Climate in Flensburg: average temperature by month
In Flensburg the warmest month is August, with 21.3 °C on average in the afternoon; the coolest is January, with 4.1 °C.
The average of the weather stations Wrixum/Fohr (59 km), Nordby (Fano) (99 km) and Hamburg Fuhlsbuettel (133 km); nearer ones count more.
| Month | Average high | Coolest to warmest day |
|---|---|---|
| January | 4.1 °C | 4.0 °C – 4.3 °C |
| February | 4.5 °C | 3.9 °C – 5.5 °C |
| March | 7.3 °C | 5.6 °C – 9.3 °C |
| April | 11.6 °C | 9.4 °C – 13.8 °C |
| May | 16.4 °C | 14.0 °C – 18.2 °C |
| June | 19.5 °C | 18.3 °C – 20.5 °C |
| July | 21.2 °C | 20.6 °C – 21.9 °C |
| August | 21.3 °C | 20.2 °C – 21.9 °C |
| September | 18.0 °C | 15.7 °C – 20.1 °C |
| October | 13.3 °C | 10.9 °C – 15.6 °C |
| November | 8.1 °C | 6.0 °C – 10.8 °C |
| December | 5.2 °C | 4.4 °C – 5.9 °C |