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