The climate in Horsham during April can be summarized as mild and reasonably dry.
April is in the fall / autumn in Horsham and is typically the 6th warmest month of the year. Daytime maximum temperatures average around 21°C (70°F), whilst at night 8°C (47°F) is normal.
Daytime temperature | 21.4°C 70.4°F |
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Nightly temperature | 8.3°C 46.9°F |
Average temperature | 14.8°C 58.6°F |
Daily sunshine | 6.2 hrs |
Avg rainfall | 32 mm 1.3 ins |
Rainy days | 7 days |
Sea temperature | 18.1°C 64.7°F |
Humidity | 61% |
Windspeed | 13.3kph 8 mph |
On average April is the 5th driest month of the year in Horsham with around 32mm 1.3 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 7 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.2 hours of sunshine per day.
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Horsham in April 2025.
Hottest month: | February | 28.9°C 84°F |
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Driest month: | December | 25mm 1ins |
Sunniest month: | February | 9.4hrs |
Coldest month: | July | 13°C 55.4°F |
Wettest month: | August | 55mm 2.2ins |