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Current
Hourly
7 Days
14 Days
Weekend
Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Plain, WI
Content continues below
May
Average Temperature
High
21°
Feels 21
Low
9°
Feels 8
Average Precipitation
11 Days
Rain amount
83.4mm
Snow amount
0cm
Content continues below
Daily Historical Averages
May 2026
S
M
T
W
T
F
S
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
24°
18
25°
19
18°
20
15°
21
16°
22
18°
23
22°
24
24°
25
23°
26
24°
27
24°
28
24°
29
24°
30
24°
31
24°
Forecast
Sunday, May 17, 2026
Day
24°
Feels 24
Wind
24 km/h E
Gust
36 km/h
Humidity
69%
P.O.P
90%
Rain
10-15 mm
Night
21°
Feels 21
Wind
29 km/h S
Gust
44 km/h
Humidity
83%
P.O.P
70%
Rain
1-3 mm
Historical Averages
May 17
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.