Climate guide for Newquay, United Kingdom

Newquay in September

Weather, crowds & best time to visit

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September · United Kingdom

Best time to visit Newquay in September Weather, crowds & prices

Weather in Newquay in September

Average temperature 16°C, 115 mm of rain, about 22 days with 6+ hours of sunshine and 83% humidity — based on the five most recent complete years of ERA5 data (2021–2025).

September score

5.0/10

Ranked #6 of 12 months

Full year for Newquay
Avg temp
16°C
Rainfall
115 mm
Humidity
83%
Days with 6h+ sun
22
Crowd Density
Moderate Crowds
Average Expenses
$$ · Moderate Cost ($$)

September in Newquay scores 5.0/10 for beach and coastal travel - an above-average month (#6 of 12). Expect around 16°C, 115 mm of rain, and roughly 22 days with 6+ hours of sunshine this month.

Newquay's surf beaches and cliff paths make it Cornwall's board-sport capital.

September in Newquay: mixed conditions, plan around the weather

September averages 16°C (60°F), the range most people find easiest for walking a city all day without either overheating or losing daylight to weather.

Monthly rainfall reaches 115 mm — wet for this destination — but about 22 days with 6+ hours of sunshine still break through, so keep one indoor fallback in the plan.

It scores 5/10 here, 6th of 12 months, against 6.1/10 in the destination's best month.

Pack layers you can shed by midday plus one warm layer for the evening, a proper rain shell rather than an umbrella.

Plan for mid-season pricing, with crowds are moderate.

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Ranked by pure climate comfort

Score scale: 0.0 → 10.0Quiet / UncrowdedModerate CrowdsPeak Tourist Rush

Frequently asked

What is the weather like in Newquay in September?
In September, Newquay averages 16°C, 115 mm of rain, and about 22 days with 6+ hours of sunshine. Its climate-comfort score is 5.0/10.
Is September a good time to visit Newquay?
September earns a 5.0/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
How much does it rain in Newquay in September?
Expect about 115 mm of rain in September. Average humidity is 83% and there are about 22 days with 6+ hours of sunshine.

Curated in Newquay

Tickets & experiences

Things to do in Newquay

Newquay, United Kingdom. Live activities and tours from GetYourGuide, matched to this destination.