Average data for 10 years
1 March
Friday
−5°
−4°
2 March
Saturday
−7°
−9°
3 March
Sunday
−4°
−9°
4 March
Monday
−4°
−6°
5 March
Tuesday
−2°
−7°
6 March
Wednesday
0°
−5°
7 March
Thursday
+3°
−2°
8 March
Friday
+2°
−1°
9 March
Saturday
+2°
0°
10 March
Sunday
+1°
−1°
11 March
Monday
−1°
−3°
12 March
Tuesday
+1°
−3°
13 March
Wednesday
+1°
−3°
14 March
Thursday
+2°
−1°
15 March
Friday
+1°
−2°
16 March
Saturday
+2°
−2°
17 March
Sunday
+3°
0°
18 March
Monday
+3°
−1°
19 March
Tuesday
+3°
0°
20 March
Wednesday
+4°
0°
21 March
Thursday
0°
−2°
22 March
Friday
0°
−3°
23 March
Saturday
+1°
−3°
24 March
Sunday
+2°
−2°
25 March
Monday
+1°
−2°
26 March
Tuesday
+1°
−1°
27 March
Wednesday
+4°
−1°
28 March
Thursday
+4°
+1°
29 March
Friday
+3°
0°
30 March
Saturday
+5°
−1°
31 March
Sunday
+5°
+2°
Cities with similar weather in March
Finland
Helsinki
Estonia
Tallinn
Belarus
Vitebsk
Kazakhstan
Ust-Kamenogorsk
Kazakhstan
Uralsk
In March, the weather in Cornwall is typically cold. Average daily high temperature in March is about 1 degree above zero. On average, Cornwall has 12 cloudy, 11 rainy, 5 sunny, and 3 snowy days in March. The rains are usually moderate. March as well as April, October, and November is considered the most uncomfortable time to visit Cornwall.