Cemaes Bay Weather in September

Cemaes Bay in September averages 17°C (63°F) during the day and 13°C (55°F) at night. This is part of the summer season, and quite a bit of rainfall is expected this month.

Rainfall in Cemaes Bay in September

You can expect rain on around 16 days based on historical patterns, with 90 mm (3.5 in) average for the month. The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.

Temperature in Cemaes Bay in September

September in Cemaes Bay brings moderate temperatures, with highs of 17°C (63°F) and nights around 13°C (55°F). During September, the summer season is in full swing. This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. At 13°C (55°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.

If you prefer enjoying temperate temperatures and rain-free days, 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.