Weather History for Pittsburgh Allegheny Co., PA

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Week of December 9, 2012 through December 15, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 57 °F 47 °F 37 °F
Mean Temperature 47 °F 39 °F 33 °F
Min Temperature 39 °F 31 °F 25 °F
Degree Days  
Heating Degree Days (base 65) 32 26 18 180
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point 54 °F 30 °F 18 °F
Precipitation  
Precipitation 0.70 in 0.12 in 0.00 in 0.84 in
Snowdepth - - - -
Wind  
Wind 20 mph 6 mph 0 mph
Gust Wind 28 mph 20 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.46 in 30.12 in 29.55 in

Weekly Weather History Graph

Weekly Weather History Graph

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Date:

Astronomy

Dec. 09, 2012 Rise Set
Actual Time 7:31 AM EST 4:53 PM EST
Civil Twilight 7:00 AM EST 5:23 PM EST
Nautical Twilight 6:26 AM EST 5:57 PM EST
Astronomical Twilight 5:53 AM EST 6:31 PM EST
Moon 3:01 AM EST (12/9) 1:59 PM EST (12/9)
Length of Visible Light 10h 23m
Length of Day
9h 22m
Waning Crescent, 19% of the Moon is Illuminated
Dec 9
Waning Crescent
Dec 13
New
Dec 20
First Quarter
Dec 28
Full
Jan 4
Last Quarter

Daily Weather History & Observations

2012 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Dec high avg low high avg low high avg low high avg low high avg low high avg high sum  
9 55 47 39 54 41 33 94 83 71 30.13 30.00 29.77 10 9 5 14 8 20 0.11 Rain
10 57 46 35 54 46 32 94 88 83 29.81 29.66 29.55 10 7 1 20 10 28 0.70 Rain , Snow
11 37 35 32 32 29 27 89 79 67 30.25 30.02 29.79 10 9 3 10 7 - 0.02 Snow
12 39 33 27 25 22 20 85 67 46 30.46 30.38 30.26 10 10 10 8 5 - 0.00  
13 43 34 25 23 21 18 88 64 37 30.46 30.40 30.31 10 9 5 7 2 - 0.00  
14 48 38 28 26 23 21 78 57 37 30.33 30.28 30.24 10 10 7 12 8 - 0.00  
15 51 42 33 30 26 23 75 52 35 30.24 30.11 29.92 10 10 7 12 5 - 0.01 Rain