Weather History for Carbondale, IL

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Month of September, 2011

  Max Avg Min Sum
Temperature  
Max Temperature 98 °F 77 °F 57 °F
Mean Temperature 84 °F 66 °F 54 °F
Min Temperature 70 °F 56 °F 46 °F
Degree Days  
Heating Degree Days (base 65) 11 2 0 65
Cooling Degree Days (base 65) 19 3 0 100
Growing Degree Days (base 50) 34 16 4 480
Dew Point  
Dew Point 72 °F 55 °F 35 °F
Precipitation  
Precipitation 3.10 in 0.18 in 0.00 in 5.49 in
Snowdepth - - - -
Wind  
Wind 21 mph 5 mph 0 mph
Gust Wind 33 mph 21 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.32 in 30.00 in 29.75 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Sep. 09, 2011 Rise Set
Actual Time 6:33 AM CDT 7:14 PM CDT
Civil Twilight 6:07 AM CDT 7:41 PM CDT
Nautical Twilight 5:35 AM CDT 8:12 PM CDT
Astronomical Twilight 5:03 AM CDT 8:44 PM CDT
Moon 5:38 PM CDT (9/9) 3:55 AM CDT (9/9)
Length of Visible Light 13h 33m
Length of Day
12h 40m
Waxing Gibbous, 93% of the Moon is Illuminated
Sep 9
Waxing Gibbous
Sep 12
Full
Sep 20
Last Quarter
Sep 27
New
Oct 3
First Quarter

Weather History Calendar

Precipitation Actual month total 5.49 Average Month Total: 3.10
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Clear
Actual:
97 | 68 0.00
Average:
86 | 61 0.11
Clear
Actual:
98 | 66 0.00
Average:
85 | 62 0.08
Scattered Clouds
Actual:
98 | 70 0.00
Average:
86 | 62 0.19
Rain
Actual:
79 | 69 0.00
Average:
84 | 60 0.08
Scattered Clouds
Actual:
75 | 59 0.00
Average:
84 | 59 0.07
Clear
Actual:
75 | 50 0.00
Average:
84 | 58 0.03
Clear
Actual:
78 | 51 0.00
Average:
86 | 58 0.10
Scattered Clouds
Actual:
80 | 51 0.00
Average:
84 | 59 0.04
Rain
Actual:
69 | 60 0.00
Average:
82 | 58 0.08
Thunderstorm
Actual:
75 | 60 0.02
Average:
83 | 58 0.16
Fog
Actual:
82 | 60 0.01
Average:
81 | 56 0.01
Fog
Actual:
87 | 53 0.00
Average:
82 | 56 0.23
Clear
Actual:
95 | 63 0.00
Average:
83 | 57 0.06
Thunderstorm
Actual:
71 | 55 0.52
Average:
82 | 57 0.11
Scattered Clouds
Actual:
66 | 46 0.00
Average:
80 | 55 0.09
Partly Cloudy
Actual:
70 | 52 0.00
Average:
79 | 56 0.04
Rain
Actual:
70 | 55 0.01
Average:
79 | 56 0.14
Thunderstorm
Actual:
75 | 59 0.89
Average:
79 | 55 0.17
Fog
Actual:
73 | 57 0.00
Average:
79 | 55 0.22
Fog
Actual:
78 | 55 0.01
Average:
80 | 54 0.09
Fog
Actual:
81 | 57 0.01
Average:
78 | 53 0.23
Rain
Actual:
64 | 53 0.12
Average:
77 | 51 0.03
Rain
Actual:
69 | 48 0.12
Average:
78 | 51 0.10
Thunderstorm
Actual:
64 | 53 0.66
Average:
73 | 49 0.25
Thunderstorm
Actual:
57 | 51 3.10
Average:
73 | 49 0.10
Scattered Clouds
Actual:
71 | 48 0.01
Average:
76 | 51 0.06
Rain
Actual:
73 | 52 0.00
Average:
76 | 49 0.08
Partly Cloudy
Actual:
75 | 50 0.00
Average:
77 | 48 0.02
Scattered Clouds
Actual:
86 | 55 0.01
Average:
78 | 49 0.12
Clear
Actual:
71 | 55 0.00
Average:
78 | 51 0.01
 

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

2011 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 97 82 68 68 66 64 90 62 34 30.06 30.00 29.96 10 9 5 14 3 18 0.00  
2 98 81 66 70 67 64 90 67 36 30.03 29.97 29.91 10 8 5 8 2 - 0.00  
3 98 84 70 72 69 66 94 71 36 29.94 29.88 29.81 10 7 2 8 1 - 0.00  
4 79 74 69 69 63 50 87 70 51 29.97 29.92 29.84 10 10 7 16 7 23 0.00 Rain
5 75 67 59 54 49 44 75 55 37 30.01 29.98 29.93 10 10 10 21 12 33 0.00  
6 75 62 50 47 44 42 80 56 32 30.07 30.03 29.99 10 10 10 18 11 28 0.00  
7 78 64 51 50 46 35 89 59 23 30.13 30.08 30.05 10 10 10 16 8 24 0.00  
8 80 66 51 55 49 44 83 62 28 30.10 30.04 29.96 10 10 10 17 7 24 0.00  
9 69 64 60 61 58 54 94 80 73 29.96 29.93 29.90 10 9 5 9 4 - 0.00 Rain
10 75 66 60 64 61 57 96 83 62 30.03 29.99 29.94 10 7 1 8 2 - 0.02 Rain , Thunderstorm
11 82 71 60 64 60 57 100 86 41 30.08 30.04 30.01 10 4 0 7 0 - 0.01 Fog
12 87 70 53 62 57 53 100 80 36 30.13 30.07 29.98 10 4 0 12 1 - 0.00 Fog
13 95 78 63 62 59 55 87 57 27 29.98 29.94 29.88 10 10 10 14 7 23 0.00  
14 71 63 55 63 59 52 94 86 68 30.12 29.97 29.90 10 7 2 20 8 32 0.52 Rain , Thunderstorm
15 66 55 46 51 42 37 84 61 37 30.32 30.24 30.13 10 10 10 18 12 23 0.00  
16 70 60 52 51 44 39 84 60 33 30.32 30.24 30.19 10 10 10 8 5 - 0.00  
17 70 62 55 58 52 47 87 72 47 30.25 30.20 30.14 10 10 10 5 1 - 0.01 Rain
18 75 66 59 68 64 56 94 89 71 30.14 30.08 29.97 10 6 0 16 5 21 0.89 Fog , Rain , Thunderstorm
19 73 65 57 65 62 55 97 87 70 30.05 30.01 29.95 10 7 0 12 4 - 0.00 Fog
20 78 66 55 65 59 54 100 87 60 30.08 30.03 29.96 10 5 0 5 1 - 0.01 Fog
21 81 69 57 63 60 51 100 85 38 30.11 30.03 29.99 10 4 0 12 1 - 0.01 Fog
22 64 59 53 56 54 52 96 87 70 30.20 30.14 30.09 10 10 5 8 3 - 0.12 Rain
23 69 58 48 57 52 46 100 88 55 30.16 30.09 29.99 10 4 0 15 1 21 0.12 Fog , Rain
24 64 58 53 57 55 53 100 91 77 30.00 29.94 29.90 10 6 0 9 3 - 0.66 Fog , Rain , Thunderstorm
25 57 54 51 55 54 50 100 93 88 29.93 29.85 29.75 10 4 2 13 4 17 3.10 Rain , Thunderstorm
26 71 59 48 52 49 45 100 78 41 29.88 29.82 29.77 10 7 1 12 6 22 0.01  
27 73 62 52 53 49 46 93 63 41 29.89 29.84 29.78 10 10 8 13 8 22 0.00 Rain
28 75 62 50 59 55 48 93 75 51 29.87 29.85 29.82 10 10 8 12 2 17 0.00  
29 86 70 55 59 51 37 93 57 28 29.96 29.87 29.80 10 10 8 14 5 28 0.01  
30 71 63 55 47 40 36 74 47 28 30.09 30.04 29.96 10 10 10 20 10 32 0.00