Weather outlook for September 2024

Cornwall weather in September 2024

The temperatures in Cornwall in September are usually low and can range between 14°C and 17°C.

You can expect about 3 to 8 days of rain in Cornwall during the month of September. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.

Our weather forecast can give you a great sense of what weather to expect in Cornwall in September 2024.

If you’re planning to visit Cornwall in the near future, we highly recommend that you review the 14 day weather forecast for Cornwall before you arrive.

Temperatures
Temperatures
17° / 14°
Rainy Days
Rainy Days
5
Snowy Days
Snowy Days
0
Dry Days
Dry Days
25
Rainfall
Rainfall
79
mm
9.2
Sun Hours
9.2
Hrs

Cornwall annual weather

Month Temperatures Rainy Days Dry Days Snowy Days Rainfall Weather More details
January 9° / 7° 10 21 1 145 mm
Bad
February 9° / 7° 9 18 1 119 mm
Bad
March 10° / 7° 7 24 0 92 mm
Bad
April 11° / 8° 5 25 0 70 mm
Ok
May 14° / 10° 5 26 0 72 mm
Good
June 16° / 13° 6 24 0 89 mm
Good
July 18° / 15° 6 25 0 96 mm
Good
August 18° / 15° 7 24 0 119 mm
Ok
September 17° / 14° 5 25 0 79 mm
Good
October 15° / 12° 8 23 0 145 mm
Ok
November 12° / 10° 9 21 0 166 mm
Bad
December 10° / 8° 10 20 0 155 mm
Bad
Temperatures in Cornwall in September
Rain in Cornwall in September

Weather in Cornwall in September - FAQ

What is the average temperature in Cornwall in September?
The average temperature in Cornwall in September is 14/17° C.
What is the chance of rain in Cornwall in September?
On average, there are 5 rainy days in Cornwall during September.
Weather wise, is September a good time to visit Cornwall?
The weather in Cornwall in September is good.
Can it snow in Cornwall in September?
On average, there are 0 snowy days in Cornwall in September.
Cities in Cornwall

For a more accurate weather forecast please select a city

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More about the weather in Cornwall