Horsham Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Horsham.
Climate overview of Horsham
Horsham, West Sussex, United Kingdom, sees big temperature differences between seasons, with July peaking at 22°C (72°F) and January dropping to 9°C (48°F).
The city receives around 760 mm (30 in) of rain/snowfall per year. It experiences warm summers and cold winters. November is the wettest month and March the driest.
Horsham Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Horsham - and find the best time to visit.
Monthly Temperature in Horsham
Visitors to Horsham can expect significant temperature changes throughout the year. On average, daytime temperatures range from a comfortable 22°C (72°F) in July to a chilly 9°C (48°F) in January.
Nighttime temperatures range from 14°C (57°F) in July to 3°C (37°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Horsham
Generally, Horsham experiences moderate precipitation patterns, averaging 760 mm (30 in) yearly. The wettest period in Horsham occurs in November, which receives around 77 mm (3 in) of precipitation. During the driest month, March, Horsham experiences moderate rainfall, totaling 50 mm (2 in). The consistent precipitation levels throughout the year contribute to a relatively stable climate. For more details, please visit our Horsham Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Best Time to Visit Horsham
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: June, July, August and September
- Warmest weather: July and August
- Fewest rainy days: June, July, August and September
- Seasonal pattern: Warm summers and cold winters
Frequently asked questions about the climate in Horsham
What is the best time to visit Horsham?
June, July, August and September typically offer the most optimal weather in Horsham. In contrast, January, February and December tend to have less optimal conditions. Horsham has warm summers and cold winters.
What temperatures can I expect in Horsham?
Daytime highs range from 9°C (48°F) in January to 22°C (72°F) in July. Nighttime lows range from 3°C (37°F) to 14°C (57°F). Temperatures vary considerably through the year.
How much rain does Horsham get?
Annual rainfall is around 760 mm (30 in). November is the wettest month with 77 mm (3 in), while March is the driest with 50 mm (2 in).
Horsham 3-Day Forecast
Horsham 3-Day Forecast
Horsham on the map
Horsham is highlighted - select any city to see its climate.
Popular this month
Where to go in July - average daytime high across popular destinations.
London
23°C (73°F) Bath22°C (72°F) York22°C (72°F) Manchester
21°C (70°F) Edinburgh
19°C (66°F) Glasgow19°C (66°F) Torquay20°C (68°F) Blackpool19°C (66°F) 
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