Halwill Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Halwill.
Climate overview of Halwill
The climate in Halwill, United Kingdom, is marked by large temperature swings across the seasons, ranging from 20°C (68°F) in July to 9°C (48°F) in January.
The city has a wet climate, receiving around 1089 mm (43 in) of rainfall per year. Despite the high annual total, it has pleasant summers and cold winters. December is the wettest month. Sunshine peaks in May, when the city sees around 7.4 hours of sunshine per day.
Halwill Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Halwill - and find the best time to visit.
Monthly Temperature in Halwill
In Halwill, temperatures differ significantly between summer and winter months. On average, daytime temperatures range from a pleasant 20°C (68°F) in July to a chilly 9°C (48°F) in January.
Nighttime temperatures range from 13°C (55°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 Halwill
Halwill experiences significant rainfall throughout the year, averaging 1089 mm (43 in) of precipitation annually. The wettest period in Halwill occurs in December, which receives around 107 mm (4.2 in) of precipitation. During the driest month, March, Halwill experiences moderate rainfall, totaling 77 mm (3 in). The consistent precipitation levels throughout the year contribute to a relatively stable climate. For more details, please visit our Halwill 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 Halwill
In Halwill, summer days are longer and more sunny, with daily sunshine hours peaking at 7.4 hours in May. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 1.8 hours per average day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Humidity in Halwill by Month
The city experiences its highest humidity in January, reaching 86%. In May, the humidity drops to its lowest level at 79%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Halwill
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
- Seasonal pattern: Pleasant summers and cold winters
Frequently asked questions about the climate in Halwill
What is the best time to visit Halwill?
July and August typically offer the most optimal weather in Halwill. In contrast, January, February, November and December tend to have less optimal conditions. Halwill has pleasant summers and cold winters.
What temperatures can I expect in Halwill?
Daytime highs range from 9°C (48°F) in January to 20°C (68°F) in July. Nighttime lows range from 3°C (37°F) to 13°C (55°F). Temperatures vary considerably through the year.
How much rain does Halwill get?
Annual rainfall is around 1089 mm (43 in). December is the wettest month with 107 mm (4.2 in), while March is the driest with 77 mm (3 in).
How sunny is Halwill?
Halwill receives around 1,729 hours of sunshine per year. May is the sunniest month with 222 hours, while December is the cloudiest with just 55 hours.
Halwill 3-Day Forecast
Halwill on the map
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