Weather History for Pittsburgh, PA

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Monday, January 21, 2013

  Actual Average Record
Temperature  
Mean Temperature 18 °F 28 °F  
Max Temperature 24 °F 36 °F 74 °F (1906)
Min Temperature 11 °F 21 °F -18 °F (1985)
Degree Days  
Heating Degree Days 47 37  
Month to date heating degree days 659 773  
Since 1 July heating degree days 2730 2948  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 11 °F    
Average Humidity 69    
Maximum Humidity 81    
Minimum Humidity 56    
Precipitation  
Precipitation 0.13 in 0.09 in 1.64 in (1917)
Month to date precipitation 0.75 1.85  
Year to date precipitation 0.75 1.85  
Snow  
Snow 2.60 in 0.40 in 4.50 in (2012)
Month to date snowfall 5.1 7.7  
Since 1 July snowfall 19.6 18.5  
Snow Depth T in    
Sea Level Pressure  
Sea Level Pressure 30.03 in    
Wind  
Wind Speed 10 mph (West)    
Max Wind Speed 25 mph    
Max Gust Speed 32 mph    
Visibility 6 miles    
Events Snow    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Jan. 21, 2013 Rise Set
Actual Time 7:38 AM EST 5:26 PM EST
Civil Twilight 7:09 AM EST 5:55 PM EST
Nautical Twilight 6:36 AM EST 6:28 PM EST
Astronomical Twilight 6:03 AM EST 7:01 PM EST
Moon 1:04 PM EST 3:05 AM EST
Length of Visible Light 10h 46m
Length of Day
9h 47m
Waxing Gibbous, 75% of the Moon is Illuminated
Jan 21
Waxing Gibbous
Jan 26
Full
Feb 3
Last Quarter
Feb 10
New
Feb 17
First Quarter

Hourly Weather History & Observations

Time (EST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:51 AM 23.0 °F 13.1 °F 12.0 °F 63% 30.14 in 10.0 mi NW 9.2 mph - N/A   Overcast
1:51 AM 21.9 °F 12.5 °F 10.9 °F 63% 30.14 in 10.0 mi WNW 8.1 mph - N/A   Overcast
2:51 AM 21.9 °F 12.5 °F 12.0 °F 66% 30.13 in 10.0 mi West 8.1 mph - N/A   Overcast
3:51 AM 21.0 °F 13.4 °F 12.0 °F 68% 30.11 in 10.0 mi West 5.8 mph - 0.00 in Snow Light Snow
4:51 AM 21.0 °F 14.6 °F 12.0 °F 68% 30.09 in 10.0 mi West 4.6 mph - 0.00 in Snow Light Snow
5:51 AM 21.0 °F 16.2 °F 14.0 °F 74% 30.09 in 6.0 mi West 3.5 mph - 0.00 in Snow Light Snow
6:51 AM 21.0 °F 16.2 °F 15.1 °F 78% 30.09 in 6.0 mi West 3.5 mph - 0.00 in Snow Light Snow
7:51 AM 21.0 °F 16.2 °F 15.1 °F 78% 30.07 in 7.0 mi SW 3.5 mph - 0.00 in Snow Light Snow
8:51 AM 21.0 °F - 16.0 °F 81% 30.06 in 4.0 mi Calm Calm - 0.00 in Snow Light Snow
9:51 AM 21.9 °F 17.2 °F 15.1 °F 75% 30.05 in 4.0 mi WSW 3.5 mph - 0.00 in Snow Light Snow
10:51 AM 24.1 °F 16.0 °F 14.0 °F 65% 30.03 in 9.0 mi West 6.9 mph - 0.00 in Snow Light Snow
11:51 AM 24.1 °F 16.0 °F 14.0 °F 65% 29.99 in 3.0 mi West 6.9 mph - 0.00 in Snow Light Snow
12:11 PM 24.8 °F 16.1 °F 15.8 °F 69% 29.90 in 1.5 mi WNW 8.1 mph - 0.00 in Snow Light Snow
12:51 PM 23.0 °F 12.4 °F 18.0 °F 81% 29.96 in 1.5 mi West 10.4 mph - 0.00 in Snow Light Snow
1:02 PM 23.0 °F 13.9 °F 17.6 °F 80% 29.88 in 1.0 mi West 8.1 mph - 0.00 in Snow Light Snow
1:38 PM 23.0 °F 11.7 °F 17.6 °F 80% 29.87 in 3.0 mi West 11.5 mph 18.4 mph 0.00 in Snow Light Snow
1:51 PM 23.0 °F 13.9 °F 18.0 °F 81% 29.95 in 2.0 mi West 8.1 mph - 0.00 in Snow Light Snow
2:25 PM 24.8 °F 11.9 °F 15.8 °F 69% 29.88 in 0.1 mi WSW 16.1 mph 23.0 mph 0.00 in Snow Snow
2:40 PM 21.2 °F 6.4 °F 17.6 °F 86% 29.89 in 1.5 mi West 18.4 mph 26.5 mph 0.00 in Snow Light Snow
2:46 PM 21.2 °F 7.3 °F 15.8 °F 80% 29.89 in 7.0 mi West 16.1 mph 26.5 mph 0.00 in Snow Light Snow
2:51 PM 21.9 °F 8.2 °F 16.0 °F 78% 29.97 in 5.0 mi West 16.1 mph 21.9 mph 0.00 in Snow Light Snow
3:51 PM 21.9 °F 8.2 °F 9.0 °F 58% 29.98 in 9.0 mi West 16.1 mph 24.2 mph 0.00 in Snow Light Snow
4:51 PM 21.0 °F 5.7 °F 9.0 °F 60% 30.00 in 10.0 mi West 19.6 mph 25.3 mph 0.00 in   Scattered Clouds
5:51 PM 19.0 °F 4.5 °F 8.1 °F 62% 30.02 in 10.0 mi West 16.1 mph 26.5 mph 0.00 in   Mostly Cloudy
6:51 PM 17.1 °F 2.0 °F 5.0 °F 59% 30.05 in 9.0 mi West 16.1 mph 26.5 mph 0.00 in   Mostly Cloudy
7:51 PM 15.1 °F -0.1 °F 8.1 °F 74% 30.06 in 7.0 mi WNW 15.0 mph - 0.00 in Snow Light Snow
8:21 PM 15.8 °F 0.9 °F 3.2 °F 58% 29.99 in 9.0 mi WNW 15.0 mph 26.5 mph 0.00 in   Mostly Cloudy
8:51 PM 12.2 °F -3.1 °F 3.2 °F 67% 30.00 in 10.0 mi West 13.8 mph - N/A   Partly Cloudy
9:51 PM 12.0 °F 1.5 °F -0.0 °F 59% 30.09 in 10.0 mi West 6.9 mph - N/A   Scattered Clouds
10:43 PM 12.2 °F -3.1 °F 3.2 °F 67% 30.01 in 3.0 mi West 13.8 mph 21.9 mph 0.00 in Snow Light Snow
10:51 PM 12.0 °F -3.4 °F 5.0 °F 73% 30.10 in 3.0 mi West 13.8 mph - 0.00 in Snow Light Snow
11:38 PM 10.4 °F -7.7 °F 3.2 °F 73% 30.01 in 10.0 mi West 18.4 mph 23.0 mph 0.00 in Snow Blowing Snow
11:51 PM 10.9 °F -5.9 °F 1.0 °F 64% 30.10 in 10.0 mi West 16.1 mph - 0.00 in Snow Blowing Snow