Climate in Slough: average temperature by month
In Slough the warmest month is July, with 22.9 °C on average in the afternoon; the coolest is January, with 7.8 °C.
The average of the weather stations Oxford (54 km), Pte De La Hague (220 km) and Abbeville (229 km); nearer ones count more.
| Month | Average high | Coolest to warmest day |
|---|---|---|
| January | 7.8 °C | 7.6 °C – 8.2 °C |
| February | 8.8 °C | 8.2 °C – 9.3 °C |
| March | 11.3 °C | 9.4 °C – 12.8 °C |
| April | 14.3 °C | 13.0 °C – 15.6 °C |
| May | 17.7 °C | 15.8 °C – 19.2 °C |
| June | 20.9 °C | 19.3 °C – 22.1 °C |
| July | 22.9 °C | 22.1 °C – 23.4 °C |
| August | 22.3 °C | 21.1 °C – 23.1 °C |
| September | 19.3 °C | 17.2 °C – 21.0 °C |
| October | 15.1 °C | 12.9 °C – 17.1 °C |
| November | 10.8 °C | 9.1 °C – 12.8 °C |
| December | 8.6 °C | 8.0 °C – 8.9 °C |