August · United Kingdom
Best time to visit St Ives in August Weather, crowds & prices
Weather in St Ives in August
Average temperature 17°C, 97 mm of rain, about 26 days with 6+ hours of sunshine and 82% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
August score
6.0/10
Ranked #1 of 12 months
- Avg temp
- 17°C
- Rainfall
- 97 mm
- Humidity
- 82%
- Days with 6h+ sun
- 26
- Crowd Density
- Peak Tourist Rush
- Average Expenses
- $$$ · Peak Season Rates ($$$)
August in St Ives scores 6.0/10 for beach and coastal travel - the single best month of the year. Expect around 17°C, 97 mm of rain, and roughly 26 days with 6+ hours of sunshine this month.
St Ives stacks white cottages, fishing boats and Tate galleries around a Cornish harbour.
August: the best month of the year in St Ives
Temperatures hover around 17°C (63°F) — the kind of month where neither heat nor cold forces the schedule.
Budget for roughly 97 mm of rain this month — a flexible day or two helps — with about 26 days with 6+ hours of sunshine and 14.4 hours of daylight to work around it.
On our climate-comfort scale this is the top-ranked month of the year for St Ives at 6/10 — the reference point every other month on this page is measured against.
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 St Ives in August?
- In August, St Ives averages 17°C, 97 mm of rain, and about 26 days with 6+ hours of sunshine. Its climate-comfort score is 6.0/10.
- Is August a good time to visit St Ives?
- August 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 St Ives in August?
- Expect about 97 mm of rain in August. Average humidity is 82% and there are about 26 days with 6+ hours of sunshine.
Curated in St Ives
Tickets & experiences
Things to do in St Ives
St Ives, United Kingdom. Live activities and tours from GetYourGuide, matched to this destination.