Average data for 10 years
1 May
Wednesday
+14°
+11°
2 May
Thursday
+15°
+10°
3 May
Friday
+16°
+10°
4 May
Saturday
+14°
+10°
5 May
Sunday
+16°
+9°
6 May
Monday
+15°
+9°
7 May
Tuesday
+17°
+11°
8 May
Wednesday
+14°
+11°
9 May
Thursday
+14°
+9°
10 May
Friday
+14°
+9°
11 May
Saturday
+16°
+9°
12 May
Sunday
+16°
+9°
13 May
Monday
+16°
+12°
14 May
Tuesday
+18°
+11°
15 May
Wednesday
+15°
+12°
16 May
Thursday
+16°
+9°
17 May
Friday
+18°
+11°
18 May
Saturday
+17°
+11°
19 May
Sunday
+17°
+12°
20 May
Monday
+20°
+12°
21 May
Tuesday
+19°
+13°
22 May
Wednesday
+19°
+12°
23 May
Thursday
+19°
+14°
24 May
Friday
+19°
+13°
25 May
Saturday
+20°
+13°
26 May
Sunday
+19°
+14°
27 May
Monday
+19°
+14°
28 May
Tuesday
+19°
+14°
29 May
Wednesday
+21°
+15°
30 May
Thursday
+20°
+15°
31 May
Friday
+19°
+14°
Cities with similar weather in May
Belarus
Minsk
Kazakhstan
Astana
Belarus
Vitebsk
Kazakhstan
Karaganda
Kazakhstan
Pavlodar
In May, the weather in Cornwall is typically warm. Average daily high temperature in May is about 17 degrees above zero. On average, Cornwall has 14 rainy, 7 sunny, 6 partly cloudy, and 4 cloudy days in May. The rains are usually heavy.