St Ives Weather in September

With daytime temperatures of 18°C (64°F) and nighttime lows of 14°C (57°F), September in St Ives brings pleasant temperatures during the day. Do keep in mind that quite a bit of rainfall is typical. Around 69 mm (2.7 in) falls on average.

Rainfall in St Ives in September

Historically, September sees about 16 days of rain, with a monthly average of 69 mm (2.7 in). Rain is frequent but mostly light this month, with brief showers more common than heavy downpours.

Temperature in St Ives in September

September in St Ives sees highs of 18°C (64°F) and lows of 14°C (57°F) overnight. Even when the weather is stable, mornings and evenings can still feel distinctly cool. With lows of 14°C (57°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 city usually sees around 165 hours of sunlight, indicating a moderately sunny period.

If you're a fan of comfortable temperatures and drier conditions, September is a great time to visit.

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For a detailed overview over the year and the best time to visit the United Kingdom, check out our St Ives's climate page.

St Ives Temperature in September

Min Temperature 14°C (57°F)  

Max Temperature 18°C (64°F)  

Chance of Rain 53%  

Precipitation 69 mm (2.7 in)  

Rainy days 16 days  

Sunshine 165 hours *  

Percentage Sunshine *  

* Data from: Newquay, the United Kingdom (36 KM, 22 Miles).

What to Wear in St Ives in September

For St Ives in September, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. Rain is likely on several days, so bring a good rain jacket. 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.

Swimming

6/10

Cycling

10/10

Walking

10/10

Barbeque

7/10

Camping

8/10

Outdoor sports

10/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United Kingdom, check out our St Ives's climate page.

More climate data for St Ives

Temperature Rainfall Sunshine

See the full St Ives climate overview or explore weather in the United Kingdom.