Cornwall weather live forecast

Today's maximum temperature in Cornwall is expected to be 18°C. Select a day from the live weather forecast for Cornwall (Newquay), UK for more weather parameters.

Wednesday
5th Aug
18

16

7

6
Thursday
6th Aug
18

14

9

5
Friday
7th Aug
19

12

1

5
Saturday
8th Aug
23

12

1

5
Sunday
9th Aug
20

16

4

5

5-day weather forecast updated at 04:00 on Wednesday 5th August 2026 GMT

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Destination

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 Wednesday 5th August 2026

Expect broken clouds in Cornwall with a maximum temperature of 18°C, maximum UV of 6 (High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 27 kph from the north-west.

18
°C maximum temperature
16
°C minimum temperature
broken clouds
7
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
27
kph wind from NW

Cornwall weather for Thursday 6th August 2026

Expect broken clouds in Cornwall with a maximum temperature of 18°C, maximum UV of 5 (Moderate) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 21 kph from the north-west.

18
°C maximum temperature
14
°C minimum temperature
broken clouds
9
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
18
°C wind chill
21
kph wind from NW

Cornwall weather for Friday 7th August 2026

Expect overcast skies in Cornwall with a maximum temperature of 19°C, maximum UV of 5 (Moderate) and 1 hour of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the south-west.

19
°C maximum temperature
12
°C minimum temperature
overcast skies
1
hour of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
14
kph wind from SW

Cornwall weather for Saturday 8th August 2026

Expect broken clouds in Cornwall with a maximum temperature of 23°C, maximum UV of 5 (Moderate) and 1 hour of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the south.

23
°C maximum temperature
12
°C minimum temperature
broken clouds
1
hour of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
23
°C wind chill
19
kph wind from S

Cornwall weather for Sunday 9th August 2026

Expect isolated thunderstorms in Cornwall with a maximum temperature of 20°C, maximum UV of 5 (Moderate) and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 35% chance of some rain and a moderate breeze of 24 kph from the west.