Weather in Cornwall for May 2025
Snowfall in Cornwall during May is quite rare, with fewer than 2 snowy days on average.
According to Cornwall snow forecast for May 2025, 1 snowy day is expected at the beginning of May at Saturday, 3 May.The forecast for the first days of May 2025 in Cornwall predicts a temperature of 15.7 °C, which is slightly above the historical average.
In general, the average temperature in Cornwall at the beginning of May is 14.6 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 22 °C by the end of May.
Cornwall in May brings notable rainfall, with an average of 18 rainy days and a total precipitation of 96 mm.
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Cornwall Weather May
Sun. | Mon. | Tue. | Wed. | Thu. | Fri. | Sat. |
---|---|---|---|---|---|---|
1 15° | 2 17° | 3 4° | ||||
4 15° | 5 13° | 6 20° | 7 18° | 8 14° | 9 13° | 10 17° |
11 18° | 12 17° | 13 17° | 14 16° | 15 20° | 16 18° | 17 16° |
18 18° | 19 23° | 20 22° | 21 23° | 22 23° | 23 24° | 24 15° |
25 18° | 26 21° | 27 24° | 28 24° | 29 20° | 30 23° | 31 24° |
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Temperatures trend during May in Cornwall
May weather day by day
Date | Weather | Temperatures | Rain | Snow | More |
---|---|---|---|---|---|
1 May | Sunny | 15° /4° | 0 mm | 0 cm | |
2 May | Patchy rain possible | 17° /4° | 0.4 mm | 0 cm | |
3 May | Patchy rain possible | 4° /0° | 1.5 mm | 0.8 cm | |
4 May | Sunny | 15° /-1° | 0 mm | 0 cm | |
5 May | Partly cloudy | 13° /5° | 0 mm | 0 cm | |
6 May | Patchy rain possible | 20° /6° | 0.3 mm | 0 cm | |
7 May | Partly cloudy | 18° /10° | 0 mm | 0 cm | |
8 May | Sunny | 14° /6° | 1 mm | 0 cm | |
9 May | Partly cloudy | 13° /4° | 0.3 mm | 0 cm | |
10 May | Partly cloudy | 17° /4° | 0 mm | 0 cm | |
11 May | Partly cloudy | 18° /8° | 2.2 mm | 0 cm | |
12 May | Overcast | 17° /9° | 1.9 mm | 0 cm | |
13 May | Partly cloudy | 17° /6° | 1.1 mm | 0 cm | |
14 May | Partly cloudy | 16° /8° | 9 mm | 0 cm | |
15 May | Partly cloudy | 20° /7° | 0.1 mm | 0 cm | |
16 May | Moderate or heavy rain shower | 18° /7° | 5.4 mm | 0 cm | |
17 May | Partly cloudy | 16° /7° | 0.5 mm | 0 cm | |
18 May | Sunny | 18° /6° | 5.2 mm | 0 cm | |
19 May | Overcast | 23° /7° | 0.2 mm | 0 cm | |
20 May | Moderate or heavy rain shower | 22° /13° | 13.5 mm | 0 cm | |
21 May | Patchy rain possible | 23° /12° | 3 mm | 0 cm | |
22 May | Partly cloudy | 23° /10° | 0.1 mm | 0 cm | |
23 May | Sunny | 24° /9° | 0.1 mm | 0 cm | |
24 May | Moderate or heavy rain shower | 15° /6° | 6.6 mm | 0 cm | |
25 May | Partly cloudy | 18° /3° | 0.2 mm | 0 cm | |
26 May | Partly cloudy | 21° /6° | 0 mm | 0 cm | |
27 May | Sunny | 24° /9° | 4.7 mm | 0 cm | |
28 May | Sunny | 24° /11° | 1.2 mm | 0 cm | |
29 May | Sunny | 20° /10° | 0 mm | 0 cm | |
30 May | Partly cloudy | 23° /8° | 0 mm | 0 cm | |
31 May | Partly cloudy | 24° /9° | 0 mm | 0 cm | |
Next |
Cornwall in May - FAQ
Cornwall snow forecast May 2025
May rainfall patterns in Cornwall
UV exposure in Cornwall during May
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Get accurate weather forecasts for Cornwall, located at latitude 45.018 and longitude -74.728. Stay updated with localized weather information tailored for Cornwall.