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Current
Hourly
7 Days
14 Days
Weekend
Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Greenville, IL
Content continues below
May
Average Temperature
High
24°
Feels 24
Low
13°
Feels 13
Average Precipitation
14 Days
Rain amount
120.7mm
Snow amount
0cm
Content continues below
Daily Historical Averages
May 2026
S
M
T
W
T
F
S
1
2
3
4
5
6
15°
7
17°
8
21°
9
23°
10
19°
11
19°
12
21°
13
19°
14
19°
15
20°
16
23°
17
22°
18
17°
19
22°
20
23°
21
22
23
24
25
26
27
28
29
30
31
Forecast
Wednesday, May 6, 2026
Day
15°
Feels 14
Wind
15 km/h W
Gust
23 km/h
Humidity
46%
P.O.P
40%
Rain
~1 mm
Night
4°
Feels 3
Wind
14 km/h NW
Gust
20 km/h
Humidity
77%
P.O.P
30%
Historical Averages
May 6
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.