Cornwall weather live forecast

Today's maximum temperature in Cornwall is expected to be 21°C. Select a day from the live weather forecast for Cornwall (Newquay), UK for more weather parameters.

Saturday
23rd Aug
21

13

8

5
Sunday
24th Aug
23

14

9

4
Monday
25th Aug
23

16

7

6
Tuesday
26th Aug
19

16

5

5
Wednesday
27th Aug
18

15

5

5

5-day weather forecast updated at 04:01 on Saturday 23rd August 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 Saturday 23rd August 2025

Expect scattered clouds in Cornwall with a maximum temperature of 21°C, maximum UV of 5 (Moderate) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the north-west.

21
°C maximum temperature
13
°C minimum temperature
scattered clouds
8
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
21
°C wind chill
10
kph wind from NW

Cornwall weather for Sunday 24th August 2025

Expect scattered clouds in Cornwall with a maximum temperature of 23°C, maximum UV of 4 (Moderate) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the south-east.

23
°C maximum temperature
14
°C minimum temperature
scattered clouds
9
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
23
°C wind chill
17
kph wind from SE

Cornwall weather for Monday 25th August 2025

Expect sunshine and showers in Cornwall with a maximum temperature of 23°C, maximum UV of 6 (High) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 25% chance of some rain and a moderate breeze of 21 kph from the south.

23
°C maximum temperature
16
°C minimum temperature
sunshine and showers
7
hours of sunshine
6
UV index (High)
25
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
21
kph wind from S

Cornwall weather for Tuesday 26th August 2025

Expect mostly cloudy with rain in Cornwall with a maximum temperature of 19°C, maximum UV of 5 (Moderate) and 5 hours of bright sunshine. There are 5-10 mm of rainfall expected with 38% chance of some rain and a moderate breeze of 26 kph from the south-west.

19
°C maximum temperature
16
°C minimum temperature
mostly cloudy with rain
5
hours of sunshine
5
UV index (Moderate)
38
% chance of some rain
<10
mm of rainfall expected
0
no heat & humidity
26
kph wind from SW

Cornwall weather for Wednesday 27th August 2025

Expect isolated thunderstorms in Cornwall with a maximum temperature of 18°C, maximum UV of 5 (Moderate) and 5 hours of bright sunshine. There are 5-10 mm of rainfall expected with 87% chance of some rain and a moderate breeze of 24 kph from the south.