Cornwall weather live forecast

Today's maximum temperature in Cornwall is expected to be 59°F. Select a day from the live weather forecast for Cornwall (Newquay), UK for more weather parameters.

Thursday
11th Sep
59

55

4

4
Friday
12th Sep
61

55

3

3
Saturday
13th Sep
59

54

6

4
Sunday
14th Sep
64

54

2

2
Monday
15th Sep
59

54

4

4

5-day weather forecast updated at 04:01 on Thursday 11th September 2025 GMT

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The 5-day weather forecast for Cornwall (Newquay) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Top Cornwall destinations

Below are temperatures expected today at popular countries, regions and places in Cornwall. Select a destination to see the detailed weather forecast for today, tomorrow and the outlook for the next five days.

Cornwall weather forecast by day

Below are the detailed weather forecasts for Cornwall for the next 5 days. The forecasts shown are for Newquay and may not represent the whole of Cornwall. Browse more destinations in Cornwall to view more weather forecasts.

Cornwall weather for Thursday 11th September 2025

Expect mostly cloudy with rain in Cornwall with a maximum temperature of 59°F, maximum UV of 4 (Moderate) and 4 hours of bright sunshine. There are 5-10 mm of rainfall expected with 80% chance of some rain and a fresh breeze of 23 mph from the west.

59
°F maximum temperature
55
°F minimum temperature
mostly cloudy with rain
4
hours of sunshine
4
UV index (Moderate)
80
% chance of some rain
<10
mm of rainfall expected
59
°F wind chill
23
mph wind from W

Cornwall weather for Friday 12th September 2025

Expect mostly cloudy with rain in Cornwall with a maximum temperature of 61°F, maximum UV of 3 (Moderate) and 3 hours of bright sunshine. There are 5-10 mm of rainfall expected with 93% chance of some rain and a fresh breeze of 21 mph from the west.

61
°F maximum temperature
55
°F minimum temperature
mostly cloudy with rain
3
hours of sunshine
3
UV index (Moderate)
93
% chance of some rain
<10
mm of rainfall expected
61
°F wind chill
21
mph wind from W

Cornwall weather for Saturday 13th September 2025

Expect sunshine and showers in Cornwall with a maximum temperature of 59°F, maximum UV of 4 (Moderate) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 66% chance of some rain and a fresh breeze of 19 mph from the west.

59
°F maximum temperature
54
°F minimum temperature
sunshine and showers
6
hours of sunshine
4
UV index (Moderate)
66
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
19
mph wind from W

Cornwall weather for Sunday 14th September 2025

Expect mostly cloudy with rain in Cornwall with a maximum temperature of 64°F, maximum UV of 2 (Low) and 2 hours of bright sunshine. There are 5-10 mm of rainfall expected with 98% chance of some rain and a strong breeze of 29 mph from the south-west.

64
°F maximum temperature
54
°F minimum temperature
mostly cloudy with rain
2
hours of sunshine
2
UV index (Low)
98
% chance of some rain
<10
mm of rainfall expected
64
°F wind chill
29
mph wind from SW

Cornwall weather for Monday 15th September 2025

Expect mostly cloudy with light rain in Cornwall with a maximum temperature of 59°F, maximum UV of 4 (Moderate) and 4 hours of bright sunshine. There are 2-5 mm of rainfall expected with 93% chance of some rain and a strong breeze of 30 mph from the west.