Hay-on-Wye Weather in September

Thinking of visiting Hay-on-Wye in September? Expect moderate temperatures reaching 18°C (64°F) during the day, dropping to 9°C (48°F) at night, with the driest conditions of the year.

Rainfall in Hay-on-Wye in September

September is the month with the least rainfall. Whether you're keen on hiking, outdoor festivals, or just enjoying a walk, this month provides a reliably dry backdrop for all your plans. Climate statistics over the past 30 years suggest around 16 days of rain, with 70 mm (2.8 in) average for the month. Rain falls on many days this month, but usually in relatively small amounts. A light waterproof is more useful than a heavy umbrella.

Temperature in Hay-on-Wye in September

In September, Hay-on-Wye gets moderate temperatures, with highs of 18°C (64°F). Nights cool to around 9°C (48°F). Even when the weather is stable, mornings and evenings can still feel distinctly cool. Nights drop to 9°C (48°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.

Sunshine in Hay-on-Wye in September

You can expect a moderate amount of sunlight, with approximately 141 hours. This means a pleasant mix of sun and overcast.

For Hay-on-Wye 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.