Cornwall weather live forecast

Today's maximum temperature in Cornwall is expected to be 19°C. Select a day from the live weather forecast for Cornwall (Newquay), UK for more weather parameters.

Thursday
21st May
19

13

7

UV7
Friday
22nd May
19

13

3

UV5
Saturday
23rd May
18

11

4

UV6
Sunday
24th May
24

10

12

UV6
Monday
25th May
25

14

16

UV6

5-day weather forecast updated at 04:00 on Thursday 21st May 2026 GMT

More about Cornwall

Cornwall by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Cornwall

Spabreaks.com promo code: 8% off bookings & vouchers

Exclusive

Save 8% on spa breaks, spa days & gift vouchers
Check out latest offers on over 550 spas across the UK
A guaranteed experience to suit your budget & occasion

Show discount code

******SB8

Redeem Spabreaks.com discount code >>

Expires at 23:59 on Thursday 31st Dec 2026 · View all Spabreaks.com offers

Spa break finder

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 Thursday 21st May 2026

Expect broken clouds in Cornwall with a maximum temperature of 19°C, maximum UV of 7 (High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 26 kph from the south-east.

19
°C maximum temperature
13
°C minimum temperature
broken clouds
7
hours of sunshine
UV7
UV index (High)
0
mm of rainfall expected
19
°C wind chill
26
kph wind from SE

Cornwall weather for Friday 22nd May 2026

Expect broken clouds in Cornwall with a maximum temperature of 19°C, maximum UV of 5 (Moderate) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 22 kph from the south.

19
°C maximum temperature
13
°C minimum temperature
broken clouds
3
hours of sunshine
UV5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
22
kph wind from S

Cornwall weather for Saturday 23rd May 2026

Expect broken clouds in Cornwall with a maximum temperature of 18°C, maximum UV of 6 (High) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the north.

18
°C maximum temperature
11
°C minimum temperature
broken clouds
4
hours of sunshine
UV6
UV index (High)
0
mm of rainfall expected
18
°C wind chill
17
kph wind from N

Cornwall weather for Sunday 24th May 2026

Expect scattered clouds in Cornwall with a maximum temperature of 24°C, maximum UV of 6 (High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the east.

24
°C maximum temperature
10
°C minimum temperature
scattered clouds
12
hours of sunshine
UV6
UV index (High)
0
mm of rainfall expected
24
°C wind chill
14
kph wind from E

Cornwall weather for Monday 25th May 2026

Expect clear skies in Cornwall with a maximum temperature of 25°C, maximum UV of 6 (High) and 16 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the south-east.