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St Ives Weather in September
September in St Ives brings pleasant temperatures, with highs of 20°C (68°F) and nights dropping to 11°C (52°F). With excellent weather conditions overall, it's a good time to visit.
Rainfall in St Ives in September
Records from the past 30 years suggest around 12 days of rain, with 57 mm (2.2 in) average for the month. The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.
Temperature in St Ives in September
September in St Ives is generally excellent, with days reaching 20°C (68°F) and nights settling around 11°C (52°F). This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. With lows of 11°C (52°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 St Ives in September
The area enjoys a moderate level of sunlight, with around 141 hours. It's a good balance between sunny and cloudy days.If you're a fan of comfortable temperatures and drier conditions, September is a great time to visit.
St Ives Temperature in September
Min Temperature
11°C (52°F)
Max Temperature
20°C (68°F)
Chance of Rain
38%
Precipitation
57 mm (2.2 in)
Rainy days
12 days
Sunshine
141 hours *
Percentage Sunshine
*
* Data from: Cambridge, the United Kingdom (19 KM, 12 Miles).
St Ives Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in St Ives - and find the best time to visit.
Best Places in the United Kingdom in September
Find out more about the weather in the United Kingdom and which places have the best travel conditions in this month. See all of the United Kingdom in September →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in St Ives in September
Comfortable temperatures call for an easy wardrobe in September. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Wet weather is likely, so pack waterproof gear for multiple rainy days. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.
What To Do in St Ives in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming6/10 -
Cycling10/10 -
Walking10/10 -
Camping8/10 -
Outdoor sports10/10
St Ives 3-Day Forecast
More climate data for St Ives
See the full St Ives climate overview or explore weather in the United Kingdom.
Popular in September
Where to go in September - average daytime high across popular destinations.
London
20°C (68°F) Bath19°C (66°F) Torquay19°C (66°F) Manchester
18°C (64°F) York19°C (66°F) Edinburgh17°C (63°F) Blackpool17°C (63°F) Glasgow17°C (63°F) Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
Hike the South West Coast Path
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