Weather History for Pittsburgh, PA

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Tuesday, September 20, 2011

  Actual Average Record
Temperature  
Mean Temperature 67 °F 62 °F  
Max Temperature 73 °F 73 °F 94 °F (1895)
Min Temperature 60 °F 52 °F 35 °F (1956)
Degree Days  
Heating Degree Days 0 4  
Month to date heating degree days 58 42  
Since 1 July heating degree days 58 55  
Cooling Degree Days 2 2  
Month to date cooling degree days 86 64  
Year to date cooling degree days 990 716  
Growing Degree Days 17 (Base 50)    
Moisture  
Dew Point 60 °F    
Average Humidity 81    
Maximum Humidity 97    
Minimum Humidity 64    
Precipitation  
Precipitation 0.02 in 0.11 in 2.33 in (1906)
Month to date precipitation 2.28 2.16  
Year to date precipitation 32.17 28.87  
Snow  
Snow 0.00 in 0.00 in 0.00 in (2002)
Month to date snowfall 0.0 0.0  
Since 1 July snowfall 0.0 0.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.09 in    
Wind  
Wind Speed 3 mph (SW)    
Max Wind Speed 9 mph    
Max Gust Speed 13 mph    
Visibility 8 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Sep. 20, 2011 Rise Set
Actual Time 7:06 AM EDT 7:21 PM EDT
Civil Twilight 6:38 AM EDT 7:49 PM EDT
Nautical Twilight 6:06 AM EDT 8:20 PM EDT
Astronomical Twilight 5:34 AM EDT 8:53 PM EDT
Moon No Moon Rise 2:45 PM EDT (9/20)
Length of Visible Light 13h 10m
Length of Day
12h 15m
Waning Gibbous, 49% of the Moon is Illuminated
Sep 20
Waning Gibbous
Sep 27
New
Oct 3
First Quarter
Oct 11
Full
Oct 19
Last Quarter

Hourly Weather History & Observations

Time (EDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:51 AM 61.0 °F 59.0 °F 93% 30.04 in 3.0 mi South 3.5 mph - 0.04 in Rain Light Rain
1:51 AM 62.1 °F 59.0 °F 90% 30.03 in 10.0 mi SW 3.5 mph - 0.03 in   Overcast
2:51 AM 62.1 °F 60.1 °F 93% 30.03 in 9.0 mi SW 3.5 mph - N/A   Overcast
3:51 AM 62.1 °F 60.1 °F 93% 30.03 in 6.0 mi Calm Calm - N/A   Overcast
4:51 AM 62.1 °F 60.1 °F 93% 30.04 in 7.0 mi SSW 5.8 mph - N/A   Overcast
5:29 AM 62.6 °F 60.8 °F 94% 30.04 in 8.0 mi SSW 3.5 mph - N/A   Overcast
5:51 AM 63.0 °F 60.1 °F 90% 30.06 in 8.0 mi SSW 5.8 mph - N/A   Overcast
6:43 AM 62.6 °F 60.8 °F 94% 30.05 in 8.0 mi SW 8.1 mph - N/A   Overcast
6:51 AM 63.0 °F 60.1 °F 90% 30.07 in 6.0 mi SW 3.5 mph - 0.00 in   Light Drizzle
7:22 AM 62.6 °F 60.8 °F 94% 30.07 in 6.0 mi SW 3.5 mph - 0.00 in   Overcast
7:51 AM 63.0 °F 60.1 °F 90% 30.09 in 5.0 mi WSW 3.5 mph - 0.00 in   Light Drizzle
7:56 AM 62.6 °F 60.8 °F 94% 30.08 in 2.0 mi WSW 3.5 mph - 0.00 in   Light Drizzle
8:41 AM 62.6 °F 60.8 °F 94% 30.09 in 4.0 mi Calm Calm - 0.00 in   Overcast
8:51 AM 63.0 °F 61.0 °F 93% 30.11 in 4.0 mi SW 3.5 mph - 0.00 in   Overcast
9:15 AM 64.4 °F 60.8 °F 88% 30.10 in 6.0 mi SW 3.5 mph - N/A   Overcast
9:51 AM 64.0 °F 61.0 °F 90% 30.13 in 10.0 mi West 3.5 mph - N/A   Overcast
10:41 AM 64.4 °F 60.8 °F 88% 30.12 in 10.0 mi West 3.5 mph - N/A   Overcast
10:51 AM 64.9 °F 61.0 °F 87% 30.14 in 10.0 mi West 4.6 mph - 0.00 in   Overcast
11:43 AM 66.2 °F 60.8 °F 83% 30.12 in 10.0 mi West 3.5 mph - N/A   Overcast
11:51 AM 66.0 °F 61.0 °F 84% 30.14 in 10.0 mi Calm Calm - N/A   Overcast
12:19 PM 68.0 °F 60.8 °F 78% 30.12 in 10.0 mi WNW 3.5 mph - N/A   Overcast
12:51 PM 66.9 °F 60.1 °F 79% 30.13 in 10.0 mi Calm Calm - N/A   Overcast
1:14 PM 68.0 °F 60.8 °F 78% 30.12 in 10.0 mi Calm Calm - N/A   Overcast
1:51 PM 70.0 °F 60.1 °F 71% 30.12 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
2:51 PM 71.1 °F 61.0 °F 70% 30.11 in 10.0 mi SE 6.9 mph - N/A   Mostly Cloudy
3:51 PM 72.0 °F 60.1 °F 66% 30.10 in 10.0 mi SSE 8.1 mph - N/A   Mostly Cloudy
4:51 PM 73.0 °F 60.1 °F 64% 30.09 in 10.0 mi South 6.9 mph - N/A   Mostly Cloudy
5:51 PM 72.0 °F 60.1 °F 66% 30.09 in 10.0 mi SE 6.9 mph - N/A   Mostly Cloudy
6:51 PM 71.1 °F 61.0 °F 70% 30.10 in 10.0 mi South 5.8 mph - N/A   Mostly Cloudy
7:51 PM 66.9 °F 61.0 °F 81% 30.12 in 9.0 mi SSE 3.5 mph - N/A   Mostly Cloudy
8:51 PM 66.0 °F 61.0 °F 84% 30.13 in 8.0 mi SSE 3.5 mph - N/A   Mostly Cloudy
9:51 PM 64.0 °F 61.0 °F 90% 30.13 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
10:51 PM 63.0 °F 60.1 °F 90% 30.12 in 7.0 mi Calm Calm - N/A   Scattered Clouds
11:51 PM 62.1 °F 60.1 °F 93% 30.14 in 5.0 mi Calm Calm - N/A   Scattered Clouds