Click on a day for an hourly weather forecast
The weather in Slough in January is very cold with temperatures between 1°C and 6°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Slough during the month of January. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
You can expect a few days of snow in Slough during January. It’s important to get out your snow boots and warm mittens to stay warm while you explore Slough.
Our weather forecast can give you a great sense of what weather to expect in Slough in January 2025.
If you’re planning to visit Slough in the near future, we highly recommend that you review the 14 day weather forecast for Slough before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 6° / 1° | 6 | 19 | 5 | 47 mm | Awful | Slough in January |
| February | 7° / 1° | 7 | 17 | 5 | 43 mm | Bad | Slough in February |
| March | 10° / 2° | 5 | 24 | 2 | 40 mm | Bad | Slough in March |
| April | 12° / 3° | 4 | 25 | 1 | 38 mm | Ok | Slough in April |
| May | 15° / 6° | 5 | 26 | 0 | 53 mm | Good | Slough in May |
| June | 18° / 9° | 5 | 25 | 0 | 62 mm | Good | Slough in June |
| July | 19° / 11° | 4 | 27 | 0 | 59 mm | Good | Slough in July |
| August | 19° / 11° | 5 | 26 | 0 | 57 mm | Good | Slough in August |
| September | 17° / 9° | 3 | 27 | 0 | 36 mm | Good | Slough in September |
| October | 13° / 7° | 5 | 26 | 0 | 48 mm | Ok | Slough in October |
| November | 9° / 4° | 7 | 23 | 1 | 58 mm | Bad | Slough in November |
| December | 7° / 2° | 6 | 22 | 2 | 53 mm | Bad | Slough in December |