Peoria Weather History (IL)
Summary
Temp.
(ºF)
Relative Humidity
(Percentage)
Extreme Temp.
(Days Per Month)
Rain
(Inches)
Cloudiness
(Days Per Month)
Average
A.M.
P.M.
Below
32º
Above
90º
Average
Clear
Partly
Cloudy
Cloudy
January
21.6
80%
71%
29
0
1.5
7
6
18
February
26.3
81%
68%
25
0
1.4
7
6
16
March
39.0
81%
64%
19
0
2.9
6
7
18
April
51.4
78%
58%
6
N/A
3.8
6
8
16
May
61.9
81%
59%
N/A
N/A
3.7
7
10
14
June
71.5
82%
59%
0
4
4.0
7
11
12
July
75.5
87%
62%
0
8
4.2
9
12
10
August
73.1
89%
63%
0
5
3.1
10
10
10
September
66.1
87%
61%
N/A
2
3.9
11
9
10
October
54.0
84%
60%
4
N/A
2.7
11
8
12
November
41.2
83%
68%
17
0
2.7
7
6
17
December
27.0
83%
73%
27
0
2.4
7
6
19
Annual
50.7
83%
64%
127
20
36.3
95
97
172
Average Temperature (ºF)
Jan.
Feb.
Mar.
Apr.
May.
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
21.6
26.3
39.0
51.4
61.9
71.5
75.5
73.1
66.1
54.0
41.2
27.0
Relative Humidity (Percentage)
Morning
Jan.
Feb.
Mar.
Apr.
May.
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
80%
81%
81%
78%
81%
82%
87%
89%
87%
84%
83%
83%
Afternoon
71%
68%
64%
58%
59%
59%
62%
63%
61%
60%
68%
73%
Rain (Inches)
Jan.
Feb.
Mar.
Apr.
May.
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
1.5
1.4
2.9
3.8
3.7
4.0
4.2
3.1
3.9
2.7
2.7
2.4
Cloudiness (Days Per Month)
January
February
March
Clear
7 Days
7 Days
6 Days
Partly Cloudy
6 Days
6 Days
7 Days
Cloudy
18 Days
18 Days
18 Days
April
May
June
Clear
6 Days
7 Days
7 Days
Partly Cloudy
8 Days
10 Days
11 Days
Cloudy
16 Days
14 Days
12 Days
July
August
September
Clear
9 Days
10 Days
11 Days
Partly Cloudy
12 Days
10 Days
9 Days
Cloudy
10 Days
10 Days
10 Days
October
November
December
Clear
11 Days
7 Days
7 Days
Partly Cloudy
8 Days
6 Days
6 Days
Cloudy
12 Days
17 Days
19 Days
Clear
Partly Cloudy
Cloudy
Days Per Year
95
97
172
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