The long-range forecast for Cornwall reveals lower temperatures than usual for this time of the year, dipping to 12°. In the coming days, the forecasted temperatures are expected to be on average -2 °C lower than the average of the last few years.
Select a month and click on a day for more information:
Friday
May 1
13° / 2°
Saturday
May 2
13° / 6°
Sunday
May 3
13° / 5°
Monday
May 4
16° / 7°
Tuesday
May 5
16° / 6°
Wednesday
May 6
17° / 7°
Thursday
May 7
16° / 5°
Friday
May 8
13° / 3°
Saturday
May 9
18° / 1°
Sunday
May 10
14° / 7°
Monday
May 11
13° / 3°
Tuesday
May 12
12° / 0°
Wednesday
May 13
15° / 2°
Thursday
May 14
14° / 7°
Friday
May 15
15° / 8°
Saturday
May 16
13° / 7°
Sunday
May 17
15° / 1°
Monday
May 18
22° / 5°
Tuesday
May 19
18° / 10°
Wednesday
May 20
23° / 8°
Thursday
May 21
24° / 10°
Friday
May 22
20° / 9°
Saturday
May 23
17° / 8°
Sunday
May 24
14° / 5°
Monday
May 25
18° / 4°
Tuesday
May 26
22° / 8°
Wednesday
May 27
23° / 11°
Thursday
May 28
23° / 11°
Friday
May 29
19° / 10°
Saturday
May 30
22° / 11°
Sunday
May 31
19° / 10°
Cornwall 30 days weather forecast
Check out our estimated 30 days weather forecast for Cornwall, this data is based on the average weather in Cornwall in the last few years.
For a more accurate and detailed forecast, check out the 14 day weather for Cornwall next to the desired date.