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Crawley Weather by Month
Average temperatures, rainfall and humidity for Crawley, United Kingdom, month by month, built from OpenWeather's historical records. Use it to see what a typical Crawley month looks like before you travel — then check the live Crawley forecast for the days ahead.
Warmest month
July
23°C average high
Coolest month
January
2°C average low
Wettest month
January
103 mm of rain
Driest month
April
58 mm of rain
Average temperature and rainfall in Crawley by month
Averages of the daily highs and lows recorded in each month, with total rainfall, mean humidity and mean wind speed.
| Month | Avg high | Avg low | Record low / high | Rainfall | Humidity | Wind |
|---|---|---|---|---|---|---|
| January | 8°C | 2°C | -8°C / 14°C | 103 mm | 87% | 14 km/h |
| February | 9°C | 3°C | -9°C / 18°C | 79 mm | 84% | 16 km/h |
| March | 11°C | 4°C | -5°C / 20°C | 77 mm | 79% | 15 km/h |
| April | 14°C | 5°C | -3°C / 27°C | 58 mm | 73% | 13 km/h |
| May | 17°C | 9°C | 0°C / 32°C | 72 mm | 74% | 13 km/h |
| June | 21°C | 12°C | 6°C / 36°C | 65 mm | 74% | 13 km/h |
| July | 23°C | 14°C | 7°C / 38°C | 59 mm | 73% | 12 km/h |
| August | 22°C | 14°C | 4°C / 36°C | 64 mm | 76% | 12 km/h |
| September | 19°C | 11°C | 3°C / 32°C | 69 mm | 81% | 12 km/h |
| October | 15°C | 9°C | 0°C / 24°C | 99 mm | 86% | 13 km/h |
| November | 11°C | 6°C | -4°C / 17°C | 102 mm | 87% | 13 km/h |
| December | 9°C | 4°C | -5°C / 16°C | 88 mm | 88% | 15 km/h |
Best time to visit Crawley
The most comfortable time to visit Crawley is generally June to August, balancing mild daytime temperatures against the driest stretch of the year. The city has a moderate seasonal swing and rain concentrates around January, totalling about 936 mm a year.
Travellers who prefer heat should aim for July, when highs average 23°C. January is the month to avoid if rain would spoil your plans — it averages 103 mm, roughly 2× the rainfall of April.
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Crawley forecast for what is happening now.