Chesterfield, MO

9:43 AM CDT on September 27, 2016 (GMT -0500)
Spirit Of Saint Louis

Weather History for KSUS - May, 2012

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Month of May, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 95 °F 83 °F 69 °F
Mean Temperature 82 °F 70 °F 60 °F
Min Temperature 72 °F 58 °F 46 °F
Degree Days  
Heating Degree Days (base 65) 4 1 0 27
Cooling Degree Days (base 65) 18 6 0 200
Growing Degree Days (base 50) 32 20 10 635
Dew Point  
Dew Point 73 °F 56 °F 37 °F
Precipitation  
Precipitation 0.49 in 0.04 in 0.00 in 1.09 in
Snowdepth - - - -
Wind  
Wind 21 mph 4 mph 0 mph
Gust Wind 36 mph 20 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.20 in 29.94 in 29.56 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

May. 22, 2012 Rise Set
Actual Time 5:44 AM CDT 8:14 PM CDT
Civil Twilight 5:14 AM CDT 8:44 PM CDT
Nautical Twilight 4:36 AM CDT 9:22 PM CDT
Astronomical Twilight 3:54 AM CDT 10:04 PM CDT
Moon 6:55 AM CDT (5/22) 9:52 PM CDT (5/22)
Length of Visible Light 15h 30m
Length of Day
14h 29m
Waxing Crescent, 3% of the Moon is Illuminated
May 22
Waxing Crescent
May 28
First Quarter
Jun 4
Full
Jun 11
Last Quarter
Jun 19
New

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 70 57 69 62 55 100 79 51 29.97 29.86 29.77 10 8 0 13 4 22 0.16 Fog , Rain , Thunderstorm
2 89 80 71 65 62 60 73 56 40 29.90 29.84 29.77 10 10 10 18 8 26 0.00  
3 86 78 69 69 65 63 81 68 51 29.98 29.90 29.85 10 10 10 16 7 28 0.00  
4 84 74 66 73 66 61 94 82 60 30.05 29.91 29.81 10 8 1 15 4 36 0.31 Rain , Thunderstorm
5 91 80 69 73 69 64 100 77 45 29.89 29.86 29.81 10 7 2 9 1 16 0.00 Thunderstorm
6 91 78 64 71 67 64 97 76 45 29.90 29.84 29.77 10 8 0 12 2 - 0.00 Fog
7 73 68 62 66 64 59 96 86 66 29.92 29.87 29.78 10 8 2 15 8 29 0.49 Rain , Thunderstorm
8 75 64 54 56 48 41 86 61 31 29.99 29.96 29.91 10 10 10 15 5 21 0.00  
9 71 60 51 51 47 45 89 65 41 30.01 29.97 29.93 10 10 10 13 4 20 0.00  
10 75 60 46 52 47 43 96 65 33 30.01 29.97 29.94 10 10 9 6 1 - 0.00  
11 75 62 50 57 50 43 89 62 41 30.13 30.10 30.09 10 10 10 9 2 - 0.00  
12 79 66 55 56 52 43 93 64 29 30.20 30.15 30.11 10 10 8 7 1 - 0.00  
13 77 65 53 55 51 45 96 65 33 30.19 30.13 30.07 10 10 4 12 4 - 0.00  
14 80 64 48 51 44 37 89 56 23 30.13 30.07 30.02 10 10 10 9 3 - 0.00  
15 82 64 46 53 48 42 90 58 24 30.06 30.01 29.94 10 10 10 12 2 - 0.00  
16 79 66 54 55 50 42 89 58 29 30.04 30.00 29.95 10 10 10 12 3 - 0.00  
17 80 62 46 53 45 37 86 56 22 30.10 30.06 29.99 10 10 10 6 1 - 0.00  
18 87 68 50 61 53 47 89 62 28 30.04 29.95 29.89 10 10 10 8 2 - 0.00  
19 90 73 57 64 60 54 90 61 36 30.01 29.96 29.91 10 10 8 12 3 18 0.00  
20 89 78 68 71 63 59 90 65 43 30.07 30.02 29.99 10 10 9 12 6 20 0.01 Rain , Thunderstorm
21 73 64 54 61 49 43 83 56 35 30.16 30.11 30.07 10 10 10 14 6 18 0.00  
22 78 62 46 55 48 45 93 64 33 30.09 30.01 29.88 10 10 2 10 2 - 0.00  
23 84 66 51 54 51 47 90 54 33 29.88 29.79 29.68 10 10 10 14 3 17 0.00  
24 91 79 68 60 54 46 55 43 29 29.73 29.65 29.56 10 10 10 21 10 33 0.00  
25 90 80 69 70 67 61 81 62 50 29.96 29.88 29.74 10 10 6 12 5 16 0.00  
26 95 80 68 71 67 62 87 61 45 30.01 29.96 29.91 10 10 8 9 4 - 0.00  
27 93 82 71 66 63 61 69 52 36 29.99 29.91 29.83 10 10 10 13 6 17 0.00  
28 95 82 72 69 64 59 79 54 31 29.86 29.79 29.74 10 10 10 15 8 25 0.00  
29 90 78 64 70 59 52 83 58 27 29.90 29.84 29.76 10 10 5 15 6 21 0.07 Rain , Thunderstorm
30 84 72 61 60 53 46 87 57 27 29.96 29.89 29.82 10 10 10 6 1 - 0.01 Rain
31 69 60 53 61 53 47 94 79 52 29.90 29.82 29.75 10 9 4 17 6 21 0.04 Rain