Weather History for Johnstown, PA

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Wednesday, August 21, 2013

  Actual Average Record
Temperature  
Mean Temperature 68 °F 68 °F  
Max Temperature 78 °F 76 °F 96 °F (1936)
Min Temperature 58 °F 59 °F 42 °F (1922)
Degree Days  
Heating Degree Days 0 1  
Month to date heating degree days 47 17  
Since 1 June heating degree days 133 104  
Since 1 July heating degree days 70 30  
Cooling Degree Days 3 3  
Month to date cooling degree days 33 90  
Year to date cooling degree days 304 333  
Since 1 June cooling degree days 263 315  
Growing Degree Days 18 (Base 50)    
Moisture  
Dew Point 60 °F    
Average Humidity 74    
Maximum Humidity 93    
Minimum Humidity 54    
Precipitation  
Precipitation T in 0.13 in 2.30 in (1900)
Month to date precipitation 4.77 2.68  
Year to date precipitation 24.16 23.17  
Sea Level Pressure  
Sea Level Pressure 30.19 in    
Wind  
Wind Speed 4 mph (SW)    
Max Wind Speed 9 mph    
Max Gust Speed 13 mph    
Visibility 9 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Aug. 21, 2013 Rise Set
Actual Time 6:32 AM EDT 8:03 PM EDT
Civil Twilight 6:03 AM EDT 8:32 PM EDT
Nautical Twilight 5:29 AM EDT 9:06 PM EDT
Astronomical Twilight 4:52 AM EDT 9:43 PM EDT
Moon 8:10 PM EDT (8/21) 7:10 AM EDT (8/21)
Length of Visible Light 14h 28m
Length of Day
13h 31m
Full, 100% of the Moon is Illuminated
Aug 21
Full
Aug 28
Last Quarter
Sep 5
New
Sep 12
First Quarter
Sep 19
Full

Hourly Weather History & Observations

Time (EDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:54 AM 63.0 °F 55.9 °F 78% 30.22 in 10.0 mi Calm Calm - N/A   Clear
1:54 AM 62.1 °F 55.9 °F 80% 30.21 in 10.0 mi West 3.5 mph - N/A   Clear
2:54 AM 61.0 °F 57.0 °F 87% 30.21 in 9.0 mi SW 4.6 mph - N/A   Partly Cloudy
3:54 AM 61.0 °F 55.9 °F 83% 30.20 in 9.0 mi Calm Calm - N/A   Partly Cloudy
4:54 AM 60.1 °F 55.0 °F 83% 30.20 in 9.0 mi Calm Calm - N/A   Clear
5:54 AM 59.0 °F 55.0 °F 87% 30.21 in 8.0 mi Calm Calm - N/A   Mostly Cloudy
6:54 AM 59.0 °F 55.9 °F 90% 30.22 in 7.0 mi Calm Calm - N/A   Scattered Clouds
7:15 AM 60.8 °F 55.4 °F 82% 30.25 in 7.0 mi Calm Calm - N/A   Overcast
7:54 AM 63.0 °F 57.9 °F 84% 30.23 in 6.0 mi Calm Calm - N/A   Haze
8:43 AM 64.4 °F 59.0 °F 83% 30.27 in 7.0 mi Calm Calm - N/A   Scattered Clouds
8:54 AM 66.0 °F 57.9 °F 75% 30.23 in 10.0 mi Calm Calm - N/A   Partly Cloudy
9:54 AM 70.0 °F 59.0 °F 68% 30.23 in 10.0 mi Calm Calm - N/A   Clear
10:54 AM 72.0 °F 62.1 °F 71% 30.23 in 10.0 mi South 3.5 mph - N/A   Clear
11:54 AM 73.9 °F 63.0 °F 68% 30.23 in 10.0 mi WSW 6.9 mph - N/A   Clear
12:54 PM 75.9 °F 59.0 °F 56% 30.21 in 10.0 mi Variable 4.6 mph - N/A   Clear
1:54 PM 78.1 °F 61.0 °F 56% 30.19 in 10.0 mi Variable 4.6 mph - N/A   Clear
2:54 PM 77.0 °F 62.1 °F 60% 30.19 in 10.0 mi West 5.8 mph - N/A   Partly Cloudy
3:54 PM 78.1 °F 62.1 °F 58% 30.16 in 10.0 mi West 3.5 mph - N/A   Clear
4:54 PM 75.0 °F 66.0 °F 73% 30.15 in 10.0 mi SSE 6.9 mph - N/A   Scattered Clouds
5:54 PM 73.9 °F 66.0 °F 76% 30.15 in 10.0 mi SSE 4.6 mph - 0.00 in Rain Light Rain
6:54 PM 73.0 °F 64.0 °F 73% 30.13 in 10.0 mi South 6.9 mph - 0.00 in   Partly Cloudy
7:54 PM 68.0 °F 63.0 °F 84% 30.14 in 10.0 mi WSW 6.9 mph - N/A   Scattered Clouds
8:54 PM 68.0 °F 64.0 °F 87% 30.13 in 10.0 mi SSW 5.8 mph - N/A   Clear
9:54 PM 66.9 °F 64.0 °F 90% 30.13 in 10.0 mi SSW 5.8 mph - N/A   Mostly Cloudy
10:54 PM 66.0 °F 63.0 °F 90% 30.12 in 10.0 mi SW 5.8 mph - N/A   Clear
11:54 PM 66.9 °F 62.1 °F 84% 30.12 in 10.0 mi WSW 8.1 mph - N/A   Clear