Weather History for Mount Vernon, IL

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Month of January, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 66 °F 42 °F 19 °F
Mean Temperature 60 °F 33 °F 16 °F
Min Temperature 53 °F 24 °F 12 °F
Degree Days  
Heating Degree Days (base 65) 50 32 6 1002
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 10 1 0 19
Dew Point  
Dew Point 59 °F 25 °F -2 °F
Precipitation  
Precipitation 1.93 in 0.15 in 0.00 in 4.73 in
Snowdepth - - - -
Wind  
Wind 45 mph 5 mph 0 mph
Gust Wind 59 mph 20 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.62 in 30.20 in 29.40 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Jan. 26, 2013 Rise Set
Actual Time 7:05 AM CST 5:11 PM CST
Civil Twilight 6:36 AM CST 5:39 PM CST
Nautical Twilight 6:04 AM CST 6:11 PM CST
Astronomical Twilight 5:33 AM CST 6:42 PM CST
Moon 5:05 PM CST (1/26) 6:23 AM CST (1/26)
Length of Visible Light 11h 02m
Length of Day
10h 06m
Full, 100% of the Moon is Illuminated
Jan 26
Full
Jan 26
Full
Feb 3
Last Quarter
Feb 10
New
Feb 17
First Quarter

Weather History Calendar

Precipitation Actual month total 4.73 Average Month Total: 3.44
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Mostly Cloudy
Actual:
33 | 17 0.03
Average:
38 | 24 0.12
Clear
Actual:
28 | 12 0.01
Average:
38 | 24 0.12
Scattered Clouds
Actual:
37 | 12 0.07
Average:
38 | 24 0.12
Scattered Clouds
Actual:
37 | 17 0.01
Average:
38 | 24 0.12
Partly Cloudy
Actual:
39 | 19 0.02
Average:
38 | 23 0.12
Partly Cloudy
Actual:
37 | 19 0.00
Average:
37 | 23 0.12
Clear
Actual:
39 | 15 0.00
Average:
37 | 23 0.12
Scattered Clouds
Actual:
48 | 19 0.00
Average:
37 | 22 0.11
Partly Cloudy
Actual:
55 | 35 0.22
Average:
37 | 22 0.11
Mostly Cloudy
Actual:
60 | 39 0.34
Average:
36 | 22 0.11
Scattered Clouds
Actual:
60 | 50 0.02
Average:
36 | 21 0.11
Thunderstorm
Actual:
60 | 37 1.93
Average:
36 | 21 0.10
Mostly Cloudy
Actual:
37 | 21 0.29
Average:
36 | 21 0.10
Scattered Clouds
Actual:
26 | 17 0.00
Average:
36 | 21 0.10
Partly Cloudy
Actual:
28 | 17 0.00
Average:
36 | 21 0.09
Partly Cloudy
Actual:
35 | 24 0.05
Average:
36 | 21 0.09
Partly Cloudy
Actual:
41 | 23 0.04
Average:
36 | 21 0.09
Clear
Actual:
44 | 19 0.11
Average:
36 | 21 0.09
Clear
Actual:
53 | 35 0.00
Average:
36 | 21 0.09
Scattered Clouds
Actual:
44 | 24 0.00
Average:
36 | 21 0.08
Partly Cloudy
Actual:
24 | 15 0.00
Average:
36 | 21 0.08
Partly Cloudy
Actual:
19 | 12 0.00
Average:
37 | 21 0.08
Clear
Actual:
39 | 12 0.00
Average:
37 | 21 0.08
Scattered Clouds
Actual:
28 | 17 0.00
Average:
37 | 22 0.08
Partly Cloudy
Actual:
39 | 24 0.00
Average:
37 | 22 0.08
Clear
Actual:
37 | 21 0.00
Average:
38 | 22 0.08
Partly Cloudy
Actual:
48 | 26 0.18
Average:
38 | 22 0.08
Mostly Cloudy
Actual:
60 | 48 0.01
Average:
38 | 23 0.08
Thunderstorm
Actual:
66 | 53 1.10
Average:
39 | 23 0.08
Overcast
Actual:
53 | 28 0.30
Average:
39 | 24 0.08
Mostly Cloudy
Actual:
33 | 14 0.00
Average:
39 | 24 0.53
 

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
Jan high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 33 26 17 30 20 10 93 78 64 30.26 30.18 30.09 10 7 2 9 4 - 0.03  
2 28 20 12 16 12 7 92 73 54 30.31 30.26 30.23 10 10 6 5 1 - 0.01  
3 37 24 12 25 19 7 93 78 56 30.41 30.34 30.24 10 10 7 8 1 - 0.07  
4 37 27 17 25 21 14 93 79 60 30.47 30.40 30.35 10 9 5 12 2 - 0.01  
5 39 29 19 32 26 16 93 81 70 30.36 30.28 30.16 10 9 6 13 4 - 0.02  
6 37 28 19 32 25 16 93 76 60 30.41 30.24 30.09 10 9 5 13 7 20 0.00  
7 39 27 15 27 21 10 93 79 56 30.47 30.36 30.22 10 7 3 13 2 17 0.00  
8 48 34 19 34 27 16 100 73 50 30.28 30.22 30.18 10 9 5 12 3 - 0.00  
9 55 45 35 46 38 30 100 76 51 30.50 30.40 30.22 10 9 0 10 5 - 0.22  
10 60 49 39 59 42 32 100 84 66 30.49 30.19 29.84 10 6 0 14 9 21 0.34  
11 60 55 50 59 49 45 94 81 63 29.96 29.90 29.83 10 10 7 20 11 25 0.02  
12 60 50 37 55 48 34 94 88 81 29.99 29.89 29.75 10 9 5 15 6 20 1.93 Thunderstorm
13 37 29 21 34 24 14 93 81 68 30.35 30.08 29.86 10 8 1 12 5 20 0.29  
14 26 22 17 18 15 10 86 74 64 30.49 30.43 30.36 10 10 10 7 1 - 0.00  
15 28 22 17 21 18 14 93 78 64 30.40 30.29 30.14 10 10 7 10 3 16 0.00  
16 35 30 24 25 23 21 86 73 56 30.16 30.12 30.06 10 9 4 9 2 - 0.05  
17 41 32 23 32 25 19 86 71 56 30.51 30.31 30.13 10 10 10 10 3 20 0.04  
18 44 32 19 30 24 16 93 73 53 30.54 30.41 30.21 10 10 7 17 5 23 0.11  
19 53 44 35 39 33 27 87 65 51 30.23 30.10 29.97 10 10 10 24 15 31 0.00  
20 44 35 24 30 17 10 75 53 36 30.35 30.27 30.11 10 10 10 10 4 20 0.00  
21 24 20 15 16 5 -2 69 50 36 30.39 30.33 30.26 10 10 10 13 4 24 0.00  
22 19 16 12 12 4 -2 79 58 45 30.49 30.42 30.39 10 10 10 7 1 - 0.00  
23 39 26 12 21 16 9 92 69 48 30.39 30.28 30.16 10 10 10 9 2 22 0.00  
24 28 22 17 16 8 0 68 52 43 30.62 30.46 30.30 10 10 10 14 8 20 0.00  
25 39 32 24 23 15 7 86 57 43 30.29 30.18 30.13 10 10 10 10 5 - 0.00  
26 37 29 21 25 17 10 93 62 41 30.42 30.34 30.23 10 10 7 7 2 - 0.00  
27 48 36 26 45 30 18 93 82 64 30.35 30.21 30.05 10 6 2 13 6 20 0.18  
28 60 54 48 57 52 45 100 89 82 30.07 30.02 29.98 10 8 2 20 11 21 0.01  
29 66 60 53 59 56 50 88 81 68 29.97 29.73 29.40 10 10 2 45 16 59 1.10 Thunderstorm
30 53 40 28 52 36 16 94 76 55 29.90 29.57 29.41 10 10 6 22 9 30 0.30  
31 33 24 14 27 16 3 86 62 49 30.33 30.06 29.91 10 9 0 18 10 25 0.00