St Ives weather in January 2026

Q: How warm is it in St Ives in January?

Daytime temperatures usually reach 9°C in St Ives in January, falling to 4°C at night.

Q: How sunny is it in St Ives in January?

There are normally 2 hours of bright sunshine each day in St Ives in January - that's 21% of daylight hours.

Q: Is the sea cold around St Ives in January?

The average sea temperature around St Ives in January is 10°C.

Q: Does it rain in St Ives in January?

There are usually 23 days with some rain in St Ives in January and the average monthly rainfall is 133mm.

Expect daytime maximum temperatures of 9°C in St Ives in January based on long-term weather averages. There are 2 hours of sunshine per day on average with 23 days with some rainfall and typically 133 mm of rainfall in the month.

9
9°C max day temperature
2
2 hours of sunshine per day
23
23 days with some rainfall
4
4°C min night temperature
9
9 hours of daylight per day
0
No heat & humidity
133
133 mm of monthly rainfall
1
1 (Low) UV index
10
10°C sea temperature

More about St Ives

St Ives by month

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The January weather guide for England (St Ives) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm) | Imperial (°F / inches)