Capel-Curig Weather in September

With daytime temperatures of 17°C (63°F) and nighttime lows of 10°C (50°F), September in Capel-Curig brings moderate temperatures during the day. Do keep in mind that quite a bit of rainfall is typical. Around 100 mm (3.9 in) falls on average.

Rainfall in Capel-Curig in September

Looking at the last 30 years, the data shows about 18 days with rain, averaging 100 mm (3.9 in) for the month. This is a wet month with frequent and often heavy showers. Both the number of rain days and the total rainfall are high.

Temperature in Capel-Curig in September

Daytime temperatures in Capel-Curig reach 17°C (63°F) in September, dropping to 10°C (50°F) at night. The difference between afternoon and evening temperatures is usually noticeable. With lows around 10°C (50°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep.

Sunshine in Capel-Curig in September

With about 111 hours of sunshine, the area enjoys a nice balance of sun and overcast, creating a pleasant environment.

For Capel-Curig itself, July generally stands 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.