Weather History for Pittsburgh Allegheny Co., PA

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Tuesday, May 21, 2013

  Actual Average Record
Temperature  
Mean Temperature 76 °F -  
Max Temperature 86 °F 74 °F 86 °F (2013)
Min Temperature 66 °F 48 °F 33 °F (2002)
Cooling Degree Days 11    
Growing Degree Days 26 (Base 50)    
Moisture  
Dew Point 65 °F    
Average Humidity 70    
Maximum Humidity 93    
Minimum Humidity 46    
Precipitation  
Precipitation 0.08 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.91 in    
Wind  
Wind Speed 9 mph (SSW)    
Max Wind Speed 16 mph    
Max Gust Speed 21 mph    
Visibility 9 miles    
Events Rain    
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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Astronomy

May. 21, 2013 Rise Set
Actual Time 5:58 AM EDT 8:34 PM EDT
Civil Twilight 5:26 AM EDT 9:06 PM EDT
Nautical Twilight 4:47 AM EDT 9:45 PM EDT
Astronomical Twilight 4:03 AM EDT 10:30 PM EDT
Moon 4:46 PM EDT (5/21) 3:25 AM EDT (5/21)
Length of Visible Light 15h 39m
Length of Day
14h 36m
Waxing Gibbous, 84% of the Moon is Illuminated
May 21
Waxing Gibbous
May 25
Full
May 31
Last Quarter
Jun 8
New
Jun 16
First Quarter

Hourly Weather History & Observations

Time (EDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 72.0 °F - 66.0 °F 81% 29.95 in 10.0 mi South 5.8 mph - N/A   Clear
1:53 AM 70.0 °F - 66.0 °F 87% 29.94 in 9.0 mi South 6.9 mph - N/A   Clear
2:53 AM 69.1 °F - 66.0 °F 90% 29.94 in 8.0 mi South 8.1 mph - N/A   Clear
3:53 AM 68.0 °F - 66.0 °F 93% 29.95 in 6.0 mi South 5.8 mph - N/A   Clear
4:53 AM 66.9 °F - 64.9 °F 93% 29.95 in 5.0 mi South 9.2 mph - N/A   Clear
5:53 AM 66.9 °F - 64.9 °F 93% 29.96 in 5.0 mi South 9.2 mph - N/A   Clear
6:53 AM 66.9 °F - 64.9 °F 93% 29.96 in 3.0 mi South 8.1 mph - N/A   Clear
7:53 AM 69.1 °F - 64.9 °F 87% 29.97 in 6.0 mi South 9.2 mph - N/A   Clear
8:53 AM 72.0 °F - 66.0 °F 81% 29.97 in 9.0 mi SSW 8.1 mph - N/A   Mostly Cloudy
9:53 AM 75.9 °F - 66.9 °F 74% 29.96 in 10.0 mi South 10.4 mph - N/A   Partly Cloudy
10:53 AM 78.1 °F - 66.9 °F 68% 29.95 in 10.0 mi South 6.9 mph - N/A   Clear
11:53 AM 81.0 °F 83.8 °F 68.0 °F 65% 29.93 in 10.0 mi SSW 11.5 mph - N/A   Scattered Clouds
12:09 PM 82.4 °F 85.4 °F 68.0 °F 62% 29.95 in 10.0 mi SW 12.7 mph - N/A   Mostly Cloudy
12:19 PM 82.4 °F 84.6 °F 66.2 °F 58% 29.95 in 10.0 mi SW 11.5 mph 16.1 mph N/A   Mostly Cloudy
12:53 PM 82.0 °F 84.1 °F 66.0 °F 58% 29.93 in 10.0 mi South 11.5 mph - N/A   Mostly Cloudy
1:53 PM 84.0 °F 85.8 °F 64.9 °F 53% 29.91 in 10.0 mi SSW 12.7 mph - N/A   Scattered Clouds
2:53 PM 84.0 °F 85.8 °F 64.9 °F 53% 29.88 in 10.0 mi South 13.8 mph - N/A   Mostly Cloudy
3:53 PM 86.0 °F 86.8 °F 63.0 °F 46% 29.87 in 10.0 mi SSW 10.4 mph 20.7 mph N/A   Clear
4:53 PM 86.0 °F 86.8 °F 63.0 °F 46% 29.84 in 10.0 mi SSW 16.1 mph - N/A   Clear
5:53 PM 84.0 °F 84.9 °F 63.0 °F 49% 29.84 in 10.0 mi SSW 11.5 mph - N/A   Clear
6:53 PM 84.0 °F 85.4 °F 64.0 °F 51% 29.84 in 10.0 mi SSW 13.8 mph - N/A   Clear
7:53 PM 82.0 °F 83.8 °F 64.9 °F 56% 29.85 in 10.0 mi South 6.9 mph - N/A   Partly Cloudy
8:53 PM 79.0 °F - 64.9 °F 62% 29.85 in 10.0 mi South 4.6 mph - N/A   Clear
9:53 PM 78.1 °F - 64.9 °F 64% 29.86 in 10.0 mi SSW 6.9 mph - N/A   Clear
10:19 PM 71.6 °F - 62.6 °F 73% 29.89 in 2.5 mi SSW 6.9 mph - 0.08 in Rain Light Rain
10:27 PM 69.8 °F - 62.6 °F 78% 29.89 in 10.0 mi South 5.8 mph - 0.08 in   Mostly Cloudy
10:53 PM 72.0 °F - 62.1 °F 71% 29.88 in 10.0 mi SSW 9.2 mph - 0.08 in   Scattered Clouds
11:53 PM 71.1 °F - 63.0 °F 75% 29.87 in 10.0 mi SSW 8.1 mph - 0.00 in   Clear