Weather History for Johnstown, PA

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Saturday, September 29, 2012

  Actual Average Record
Temperature  
Mean Temperature 48 °F 55 °F  
Max Temperature 57 °F 64 °F 90 °F (1986)
Min Temperature 42 °F 46 °F 26 °F (1942)
Degree Days  
Heating Degree Days 16 11  
Month to date heating degree days 169  
Since 1 July heating degree days 211  
Cooling Degree Days 0 0  
Month to date cooling degree days 22  
Year to date cooling degree days 382  
Moisture  
Dew Point 44 °F    
Average Humidity 88    
Maximum Humidity 100    
Minimum Humidity 62    
Precipitation  
Precipitation 0.00 in 0.12 in 2.46 in (1934)
Month to date precipitation 3.30  
Year to date precipitation 27.59  
Sea Level Pressure  
Sea Level Pressure 30.03 in    
Wind  
Wind Speed 5 mph (NW)    
Max Wind Speed 10 mph    
Max Gust Speed -    
Visibility 5 miles    
Events Fog    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Sep. 29, 2012 Rise Set
Actual Time 7:10 AM EDT 7:00 PM EDT
Civil Twilight 6:43 AM EDT 7:27 PM EDT
Nautical Twilight 6:11 AM EDT 7:58 PM EDT
Astronomical Twilight 5:39 AM EDT 8:30 PM EDT
Moon 6:31 PM EDT (9/29) 6:39 AM EDT (9/29)
Length of Visible Light 12h 44m
Length of Day
11h 49m
Full, 100% of the Moon is Illuminated
Sep 29
Full
Sep 29
Full
Oct 8
Last Quarter
Oct 15
New
Oct 21
First Quarter

Hourly Weather History & Observations

Time (EDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:50 AM 46.4 °F 42.4 °F 46.4 °F 100% 30.05 in 6.0 mi North 8.1 mph - N/A   Scattered Clouds
12:54 AM 46.9 °F - 46.0 °F 97% 30.06 in 4.0 mi North 6.9 mph - N/A   Mostly Cloudy
12:58 AM 46.4 °F 42.9 °F 46.4 °F 100% 30.05 in 1.5 mi North 6.9 mph - N/A   Mostly Cloudy
1:06 AM 46.4 °F 42.9 °F 46.4 °F 100% 30.05 in 0.2 mi NNW 6.9 mph - N/A Fog Fog
1:54 AM 46.0 °F 44.8 °F 46.0 °F 100% 30.06 in 0.2 mi NNW 3.5 mph - N/A Fog Fog
2:54 AM 46.0 °F 44.8 °F 46.0 °F 100% 30.06 in 0.2 mi NW 3.5 mph - N/A Fog Fog
3:35 AM 46.4 °F 44.3 °F 44.6 °F 93% 30.04 in 1.0 mi North 4.6 mph - N/A   Mist
3:52 AM 46.4 °F 43.5 °F 46.4 °F 100% 30.03 in 0.5 mi North 5.8 mph - N/A Fog Fog
3:54 AM 46.0 °F 43.1 °F 46.0 °F 100% 30.04 in 0.5 mi North 5.8 mph - N/A Fog Fog
4:04 AM 46.4 °F 42.4 °F 44.6 °F 93% 30.03 in 1.2 mi NNW 8.1 mph - N/A   Overcast
4:19 AM 46.4 °F 44.3 °F 44.6 °F 93% 30.03 in 0.2 mi NNW 4.6 mph - N/A Fog Fog
4:45 AM 46.4 °F 45.2 °F 44.6 °F 93% 30.02 in 0.8 mi NNW 3.5 mph - N/A   Mist
4:54 AM 46.0 °F 43.9 °F 45.0 °F 96% 30.04 in 1.0 mi North 4.6 mph - N/A   Mist
5:03 AM 46.4 °F 44.3 °F 44.6 °F 93% 30.03 in 3.0 mi NNW 4.6 mph - N/A   Overcast
5:39 AM 44.6 °F 43.1 °F 42.8 °F 93% 30.04 in 8.0 mi WNW 3.5 mph - N/A   Scattered Clouds
5:54 AM 44.1 °F - 43.0 °F 96% 30.06 in 2.5 mi Calm Calm - N/A   Mostly Cloudy
6:02 AM 42.8 °F - 42.8 °F 100% 30.04 in 0.8 mi Calm Calm - N/A   Mist
6:12 AM 44.6 °F - 42.8 °F 93% 30.04 in 0.2 mi Calm Calm - N/A Fog Fog
6:54 AM 42.1 °F - 42.1 °F 100% 30.08 in 0.2 mi Calm Calm - N/A Fog Fog
7:54 AM 43.0 °F - 43.0 °F 100% 30.08 in 0.2 mi Calm Calm - N/A Fog Fog
8:25 AM 44.6 °F - 44.6 °F 100% 30.05 in 1.0 mi Calm Calm - N/A   Mist
8:31 AM 44.6 °F 43.1 °F 44.6 °F 100% 30.05 in 3.0 mi WNW 3.5 mph - N/A   Mostly Cloudy
8:54 AM 45.0 °F - 44.1 °F 97% 30.08 in 5.0 mi Calm Calm - N/A   Scattered Clouds
9:54 AM 48.9 °F - 44.1 °F 83% 30.07 in 10.0 mi NW 6.9 mph - N/A   Clear
10:54 AM 52.0 °F - 44.1 °F 74% 30.07 in 10.0 mi NNW 9.2 mph - N/A   Clear
11:54 AM 54.0 °F - 44.1 °F 69% 30.06 in 10.0 mi WNW 5.8 mph - N/A   Mostly Cloudy
12:54 PM 53.1 °F - 44.1 °F 71% 30.05 in 10.0 mi NW 9.2 mph - N/A   Overcast
1:54 PM 54.0 °F - 43.0 °F 66% 30.02 in 10.0 mi WNW 8.1 mph - N/A   Partly Cloudy
2:54 PM 54.0 °F - 42.1 °F 64% 30.00 in 10.0 mi NW 10.4 mph - N/A   Overcast
3:54 PM 55.0 °F - 42.1 °F 62% 29.98 in 10.0 mi NNW 5.8 mph - N/A   Overcast
4:54 PM 54.0 °F - 42.1 °F 64% 29.98 in 10.0 mi NW 9.2 mph - N/A   Overcast
5:54 PM 54.0 °F - 44.1 °F 69% 29.98 in 10.0 mi West 5.8 mph - N/A   Overcast
6:54 PM 52.0 °F - 43.0 °F 71% 29.98 in 10.0 mi WNW 5.8 mph - N/A   Clear
7:54 PM 51.1 °F - 43.0 °F 74% 29.99 in 10.0 mi WSW 4.6 mph - N/A   Clear
8:54 PM 51.1 °F - 44.1 °F 77% 29.99 in 10.0 mi SW 4.6 mph - N/A   Clear
9:54 PM 51.1 °F - 44.1 °F 77% 29.98 in 10.0 mi SW 5.8 mph - N/A   Clear
10:54 PM 48.9 °F - 44.1 °F 83% 29.96 in 10.0 mi SW 5.8 mph - N/A   Partly Cloudy
11:54 PM 48.0 °F - 44.1 °F 86% 29.95 in 10.0 mi SW 4.6 mph - N/A   Overcast