Weather History for Alton, IL

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Month of October, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 87 °F 67 °F 47 °F
Mean Temperature 76 °F 55 °F 36 °F
Min Temperature 66 °F 44 °F 24 °F
Degree Days  
Heating Degree Days (base 65) 28 11 0 335
Cooling Degree Days (base 65) 10 1 0 35
Growing Degree Days (base 50) 26 7 0 218
Dew Point  
Dew Point 72 °F 46 °F 18 °F
Precipitation  
Precipitation 0.25 in 0.02 in 0.00 in 0.52 in
Snowdepth - - - -
Wind  
Wind 21 mph 5 mph 0 mph
Gust Wind 29 mph 20 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.50 in 30.05 in 29.38 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Oct. 04, 2013 Rise Set
Actual Time 6:59 AM CDT 6:37 PM CDT
Civil Twilight 6:32 AM CDT 7:04 PM CDT
Nautical Twilight 6:01 AM CDT 7:35 PM CDT
Astronomical Twilight 5:30 AM CDT 8:06 PM CDT
Moon 6:34 AM CDT (10/4) 6:20 PM CDT (10/4)
Length of Visible Light 12h 31m
Length of Day
11h 38m
Waning Crescent, 0% of the Moon is Illuminated
Oct 4
Waning Crescent
Oct 4
New
Oct 11
First Quarter
Oct 18
Full
Oct 26
Last Quarter

Weather History Calendar

Precipitation Actual month total 0.52 Average Month Total: 3.64
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Fog
Actual:
79 | 59 0.00
Average:
71 | 49 0.08
Rain
Actual:
84 | 66 0.00
Average:
71 | 48 0.08
Rain
Actual:
86 | 65 0.03
Average:
71 | 48 0.09
Fog
Actual:
87 | 64 0.00
Average:
70 | 48 0.09
Rain
Actual:
79 | 56 0.00
Average:
70 | 48 0.09
Partly Cloudy
Actual:
58 | 48 0.00
Average:
70 | 48 0.09
Rain
Actual:
69 | 47 0.00
Average:
69 | 48 0.10
Clear
Actual:
75 | 42 0.00
Average:
69 | 47 0.10
Clear
Actual:
74 | 41 0.00
Average:
68 | 47 0.10
Scattered Clouds
Actual:
79 | 48 0.00
Average:
68 | 46 0.09
Scattered Clouds
Actual:
79 | 50 0.00
Average:
68 | 46 0.10
Rain
Actual:
76 | 49 0.01
Average:
67 | 45 0.12
Clear
Actual:
73 | 32 0.00
Average:
67 | 45 0.12
Scattered Clouds
Actual:
69 | 44 0.00
Average:
66 | 45 0.12
Rain
Actual:
68 | 55 0.00
Average:
66 | 44 0.13
Scattered Clouds
Actual:
56 | 41 0.00
Average:
66 | 44 0.14
Rain
Actual:
63 | 42 0.01
Average:
66 | 44 0.15
Rain
Actual:
59 | 41 0.01
Average:
66 | 44 0.14
Rain
Actual:
57 | 40 0.16
Average:
66 | 44 0.14
Clear
Actual:
70 | 39 0.00
Average:
66 | 44 0.14
Scattered Clouds
Actual:
54 | 36 0.00
Average:
66 | 44 0.13
Partly Cloudy
Actual:
59 | 31 0.00
Average:
65 | 44 0.13
Mostly Cloudy
Actual:
49 | 35 0.00
Average:
65 | 44 0.12
Partly Cloudy
Actual:
47 | 27 0.00
Average:
65 | 45 0.13
Clear
Actual:
53 | 24 0.00
Average:
64 | 45 0.13
Partly Cloudy
Actual:
63 | 37 0.00
Average:
64 | 45 0.12
Clear
Actual:
58 | 28 0.00
Average:
63 | 44 0.13
Clear
Actual:
68 | 30 0.00
Average:
62 | 44 0.14
Rain
Actual:
56 | 41 0.01
Average:
61 | 44 0.14
Rain
Actual:
71 | 55 0.04
Average:
61 | 43 0.13
Rain
Actual:
66 | 48 0.25
Average:
60 | 43 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
Oct high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 79 68 59 68 64 59 100 94 65 30.04 29.99 29.96 10 4 0 12 5 17 0.00 Fog
2 84 74 66 72 67 50 100 92 41 30.08 30.03 29.98 10 5 0 9 4 - 0.00 Fog , Rain
3 86 74 65 69 67 63 97 86 48 29.99 29.97 29.88 10 10 10 17 8 23 0.03 Rain
4 87 76 64 70 66 61 99 83 43 29.99 29.96 29.91 10 7 0 18 6 21 0.00 Fog
5 79 67 56 72 66 53 100 89 65 29.97 29.93 29.87 10 9 4 14 8 17 0.00 Rain
6 58 52 48 53 46 34 97 79 41 29.91 29.88 29.82 20 10 10 18 8 29 0.00  
7 69 58 47 48 46 39 95 80 33 30.15 30.01 29.90 10 10 5 16 10 24 0.00 Rain
8 75 58 42 52 45 39 100 83 27 30.21 30.17 30.14 10 9 3 14 2 - 0.00  
9 74 58 41 52 46 41 100 87 34 30.21 30.15 30.10 10 9 4 12 2 - 0.00  
10 79 62 48 61 52 48 100 89 44 30.17 30.10 30.02 10 9 3 12 1 - 0.00  
11 79 64 50 61 53 46 100 84 32 30.06 30.01 29.93 10 7 1 21 3 22 0.00  
12 76 62 49 64 56 45 100 84 50 30.22 30.04 29.96 10 10 7 12 5 - 0.01 Rain
13 73 52 32 45 37 25 87 59 16 30.39 30.31 30.19 10 10 10 14 2 - 0.00  
14 69 56 44 52 38 31 79 59 32 30.35 30.28 30.07 10 10 10 14 3 - 0.00  
15 68 62 55 64 56 50 100 86 73 30.07 29.98 29.90 10 9 2 18 7 - 0.00 Rain
16 56 48 41 49 42 39 97 80 58 30.05 30.01 29.97 10 10 10 16 7 - 0.00  
17 63 52 42 47 43 32 98 84 32 30.01 29.98 29.92 10 10 5 14 3 - 0.01 Rain
18 59 50 41 45 40 34 93 74 39 30.06 29.99 29.96 10 10 10 12 8 - 0.01 Rain
19 57 48 40 42 38 28 97 80 36 30.03 29.99 29.95 10 10 7 14 6 26 0.16 Rain
20 70 54 39 42 38 34 88 67 27 29.97 29.93 29.86 10 10 10 18 7 28 0.00  
21 54 44 36 44 40 28 87 75 38 30.07 29.98 29.93 10 10 10 14 8 17 0.00  
22 59 44 31 41 35 31 99 85 47 30.07 30.00 29.79 10 10 10 18 4 24 0.00  
23 49 42 35 39 34 23 89 78 37 30.14 30.06 29.99 10 10 10 17 10 18 0.00  
24 47 36 27 45 31 18 100 79 32 30.42 30.23 30.13 10 10 10 17 5 26 0.00  
25 53 38 24 30 24 21 100 75 28 30.50 30.39 30.22 10 10 7 10 2 - 0.00  
26 63 50 37 36 28 21 66 51 28 30.22 30.13 30.02 10 10 10 17 8 23 0.00  
27 58 42 28 34 28 23 100 73 27 30.15 30.10 30.03 10 10 10 9 1 - 0.00  
28 68 49 30 43 33 27 100 79 26 30.26 30.15 30.06 10 10 10 9 1 - 0.00  
29 56 49 41 55 42 35 100 79 62 30.26 30.21 30.08 10 8 2 12 4 - 0.01 Rain
30 71 62 55 64 59 55 100 96 78 30.08 30.01 29.85 10 4 0 17 5 20 0.04 Fog , Rain
31 66 57 48 64 59 46 100 94 78 29.84 29.65 29.38 10 8 2 17 13 29 0.25 Rain