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