Mount Vernon, IL

8:18 PM CDT on July 20, 2017 (GMT -0500)
Mount Vernon

Weather History for KMVN - May, 2012

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Month of May, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 93 °F 82 °F 69 °F
Mean Temperature 80 °F 69 °F 58 °F
Min Temperature 69 °F 56 °F 42 °F
Degree Days  
Heating Degree Days (base 65) 6 1 0 40
Cooling Degree Days (base 65) 15 5 0 161
Growing Degree Days (base 50) 30 19 8 578
Dew Point  
Dew Point 73 °F 58 °F 36 °F
Precipitation  
Precipitation 1.66 in 0.13 in 0.00 in 3.97 in
Snowdepth - - - -
Wind  
Wind 24 mph 4 mph 0 mph
Gust Wind 40 mph 20 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.23 in 29.98 in 29.68 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

May. 15, 2012 Rise Set
Actual Time 5:43 AM CDT 8:00 PM CDT
Civil Twilight 5:14 AM CDT 8:30 PM CDT
Nautical Twilight 4:37 AM CDT 9:06 PM CDT
Astronomical Twilight 3:57 AM CDT 9:46 PM CDT
Moon 2:42 AM CDT (5/15) 3:22 PM CDT (5/15)
Length of Visible Light 15h 15m
Length of Day
14h 16m
Waning Crescent, 23% of the Moon is Illuminated
May 15
Waning Crescent
May 20
New
May 28
First Quarter
Jun 4
Full
Jun 11
Last Quarter

Daily Weather History & Observations

2012 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
May high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 84 68 53 70 62 52 100 76 51 30.00 29.92 29.85 10 7 0 23 6 33 0.11 Thunderstorm
2 87 76 64 68 65 61 88 66 46 30.00 29.94 29.88 10 10 2 24 11 31 0.00  
3 84 73 62 70 65 59 88 71 55 30.07 29.99 29.93 10 10 10 15 9 21 0.00  
4 87 76 66 73 68 63 94 82 62 30.03 29.94 29.86 10 9 3 14 5 28 0.32 Thunderstorm
5 87 74 62 73 68 59 94 80 58 29.98 29.92 29.88 10 10 2 14 5 29 1.34 Thunderstorm
6 91 80 69 72 69 63 94 72 49 29.96 29.90 29.84 10 10 2 20 4 18 0.01 Thunderstorm
7 78 71 64 66 64 61 94 81 61 29.91 29.87 29.82 10 9 3 9 2 18 0.20  
8 71 62 53 61 54 46 100 74 43 29.98 29.95 29.90 10 9 1 8 1 - 0.00  
9 69 58 48 52 47 45 94 69 43 29.99 29.96 29.93 10 9 0 9 2 - 0.00  
10 71 60 48 50 47 45 94 67 38 30.06 30.00 29.95 10 10 8 7 2 - 0.00  
11 75 58 42 55 48 41 100 68 36 30.18 30.13 30.05 10 9 4 13 2 17 0.00  
12 73 62 51 57 53 50 100 73 44 30.23 30.19 30.15 10 9 2 8 1 - 0.00  
13 77 62 48 57 52 46 100 67 41 30.16 30.10 30.03 10 7 0 13 3 16 0.00  
14 78 64 51 59 54 48 100 68 44 30.11 30.06 30.01 10 10 2 9 4 - 0.00  
15 82 63 46 55 50 45 94 66 28 30.06 30.02 29.97 10 8 0 6 1 - 0.00  
16 78 64 50 61 51 36 100 64 32 30.06 30.00 29.98 10 8 1 10 3 - 0.00  
17 78 63 48 54 44 36 68 47 34 30.10 30.06 30.01 10 10 5 12 7 17 0.00  
18 87 74 62 61 58 57 88 59 35 30.00 29.98 29.95 10 10 10 8 4 - 0.00  
19 89 73 57 66 61 55 94 64 36 30.08 30.03 30.00 10 9 1 14 4 21 0.00  
20 91 74 57 66 62 57 100 74 38 30.13 30.08 29.99 10 8 2 21 4 40 1.66 Thunderstorm
21 71 64 55 63 56 48 94 73 53 30.12 30.09 30.04 10 9 5 8 3 - 0.00  
22 73 60 46 52 47 43 100 66 35 30.10 30.01 29.91 10 9 0 13 3 20 0.00  
23 82 63 44 55 49 43 100 59 30 29.93 29.86 29.78 10 9 1 13 2 - 0.00  
24 89 71 53 64 58 50 94 59 38 29.85 29.77 29.68 10 10 8 24 8 31 0.00  
25 89 78 68 72 66 61 94 66 49 30.04 29.96 29.83 10 10 4 14 6 16 0.00  
26 91 76 62 73 67 63 100 72 43 30.12 30.05 30.00 10 10 2 17 4 22 0.00  
27 91 76 62 68 65 59 94 66 41 30.07 30.00 29.93 10 10 5 14 4 18 0.00  
28 93 80 66 70 66 63 94 64 41 29.97 29.88 29.81 10 10 3 20 7 26 0.00  
29 86 74 62 68 63 55 94 69 37 29.92 29.87 29.81 10 9 1 7 3 - 0.02 Thunderstorm
30 78 66 55 61 56 50 100 75 36 30.01 29.92 29.87 10 8 0 8 1 - 0.03  
31 77 65 53 64 56 48 94 78 50 29.90 29.80 29.70 10 9 3 10 4 - 0.28 Thunderstorm