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Weather history for Naperville, Illinois, United States

May 21

This Day in History

Weather in Naperville on May 21

2013

Weather in Naperville on 21 in 2013. Clear/Sunny
  • 81° F
  • Wind: SW 21 mph
  • Humidity: 54%

2012

Weather in Naperville on 21 in 2011. Overcast
  • 66° F
  • Wind: ENE 5 mph
  • Humidity: 51%

2011

Weather in Naperville on 21 in 2011. Patchy rain nearby
  • 79° F
  • Wind: S 8 mph
  • Humidity: 97%

2010

Weather in Naperville on 21 in 2011. Light rain shower
  • 72° F
  • Wind: N 2 mph
  • Humidity: 99%
Weather in Naperville today

Naperville average weather by month
Month Temperature °F Average Rainfall (mm) Average snow days Average Fog days
Average Absolute Daily Monthly
max min max min
January
34.7
18.1
64.9
-20.9
1.5
46.2
14
15
February
37.6
20.1
72.0
-18.9
1.4
38.6
11
12
March
48.6
28.2
81.0
-7.1
1.8
55.4
8
12
April
61.3
38.5
89.1
17.6
2.6
78.9
3
10
May
71.8
47.3
91.9
28.9
3.6
110.7
0
10
June
81.5
57.9
96.1
37.0
2.9
88.1
0
9
July
85.3
63.5
104.0
48.9
2.6
81.1
0
8
August
83.1
62.6
100.9
48.0
4
123.1
0
12
September
76.6
53.8
96.1
28.9
2.9
86.3
0
10
October
65.1
42.8
87.8
21.0
2.7
84.8
1
9
November
50.5
32.0
73.9
8.1
2.3
70.1
6
11
December
37.4
20.8
68.0
-14.1
1.6
48.5
13
14

year temperature in average


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