Weather History for Allentown, PA

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Thursday, August 30, 2012

  Actual Average Record
Temperature  
Mean Temperature 68 °F 69 °F  
Max Temperature 83 °F 80 °F 97 °F (1953)
Min Temperature 52 °F 59 °F 41 °F (1986)
Degree Days  
Heating Degree Days 0 1  
Month to date heating degree days 1 3  
Since 1 June heating degree days 26 39  
Since 1 July heating degree days 1 6  
Cooling Degree Days 3 5  
Month to date cooling degree days 262 209  
Year to date cooling degree days 943 674  
Since 1 June cooling degree days 824 629  
Growing Degree Days 17 (Base 50)    
Moisture  
Dew Point 55 °F    
Average Humidity 69    
Maximum Humidity 100    
Minimum Humidity 37    
Precipitation  
Precipitation 0.00 in 0.10 in 1.30 in (1954)
Month to date precipitation 3.75 3.58  
Year to date precipitation 25.82 29.66  
Snow  
Snow 0.00 in 0.00 in 0.00 in (2002)
Month to date snowfall 0.0 0.0  
Since 1 June 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 (West)    
Max Wind Speed 13 mph    
Max Gust Speed 16 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Aug. 30, 2012 Rise Set
Actual Time 6:27 AM EDT 7:36 PM EDT
Civil Twilight 5:59 AM EDT 8:04 PM EDT
Nautical Twilight 5:25 AM EDT 8:38 PM EDT
Astronomical Twilight 4:50 AM EDT 9:13 PM EDT
Moon 6:49 PM EDT (8/30) 5:25 AM EDT (8/30)
Length of Visible Light 14h 05m
Length of Day
13h 09m
Waxing Gibbous, 99% of the Moon is Illuminated
Aug 30
Waxing Gibbous
Aug 31
Full
Sep 8
Last Quarter
Sep 15
New
Sep 22
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
12:51 AM 59.0 °F - 54.0 °F 83% 30.05 in 10.0 mi NNW 3.5 mph - N/A   Clear
1:51 AM 59.0 °F - 55.0 °F 87% 30.05 in 10.0 mi Calm Calm - N/A   Clear
2:51 AM 57.9 °F - 55.0 °F 90% 30.05 in 10.0 mi Calm Calm - N/A   Clear
3:51 AM 55.9 °F - 54.0 °F 93% 30.06 in 10.0 mi Calm Calm - N/A   Clear
4:51 AM 57.0 °F - 55.0 °F 93% 30.07 in 10.0 mi Calm Calm - N/A   Clear
5:51 AM 54.0 °F - 52.0 °F 93% 30.06 in 10.0 mi Calm Calm - N/A   Clear
6:51 AM 54.0 °F - 53.1 °F 97% 30.09 in 10.0 mi Calm Calm - N/A   Clear
7:51 AM 60.1 °F - 55.0 °F 83% 30.12 in 10.0 mi Calm Calm - N/A   Clear
8:51 AM 64.0 °F - 55.9 °F 75% 30.12 in 10.0 mi Calm Calm - N/A   Clear
9:51 AM 69.1 °F - 55.0 °F 61% 30.12 in 10.0 mi NW 3.5 mph - N/A   Clear
10:51 AM 75.0 °F - 52.0 °F 44% 30.13 in 10.0 mi WNW 4.6 mph - N/A   Clear
11:51 AM 78.1 °F - 54.0 °F 43% 30.12 in 10.0 mi West 6.9 mph - N/A   Clear
12:51 PM 80.1 °F 80.1 °F 55.0 °F 42% 30.11 in 10.0 mi West 8.1 mph - N/A   Clear
1:51 PM 81.0 °F 80.5 °F 54.0 °F 39% 30.11 in 10.0 mi WSW 6.9 mph - N/A   Clear
2:51 PM 82.0 °F 81.4 °F 55.0 °F 39% 30.09 in 10.0 mi West 6.9 mph - N/A   Clear
3:51 PM 82.0 °F 81.4 °F 55.0 °F 39% 30.08 in 10.0 mi West 4.6 mph 16.1 mph N/A   Clear
4:51 PM 82.9 °F 82.0 °F 55.0 °F 38% 30.08 in 10.0 mi West 9.2 mph - N/A   Clear
5:51 PM 82.0 °F 81.3 °F 54.0 °F 38% 30.07 in 10.0 mi West 6.9 mph - N/A   Clear
6:51 PM 80.1 °F 80.1 °F 55.0 °F 42% 30.08 in 10.0 mi WNW 5.8 mph - N/A   Clear
7:51 PM 72.0 °F - 55.0 °F 55% 30.07 in 10.0 mi WSW 4.6 mph - N/A   Clear
8:51 PM 70.0 °F - 55.0 °F 59% 30.08 in 10.0 mi SW 3.5 mph - N/A   Clear
9:51 PM 70.0 °F - 55.9 °F 61% 30.09 in 10.0 mi Calm Calm - N/A   Clear
10:51 PM 68.0 °F - 57.0 °F 68% 30.09 in 10.0 mi Calm Calm - N/A   Clear
11:51 PM 64.0 °F - 57.0 °F 78% 30.08 in 10.0 mi West 4.6 mph - N/A   Clear