to warmest day |
|---|---|---|
| January | 2.6 °C | 2.1 °C – 3.4 °C |
| February | 4.7 °C | 3.5 °C – 6.2 °C |
| March | 8.6 °C | 6.2 °C – 10.6 °C |
| April | 12.4 °C | 10.7 °C – 14.2 °C |
| May | 16.5 °C | 14.3 °C – 18.8 °C |
| June | 20.7 °C | 18.9 °C – 22.3 °C |
| July | 22.5 °C | 21.9 °C – 23.1 °C |
| August | 22.1 °C | 20.3 °C – 22.9 °C |
| September | 17.9 °C | 15.1 °C – 20.2 °C |
| October | 12.9 °C | 10.3 °C – 14.9 °C |
| November | 6.6 °C | 3.9 °C – 10.0 °C |
| December | 3.3 °C | 3.0 °C – 3.8 °C |