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Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Olney, IL
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June
Average Temperature
High
30°
Feels 31
Low
19°
Feels 19
Average Precipitation
11 Days
Rain amount
100.7mm
Snow amount
0cm
Content continues below
Daily Historical Averages
June 2026
S
M
T
W
T
F
S
1
28°
2
24°
3
26°
4
28°
5
30°
6
29°
7
29°
8
30°
9
30°
10
29°
11
30°
12
29°
13
29°
14
29°
15
29°
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Forecast
Monday, June 1, 2026
Day
28°
Feels 29
Wind
11 km/h SE
Gust
16 km/h
Humidity
57%
P.O.P
40%
Rain
<1 mm
Night
16°
Feels 16
Wind
17 km/h NE
Gust
26 km/h
Humidity
83%
P.O.P
40%
Rain
<1 mm
Historical Averages
Jun 1
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.