Llandwrog Weather in September

September in Llandwrog typically sees daytime highs of 17°C (63°F) and nighttime lows of 12°C (54°F). Rainfall is also possible this month, so it's worth packing an umbrella. It falls within the summer season.

Rainfall in Llandwrog in September

Typically, about 17 days will experience rainfall, with an average of 124 mm (4.9 in) for the month. Rain falls regularly this month and can be quite heavy when it does. Showers can be substantial, so waterproof gear is a good idea.

Temperature in Llandwrog in September

Daytime temperatures in Llandwrog reach 17°C (63°F) in September, dropping to 12°C (54°F) at night. September is in the summer season. The difference between afternoon and evening temperatures is usually noticeable. At 12°C (54°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.

Sunshine in Llandwrog in September

The month brings about 111 hours of sunlight, offering a comfortable mix of sun and overcast.

If you prefer dry days with pleasant temperatures, May, June, July and August typically offer 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.