Weather History for St. Louis, MO

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Week of September 9, 2012 through September 15, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 88 °F 79 °F 69 °F
Mean Temperature 75 °F 69 °F 63 °F
Min Temperature 64 °F 59 °F 56 °F
Degree Days  
Heating Degree Days (base 65) 2 0 0 3
Cooling Degree Days (base 65) 10 5 0 33
Growing Degree Days (base 50) 25 19 13 131
Dew Point  
Dew Point 64 °F 53 °F 48 °F
Precipitation  
Precipitation 0.10 in 0.01 in 0.00 in 0.10 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 24 mph 7 mph 0 mph
Gust Wind 29 mph 21 mph 17 mph
Sea Level Pressure  
Sea Level Pressure 30.36 in 30.17 in 29.92 in

Weekly Weather History Graph

Weekly Weather History Graph

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Date:

Astronomy

Sep. 09, 2012 Rise Set
Actual Time 6:38 AM CDT 7:18 PM CDT
Civil Twilight 6:11 AM CDT 7:45 PM CDT
Nautical Twilight 5:39 AM CDT 8:16 PM CDT
Astronomical Twilight 5:06 AM CDT 8:49 PM CDT
Moon 12:10 AM CDT (9/9) 3:01 PM CDT (9/9)
Length of Visible Light 13h 34m
Length of Day
12h 40m
Last Quarter, 39% of the Moon is Illuminated
Sep 9
Last Quarter
Sep 15
New
Sep 22
First Quarter
Sep 29
Full
Oct 8
Last Quarter

Daily Weather History & Observations

2012 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Sep high avg low high avg low high avg low high avg low high avg low high avg high sum  
9 75 67 58 52 50 48 77 59 41 30.14 30.06 29.92 10 10 10 17 8 24 0.00  
10 79 68 56 53 51 49 86 61 36 30.24 30.15 30.10 10 10 10 12 5 17 0.00  
11 85 73 60 58 55 53 78 58 37 30.19 30.11 30.06 10 10 10 17 8 24 0.00  
12 86 75 64 58 56 54 73 54 34 30.17 30.12 30.08 10 10 10 18 8 23 0.00  
13 88 75 61 64 57 53 78 56 34 30.29 30.18 30.13 10 10 9 24 7 29 0.00  
14 70 64 58 56 54 51 93 73 53 30.36 30.31 30.26 10 9 4 14 7 17 0.10 Rain
15 69 63 57 52 50 49 72 60 47 30.30 30.24 30.14 10 10 10 15 5 18 0.00