Cornwall weather live forecast

Today's maximum temperature in Cornwall is expected to be 9°C. Select a day from the live weather forecast for Cornwall (Newquay), UK for more weather parameters.

Saturday
14th Mar
9

6

4

2
Sunday
15th Mar
10

6

2

2
Monday
16th Mar
10

8

1

1
Tuesday
17th Mar
12

9

1

3
Wednesday
18th Mar
15

8

9

3

5-day weather forecast updated at 04:01 on Saturday 14th March 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 Saturday 14th March 2026

Expect mostly cloudy with light rain in Cornwall with a maximum temperature of 9°C, maximum UV of 2 (Low) and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 32% chance of some rain and a moderate breeze of 23 kph from the north-west.

9
°C maximum temperature
6
°C minimum temperature
mostly cloudy with light rain
4
hours of sunshine
2
UV index (Low)
32
% chance of some rain
<2
mm of rainfall expected
5
°C wind chill
23
kph wind from NW

Cornwall weather for Sunday 15th March 2026

Expect mostly cloudy with light rain in Cornwall with a maximum temperature of 10°C, maximum UV of 2 (Low) and 2 hours of bright sunshine. There are 0-2 mm of rainfall expected with 72% chance of some rain and a fresh breeze of 37 kph from the west.

10
°C maximum temperature
6
°C minimum temperature
mostly cloudy with light rain
2
hours of sunshine
2
UV index (Low)
72
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
37
kph wind from W

Cornwall weather for Monday 16th March 2026

Expect mostly cloudy with light rain in Cornwall with a maximum temperature of 10°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 48% chance of some rain and a fresh breeze of 36 kph from the west.

10
°C maximum temperature
8
°C minimum temperature
mostly cloudy with light rain
1
hour of sunshine
1
UV index (Low)
48
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
36
kph wind from W

Cornwall weather for Tuesday 17th March 2026

Expect broken clouds in Cornwall with a maximum temperature of 12°C, maximum UV of 3 (Moderate) and 1 hour of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 34 kph from the south.

12
°C maximum temperature
9
°C minimum temperature
broken clouds
1
hour of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
34
kph wind from S

Cornwall weather for Wednesday 18th March 2026

Expect scattered clouds in Cornwall with a maximum temperature of 15°C, maximum UV of 3 (Moderate) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 27 kph from the south-east.