+51.5095° · -0.5954° · ELEV 0m
Slough
United Kingdom · England
Monthly weather averages for Slough, United Kingdom — temperature highs and lows, rainfall, sunshine hours by month, and the best time to visit.
№ 01
July → JanuaryClimate Overview
Slough has a temperate climate. The warmest month is July (23°C average high) and the coolest is January (8°C).
№ 02
725 mm / yearRainfall by Month
Slough sees 725 mm of rain a year. The wettest month is October (81 mm); the driest is April (44 mm).
№ 03
June–SeptemberBest Time to Visit
June–September
12°C – 23°C · 10.2h sun
The best time to visit Slough is June–September, when temperatures average 12°C–23°C with 10.2 sunshine hours per day.
Some visitors prefer April–May for cooler, drier conditions.
№ 04
12 months · °C · mm · hoursMonthly Breakdown
| January | 7.7°C | 2.0°C | 65 mm | 4.3 h | 08:01 | 16:21 |
|---|---|---|---|---|---|---|
| February | 8.8°C | 2.6°C | 51 mm | 5.4 h | 07:16 | 17:16 |
| March | 10.8°C | 3.6°C | 56 mm | 6.9 h | 06:17 | 18:05 |
| April | 13.8°C | 4.8°C | 44 mm | 9.5 h | 06:06 | 19:57 |
| May | 17.0°C | 8.3°C | 59 mm | 10.6 h | 05:10 | 20:46 |
| June | 20.6°C | 11.7°C | 57 mm | 11.1 h | 04:44 | 21:21 |
| July | 22.5°C | 13.9°C | 57 mm | 11.4 h | 05:02 | 21:13 |
| August | 21.6°C | 13.4°C | 66 mm | 10.0 h | 05:47 | 20:26 |
| September | 19.5°C | 11.5°C | 50 mm | 8.4 h | 06:36 | 19:18 |
| October | 15.3°C | 8.9°C | 81 mm | 6.2 h | 07:25 | 18:10 |
| November | 10.9°C | 5.4°C | 71 mm | 4.5 h | 07:20 | 16:14 |
| December | 9.0°C | 4.0°C | 68 mm | 3.5 h | 08:01 | 15:53 |