Weather History for Mount Vernon, IL

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Month of April, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 80 °F 66 °F 48 °F
Mean Temperature 71 °F 54 °F 35 °F
Min Temperature 62 °F 42 °F 24 °F
Degree Days  
Heating Degree Days (base 65) 30 12 0 182
Cooling Degree Days (base 65) 6 1 0 13
Growing Degree Days (base 50) 21 7 0 112
Dew Point  
Dew Point 66 °F 39 °F 16 °F
Precipitation  
Precipitation 0.71 in 0.06 in 0.00 in 0.83 in
Snowdepth - - - -
Wind  
Wind 25 mph 7 mph 0 mph
Gust Wind 34 mph 21 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.41 in 29.99 in 29.62 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Apr. 29, 2013 Rise Set
Actual Time 6:00 AM CDT 7:45 PM CDT
Civil Twilight 5:32 AM CDT 8:13 PM CDT
Nautical Twilight 4:58 AM CDT 8:48 PM CDT
Astronomical Twilight 4:21 AM CDT 9:24 PM CDT
Moon No Moon Rise 9:22 AM CDT (4/29)
Length of Visible Light 14h 41m
Length of Day
13h 44m
Waning Gibbous, 80% of the Moon is Illuminated
Apr 29
Waning Gibbous
May 2
Last Quarter
May 9
New
May 17
First Quarter
May 24
Full

Weather History Calendar

Precipitation Actual month total 0.83 Average Month Total: 2.46
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Scattered Clouds
Actual:
53 | 30 0.00
Average:
59 | 39 0.11
Clear
Actual:
48 | 24 0.00
Average:
60 | 40 0.11
Clear
Actual:
51 | 28 0.00
Average:
60 | 40 0.83
Clear
Actual:
60 | 33 0.00
Average:
61 | 41 0.11
Clear
Actual:
64 | 30 0.00
Average:
61 | 41 0.11
Clear
Actual:
73 | 46 0.00
Average:
62 | 41 0.11
Partly Cloudy
Actual:
77 | 53 0.07
Average:
62 | 42 0.12
Partly Cloudy
Actual:
75 | 59 0.00
Average:
62 | 42 0.12
Partly Cloudy
Actual:
80 | 62 0.00
Average:
63 | 42 0.12
Thunderstorm
Actual:
80 | 62 0.71
Average:
63 | 43 0.12
Thunderstorm
Actual:
64 | 42 0.05
Average:
63 | 43 0.12
Partly Cloudy
Actual:
50 | 35 0.00
Average:
63 | 44 0.12
Scattered Clouds
Actual:
60 | 32 0.00
Average:
64 | 44 0.12
Clear
Actual:
77 | 46 0.00
Average:
64 | 44 0.12
Mostly Cloudy
Actual:
73 | 55 0.00
Average:
64 | 45 0.12
Clear
Actual:
- | - -
Average:
- | - -
Clear
Actual:
- | - -
Average:
- | - -
Clear
Actual:
- | - -
Average:
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Clear
Actual:
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Clear
Actual:
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Clear
Actual:
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Clear
Actual:
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Clear
Actual:
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Clear
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Clear
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Clear
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Clear
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Clear
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Clear
Actual:
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Average:
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Clear
Actual:
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Average:
- | - -
 

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
Apr high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 53 42 30 37 26 21 80 53 37 30.23 30.14 29.93 10 10 10 9 5 21 0.00  
2 48 35 24 27 20 16 86 57 32 30.36 30.31 30.24 10 10 8 8 2 - 0.00  
3 51 40 28 27 23 18 86 51 30 30.41 30.33 30.27 10 10 10 15 5 22 0.00  
4 60 46 33 32 24 19 81 45 25 30.27 30.13 30.04 10 10 10 10 6 - 0.00  
5 64 47 30 39 32 27 93 61 27 30.17 30.11 30.06 10 10 8 10 2 - 0.00  
6 73 60 46 43 37 30 62 44 29 30.11 29.98 29.84 10 10 10 25 9 34 0.00  
7 77 65 53 55 50 43 82 61 44 29.97 29.92 29.86 10 10 7 20 12 26 0.07  
8 75 66 59 59 54 50 77 66 56 29.95 29.89 29.83 10 10 3 22 11 31 0.00  
9 80 71 62 63 58 54 78 64 51 29.99 29.93 29.88 10 10 6 24 11 33 0.00  
10 80 71 62 66 63 57 88 72 58 29.90 29.82 29.69 10 10 3 25 11 31 0.71 Thunderstorm
11 64 53 42 61 46 28 94 82 57 29.78 29.70 29.62 10 7 1 15 8 24 0.05 Thunderstorm
12 50 42 35 34 30 28 87 64 50 30.05 29.88 29.75 10 10 10 18 7 28 0.00  
13 60 46 32 39 34 28 93 62 42 30.11 30.04 29.97 10 10 7 14 5 21 0.00  
14 77 62 46 50 44 37 71 53 34 29.97 29.85 29.74 10 10 10 22 8 30 0.00  
15 73 64 55 61 51 46 77 70 63 29.96 29.89 29.83 10 10 10 16 9 21 0.00  
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