Holywell Weather in September

September in Holywell brings pleasant temperatures around 18°C (64°F) during the day, dropping to 11°C (52°F) at night, with quite a bit of rainfall expected, averaging around 80 mm (3.1 in) for the month.

Rainfall in Holywell in September

Historically, September sees about 16 days of rain, with a monthly average of 80 mm (3.1 in). A fairly balanced picture this month, some wet days but nothing too extreme in terms of intensity.

Temperature in Holywell in September

Holywell in September gets highs of 18°C (64°F) during the day and drops to 11°C (52°F) at night. The difference between afternoon and evening temperatures is usually noticeable. Nights drop to around 11°C (52°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.

Sunshine in Holywell in September

The area experiences a moderate amount of sunshine, with approximately 132 hours of sunlight expected. This means a decent mix of sun and overcast.

For Holywell itself, July and August generally stand out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.