Rowlands Castle Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Rowlands Castle.
Climate overview of Rowlands Castle
Temperatures in Rowlands Castle, West Sussex, United Kingdom, vary greatly throughout the year. July is the hottest month at 22°C (72°F), while January is the coldest at 9°C (48°F).
With around 844 mm (33 in) of annual rainfall, the city has moderate precipitation levels. November is the wettest month and March the driest. It also has pleasant summers and cold winters. July is the sunniest month, averaging 7.4 hours of sunshine per day.
Rowlands Castle Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Rowlands Castle - and find the best time to visit.
Monthly Temperature in Rowlands Castle
The climate in Rowlands Castle is known for significant temperature differences throughout the year, making the weather dynamic. Typically, average maximum daytime temperatures range from a pleasant 22°C (72°F) in July to a chilly 9°C (48°F) in the coolest month, January.
Nights vary from 14°C (57°F) in July to around 4°C (39°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Rowlands Castle
Generally, Rowlands Castle receives mid-range precipitation levels, with 844 mm (33 in) annually. Rowlands Castle offers a pleasant mix of wetter and slightly drier months. The difference in precipitation between the wettest month November (92 mm (3.6 in)) and the driest month March (54 mm (2.1 in)) is not too significant. For more details, please visit our Rowlands Castle Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Rowlands Castle
For those who appreciate different seasons, Rowlands Castle serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 7.4 hours of sunshine daily, and embrace the darker days in December, offering only 1.8 hours of daily sunlight.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Humidity in Rowlands Castle by Month
The city experiences its highest humidity in January, reaching 91%. In April, the humidity drops to its lowest level at 73%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Rowlands Castle
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: July and August
- Warmest weather: July and August
- Most sunshine: May, June and July
- Fewest rainy days: June, July, August and September
- Seasonal pattern: Pleasant summers and cold winters
Frequently asked questions about the climate in Rowlands Castle
What is the best time to visit Rowlands Castle?
July and August typically offer the most optimal weather in Rowlands Castle. In contrast, January, February and December tend to have less optimal conditions. Rowlands Castle has pleasant summers and cold winters.
What temperatures can I expect in Rowlands Castle?
Daytime highs range from 9°C (48°F) in January to 22°C (72°F) in July. Nighttime lows range from 4°C (39°F) to 14°C (57°F). Temperatures vary considerably through the year.
How much rain does Rowlands Castle get?
Annual rainfall is around 844 mm (33 in). November is the wettest month with 92 mm (3.6 in), while March is the driest with 54 mm (2.1 in).
How sunny is Rowlands Castle?
Rowlands Castle receives around 1,694 hours of sunshine per year. July is the sunniest month with 222 hours, while December is the cloudiest with just 54 hours.
Rowlands Castle 3-Day Forecast
Rowlands Castle 3-Day Forecast
Rowlands Castle on the map
Rowlands Castle 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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