Yarmouth Weather in September

With daytime temperatures of 19°C (66°F) and nighttime lows of 14°C (57°F), September in Yarmouth brings pleasant temperatures during the day. Do keep in mind that quite a bit of rainfall is typical. Around 75 mm (3 in) falls on average.

Rainfall in Yarmouth in September

Expect around 12 days of rain based on historical data, with 75 mm (3 in) average. The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.

Temperature in Yarmouth in September

If you're visiting Yarmouth in September, expect highs of 19°C (66°F) and overnight lows around 14°C (57°F). During September, you'll experience the summer season. The difference between afternoon and evening temperatures is usually noticeable. With lows of 14°C (57°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest.

Sunshine in Yarmouth in September

You can expect a moderate amount of sunlight, with approximately 149 hours. This means a pleasant mix of sun and overcast.

Average water temperature in September

With water at 17°C (63°F), it's on the cooler side. Keen swimmers won't be put off, but those who prefer warm water may find it less enjoyable.

Should you favor a climate that's both dry and comfortably warm, July and August typically offer the most agreeable circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.