Glasbury Weather & Climate: Best Time to Visit

Average temperatures, rainfall, sunshine and the best time to visit Glasbury.

Climate overview of Glasbury

Glasbury, Powys, United Kingdom, sees big temperature differences between seasons, with July peaking at 20°C (68°F) and January dropping to 7°C (45°F).

The city receives considerable rain/snowfall, with around 1038 mm (41 in) annually. December is the wettest month. It has pleasant summers and cold winters. The most sunshine falls in July, with an average of 6.7 hours of daily sunshine.

Glasbury Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Glasbury - and find the best time to visit.

Monthly Temperature in Glasbury

Visitors to Glasbury can expect significant temperature changes throughout the year. Typically, average maximum daytime temperatures range from a pleasant 20°C (68°F) in July to a chilly 7°C (45°F) in the coolest month, January.

Nights vary from 11°C (52°F) in July to around 1°C (34°F) during the colder months.

Check out our detailed temperature page for more information.

Temperature ranges by month

Rainfall in Glasbury

Glasbury is known for its substantial rain/snowfall, with annual precipitation reaching 1038 mm (41 in). Precipitation levels in Glasbury remain relatively steady throughout the year. December has the most rain, with 99 mm (3.9 in) over 19 days. In the driest month September, this drops slightly to 75 mm (3 in), making the city's climate fairly predictable. For more details, please visit our Glasbury Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

Sunshine Hours in Glasbury

For those who appreciate different seasons, Glasbury serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 6.7 hours of sunshine daily, and embrace the darker days in December, offering only 1.6 hours of daily sunlight.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Data from: Cardiff, the United Kingdom (72 KM, 45 Miles).

Daily hours of sunshine

Data from: Cardiff, the United Kingdom (72 KM, 45 Miles).

Humidity in Glasbury by Month

Best Time to Visit Glasbury

The most comfortable overall weather for exploring Glasbury is usually found in July and August. Conditions are generally least comfortable in January, February, March, November and December.

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 Glasbury

What is the best time to visit Glasbury?

July and August typically offer the most optimal weather in Glasbury. In contrast, January, February, March, November and December tend to have less optimal conditions. Glasbury has pleasant summers and cold winters.

What temperatures can I expect in Glasbury?

Daytime highs range from 7°C (45°F) in January to 20°C (68°F) in July. Nighttime lows range from 1°C (34°F) to 11°C (52°F). Temperatures vary considerably through the year.

How much rain does Glasbury get?

Annual rainfall is around 1038 mm (41 in). December is the wettest month with 99 mm (3.9 in), while September is the driest with 75 mm (3 in).

How sunny is Glasbury?

Glasbury receives around 1,573 hours of sunshine per year. July is the sunniest month with 202 hours, while December is the cloudiest with just 49 hours.

Glasbury 3-Day Forecast

Glasbury 3-Day Forecast

Glasbury on the map

Glasbury is highlighted - select any city to see its climate.

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