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