July · United Kingdom
Best time to visit Cornwall in July Weather, crowds & prices
Weather in Cornwall in July
Average temperature 17°C, 84 mm of rain, about 24 days with 6+ hours of sunshine and 82% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
July score
6.0/10
Ranked #3 of 12 months
- Avg temp
- 17°C
- Rainfall
- 84 mm
- Humidity
- 82%
- Days with 6h+ sun
- 24
- Crowd Density
- Peak Tourist Rush
- Average Expenses
- $$$ · Peak Season Rates ($$$)
July in Cornwall scores 6.0/10 for beach and coastal travel - one of the top 12-month picks (#3). Expect around 17°C, 84 mm of rain, and roughly 24 days with 6+ hours of sunshine this month.
Cornwall's granite cliffs, surf beaches and fishing harbours fill England's south-west tip.
July in Cornwall: mixed conditions, plan around the weather
Temperatures hover around 17°C (62°F) — the kind of month where neither heat nor cold forces the schedule.
Budget for roughly 84 mm of rain this month — a flexible day or two helps — with about 24 days with 6+ hours of sunshine and 15.8 hours of daylight to work around it.
That is 6/10 on the same scale — 3rd of 12 months, versus 6.4/10 for the best month here.
Pack layers you can shed by midday plus one warm layer for the evening, a packable rain layer.
Budget for peak pricing, and this is one of the busiest months here. You are paying the year's highest rates for the year's best conditions — book early or shift a few weeks either side.
Frequently asked
- What is the weather like in Cornwall in July?
- In July, Cornwall averages 17°C, 84 mm of rain, and about 24 days with 6+ hours of sunshine. Its climate-comfort score is 6.0/10.
- Is July a good time to visit Cornwall?
- July earns a 6.0/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Cornwall in July?
- Expect about 84 mm of rain in July. Average humidity is 82% and there are about 24 days with 6+ hours of sunshine.
Curated in Cornwall
Tickets & experiences
Things to do in Cornwall
Cornwall, United Kingdom. Live activities and tours from GetYourGuide, matched to this destination.