Weather History for Pittsburgh Allegheny Co., PA

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Thursday, December 29, 2011

  Actual Average Record
Temperature  
Mean Temperature 30 °F -  
Max Temperature 39 °F 35 °F 62 °F (2003)
Min Temperature 21 °F 20 °F 6 °F (1993)
Degree Days  
Heating Degree Days 35    
Moisture  
Dew Point 22 °F    
Average Humidity 71    
Maximum Humidity 86    
Minimum Humidity 55    
Precipitation  
Precipitation 0.01 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.93 in    
Wind  
Wind Speed 6 mph (South)    
Max Wind Speed 15 mph    
Max Gust Speed -    
Visibility 9 miles    
Events Snow    
Averages and records for this station are not official NWS values.
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Dec. 29, 2011 Rise Set
Actual Time 7:42 AM EST 5:01 PM EST
Civil Twilight 7:11 AM EST 5:32 PM EST
Nautical Twilight 6:37 AM EST 6:06 PM EST
Astronomical Twilight 6:03 AM EST 6:39 PM EST
Moon 10:33 AM EST (12/29) 10:37 PM EST (12/29)
Length of Visible Light 10h 20m
Length of Day
9h 19m
Waxing Crescent, 26% of the Moon is Illuminated
Dec 29
Waxing Crescent
Jan 1
First Quarter
Jan 9
Full
Jan 16
Last Quarter
Jan 23
New

Hourly Weather History & Observations

Time (EST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:01 AM 24.8 °F - 14.0 °F 64% 29.97 in 10.0 mi Calm Calm - N/A   Scattered Clouds
12:53 AM 23.0 °F - 15.1 °F 72% 30.04 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
1:53 AM 24.1 °F 19.7 °F 15.1 °F 69% 30.03 in 10.0 mi SSW 3.5 mph - N/A   Overcast
2:53 AM 24.1 °F 17.0 °F 16.0 °F 71% 30.04 in 10.0 mi South 5.8 mph - N/A   Overcast
3:53 AM 24.1 °F - 17.1 °F 75% 30.02 in 10.0 mi Calm Calm - N/A   Overcast
4:19 AM 24.8 °F 20.5 °F 15.8 °F 69% 29.95 in 10.0 mi South 3.5 mph - N/A   Scattered Clouds
4:44 AM 23.0 °F 17.0 °F 15.8 °F 74% 29.95 in 10.0 mi South 4.6 mph - N/A   Mostly Cloudy
4:53 AM 23.0 °F 15.8 °F 16.0 °F 74% 30.01 in 10.0 mi South 5.8 mph - N/A   Mostly Cloudy
5:53 AM 21.9 °F 13.4 °F 16.0 °F 78% 30.00 in 10.0 mi SSE 6.9 mph - N/A   Scattered Clouds
6:37 AM 24.8 °F 16.1 °F 17.6 °F 74% 29.94 in 10.0 mi South 8.1 mph - N/A   Overcast
6:44 AM 23.0 °F 13.9 °F 17.6 °F 80% 29.94 in 10.0 mi South 8.1 mph - N/A   Overcast
6:53 AM 24.1 °F 16.0 °F 18.0 °F 77% 30.00 in 10.0 mi South 6.9 mph - N/A   Overcast
7:53 AM 24.8 °F 16.1 °F 19.4 °F 80% 29.94 in 10.0 mi South 8.1 mph - N/A   Overcast
8:53 AM 27.0 °F 18.0 °F 21.0 °F 78% 30.01 in 2.0 mi South 9.2 mph - 0.00 in Snow Light Snow
8:58 AM 26.6 °F 17.5 °F 21.2 °F 80% 29.95 in 1.2 mi South 9.2 mph - 0.00 in Snow Light Snow
9:38 AM 28.4 °F 19.7 °F 24.8 °F 86% 29.95 in 3.0 mi South 9.2 mph - 0.00 in Snow Light Snow
9:53 AM 28.9 °F 21.1 °F 25.0 °F 85% 30.00 in 5.0 mi South 8.1 mph - 0.00 in Snow Light Snow
10:53 AM 30.9 °F 23.5 °F 25.0 °F 79% 29.98 in 10.0 mi South 8.1 mph - N/A   Overcast
11:53 AM 34.0 °F 25.5 °F 26.1 °F 73% 29.94 in 10.0 mi South 11.5 mph - 0.01 in   Mostly Cloudy
12:53 PM 37.0 °F 29.3 °F 27.0 °F 67% 29.89 in 10.0 mi SSW 11.5 mph - N/A   Overcast
1:53 PM 39.0 °F 30.6 °F 28.0 °F 65% 29.86 in 10.0 mi South 15.0 mph - N/A   Scattered Clouds
2:53 PM 39.0 °F 31.8 °F 28.0 °F 65% 29.84 in 10.0 mi South 11.5 mph - N/A   Overcast
3:53 PM 39.0 °F 32.3 °F 28.0 °F 65% 29.85 in 10.0 mi South 10.4 mph - N/A   Overcast
4:53 PM 39.9 °F 33.9 °F 28.0 °F 63% 29.84 in 10.0 mi South 9.2 mph - N/A   Overcast
5:53 PM 39.0 °F 32.3 °F 28.0 °F 65% 29.82 in 10.0 mi SSE 10.4 mph - N/A   Scattered Clouds
6:53 PM 39.0 °F 32.8 °F 28.0 °F 65% 29.82 in 10.0 mi SSE 9.2 mph - N/A   Scattered Clouds
7:53 PM 39.0 °F 32.8 °F 27.0 °F 62% 29.82 in 10.0 mi SSE 9.2 mph - N/A   Overcast
8:53 PM 39.9 °F 33.9 °F 27.0 °F 60% 29.84 in 10.0 mi South 9.2 mph - 0.00 in   Scattered Clouds
9:53 PM 39.9 °F 33.9 °F 26.1 °F 58% 29.85 in 10.0 mi South 9.2 mph - N/A   Scattered Clouds
10:53 PM 39.9 °F 33.9 °F 26.1 °F 58% 29.85 in 10.0 mi South 9.2 mph - N/A   Clear
11:53 PM 39.9 °F 32.9 °F 25.0 °F 55% 29.85 in 10.0 mi South 11.5 mph - N/A   Clear