Weather History for Chicago DuPage, IL

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Month of September, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 92 °F 77 °F 60 °F
Mean Temperature 82 °F 65 °F 55 °F
Min Temperature 72 °F 53 °F 41 °F
Degree Days  
Heating Degree Days (base 65) 10 3 0 99
Cooling Degree Days (base 65) 17 3 0 102
Growing Degree Days (base 50) 32 15 5 447
Dew Point  
Dew Point 74 °F 56 °F 40 °F
Precipitation  
Precipitation 0.86 in 0.08 in 0.00 in 2.10 in
Snowdepth - - - -
Wind  
Wind 25 mph 7 mph 0 mph
Gust Wind 35 mph 22 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.36 in 30.02 in 29.74 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Sep. 24, 2013 Rise Set
Actual Time 6:42 AM CDT 6:46 PM CDT
Civil Twilight 6:14 AM CDT 7:14 PM CDT
Nautical Twilight 5:42 AM CDT 7:46 PM CDT
Astronomical Twilight 5:09 AM CDT 8:19 PM CDT
Moon 9:59 PM CDT (9/24) 12:01 PM CDT (9/24)
Length of Visible Light 12h 59m
Length of Day
12h 03m
Waning Gibbous, 73% of the Moon is Illuminated
Sep 24
Waning Gibbous
Sep 26
Last Quarter
Oct 4
New
Oct 11
First Quarter
Oct 18
Full

Weather History Calendar

Precipitation Actual month total 2.10 Normal Month Total: 3.29
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
Thunderstorm
Actual:
83 | 61 0.86
Average:
80 | 59 0.12
Scattered Clouds
Actual:
79 | 57 0.00
Average:
80 | 59 0.10
Clear
Actual:
75 | 52 0.00
Average:
80 | 58 0.11
Clear
Actual:
81 | 53 0.00
Average:
80 | 58 0.10
Scattered Clouds
Actual:
75 | 55 T
Average:
79 | 57 0.13
Scattered Clouds
Actual:
83 | 55 0.00
Average:
79 | 57 0.11
Scattered Clouds
Actual:
85 | 62 T
Average:
79 | 57 0.12
Partly Cloudy
Actual:
79 | 70 0.00
Average:
79 | 56 0.11
Clear
Actual:
90 | 67 0.00
Average:
78 | 56 0.12
Clear
Actual:
92 | 72 0.00
Average:
78 | 56 0.11
Rain
Actual:
88 | 70 0.01
Average:
78 | 55 0.11
Scattered Clouds
Actual:
79 | 57 T
Average:
77 | 55 0.11
Clear
Actual:
68 | 47 0.00
Average:
77 | 54 0.10
Clear
Actual:
70 | 42 0.00
Average:
77 | 54 0.10
Rain
Actual:
60 | 54 0.59
Average:
76 | 53 0.10
Rain
Actual:
65 | 45 T
Average:
76 | 53 0.10
Scattered Clouds
Actual:
70 | 43 0.00
Average:
75 | 52 0.09
Rain
Actual:
78 | 56 0.13
Average:
75 | 52 0.10
Rain
Actual:
89 | 68 0.04
Average:
75 | 51 0.10
Rain
Actual:
74 | 56 0.03
Average:
74 | 51 0.11
Scattered Clouds
Actual:
67 | 45 0.00
Average:
74 | 51 0.11
Clear
Actual:
69 | 42 0.00
Average:
73 | 50 0.10
Clear
Actual:
69 | 45 0.00
Average:
73 | 50 0.11
Clear
Actual:
71 | 48 0.00
Average:
72 | 49 0.11
Clear
Actual:
72 | 45 0.00
Average:
72 | 49 0.11
Clear
Actual:
77 | 44 0.00
Average:
72 | 48 0.12
Clear
Actual:
81 | 49 0.00
Average:
71 | 48 0.11
Rain
Actual:
84 | 52 0.29
Average:
71 | 47 0.11
Rain
Actual:
69 | 45 0.15
Average:
70 | 47 0.13
Clear
Actual:
74 | 41 0.00
Average:
70 | 47 0.13
 

Calendar Legend

Sunny
Clear
Mostly Cloudy
Partly Sunny
Partly Cloudy
Mostly Sunny
Cloudy Rain Snow
Hail
Flurries
Thunderstorms Hazy
Fog
Sleet '?' denotes
'chance of'
Unknown

Daily Weather History & Observations

2013 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Sep high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 83 72 61 71 66 61 100 87 65 29.82 29.79 29.74 10 6 0 25 4 33 0.86 Fog , Rain , Thunderstorm
2 79 68 57 64 60 56 90 75 54 29.99 29.91 29.81 10 10 10 14 7 17 0.00  
3 75 64 52 57 54 50 93 74 48 30.10 30.05 30.00 10 10 10 10 3 14 0.00  
4 81 67 53 62 57 53 97 75 47 30.13 30.10 30.06 10 9 2 12 4 15 0.00  
5 75 65 55 64 57 48 100 73 46 30.25 30.20 30.11 10 10 5 17 8 22 T  
6 83 69 55 67 59 50 87 69 53 30.22 30.14 30.02 10 10 10 12 5 15 0.00  
7 85 74 62 68 64 61 96 75 49 30.01 29.95 29.89 10 9 5 16 5 21 T  
8 79 75 70 68 66 65 87 78 69 30.02 29.98 29.94 10 9 6 18 10 24 0.00  
9 90 79 67 74 70 65 97 75 59 29.96 29.88 29.82 10 8 4 15 9 21 0.00  
10 92 82 72 71 66 64 76 58 41 29.99 29.96 29.88 10 10 10 24 12 30 0.00  
11 88 79 70 71 67 65 91 72 55 30.04 30.00 29.98 10 10 8 15 6 20 0.01 Rain
12 79 68 57 66 59 51 93 74 38 30.09 30.00 29.96 10 10 10 23 8 29 T  
13 68 58 47 54 45 42 89 65 42 30.19 30.15 30.09 10 10 10 16 9 22 0.00  
14 70 56 42 49 44 41 93 67 36 30.20 30.12 30.04 10 10 10 10 4 16 0.00  
15 60 57 54 57 54 44 100 90 67 30.17 30.06 30.00 10 7 2 12 5 13 0.59 Rain
16 65 55 45 56 49 44 94 80 54 30.36 30.29 30.18 10 10 10 17 9 24 T Rain
17 70 57 43 54 50 42 93 74 56 30.34 30.25 30.12 10 10 10 12 5 18 0.00  
18 78 67 56 68 61 51 93 79 64 30.11 30.02 29.93 10 9 2 15 7 20 0.13 Rain
19 89 79 68 73 68 62 100 83 50 29.95 29.89 29.77 10 5 2 20 9 28 0.04 Rain
20 74 65 56 66 61 51 96 81 59 29.84 29.81 29.75 10 10 5 20 10 26 0.03 Rain
21 67 56 45 52 48 43 93 74 52 29.96 29.88 29.82 10 10 10 16 8 21 0.00  
22 69 56 42 49 45 41 96 74 47 30.06 30.02 29.97 10 10 9 14 4 17 0.00  
23 69 57 45 50 46 42 93 72 43 30.12 30.07 30.04 10 10 10 12 5 15 0.00  
24 71 60 48 51 48 44 89 70 45 30.06 30.00 29.94 10 10 9 14 7 18 0.00  
25 72 59 45 56 49 45 100 79 47 29.98 29.96 29.94 10 8 2 14 6 17 0.00  
26 77 61 44 54 49 44 100 73 34 30.09 30.04 29.97 10 7 2 13 4 16 0.00  
27 81 65 49 55 50 44 100 64 34 30.17 30.11 30.06 10 9 2 14 5 17 0.00  
28 84 68 52 66 56 44 97 66 39 30.08 29.98 29.89 10 9 2 25 12 35 0.29 Rain
29 69 57 45 63 50 41 100 80 39 30.07 30.02 29.94 10 9 2 17 6 24 0.15 Rain
30 74 58 41 55 47 40 93 70 37 30.01 29.95 29.88 10 10 10 14 5 17 0.00