Weather History for Johnstown, PA

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Saturday, January 21, 2012

  Actual Average Record
Temperature  
Mean Temperature 22 °F 25 °F  
Max Temperature 24 °F 32 °F 78 °F (1906)
Min Temperature 17 °F 18 °F -16 °F (1985)
Degree Days  
Heating Degree Days 44 40  
Month to date heating degree days 833  
Since 1 July heating degree days 3417  
Cooling Degree Days 0 0  
Month to date cooling degree days 0  
Year to date cooling degree days 0  
Moisture  
Dew Point 19 °F    
Average Humidity 92    
Maximum Humidity 100    
Minimum Humidity 84    
Precipitation  
Precipitation 0.37 in 0.07 in 1.80 in (1917)
Month to date precipitation 2.10  
Year to date precipitation 2.10  
Sea Level Pressure  
Sea Level Pressure 29.98 in    
Wind  
Wind Speed 6 mph (SSE)    
Max Wind Speed 10 mph    
Max Gust Speed -    
Visibility 6 miles    
Events Snow    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Daily Weather History Graph

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Astronomy

Jan. 21, 2012 Rise Set
Actual Time 7:33 AM EST 5:20 PM EST
Civil Twilight 7:03 AM EST 5:49 PM EST
Nautical Twilight 6:30 AM EST 6:22 PM EST
Astronomical Twilight 5:58 AM EST 6:55 PM EST
Moon 6:02 AM EST (1/21) 3:54 PM EST (1/21)
Length of Visible Light 10h 45m
Length of Day
9h 46m
Waning Crescent, 3% of the Moon is Illuminated
Jan 21
Waning Crescent
Jan 23
New
Jan 30
First Quarter
Feb 7
Full
Feb 14
Last Quarter

Hourly Weather History & Observations

Time (EST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:27 AM 19.4 °F 8.6 °F 17.6 °F 93% 29.91 in 3.0 mi SSE 9.2 mph - 0.03 in Snow Light Snow
12:54 AM 19.9 °F 8.6 °F 18.0 °F 92% 30.01 in 2.5 mi SSE 10.4 mph - 0.06 in Snow Light Snow
1:04 AM 19.4 °F 8.6 °F 17.6 °F 93% 29.89 in 1.8 mi SSE 9.2 mph - 0.02 in Snow Light Snow
1:13 AM 19.4 °F 9.5 °F 17.6 °F 93% 29.89 in 2.0 mi SE 8.1 mph - 0.03 in   Overcast
1:37 AM 21.2 °F 11.7 °F 19.4 °F 93% 29.87 in 3.0 mi SSE 8.1 mph - 0.06 in   Overcast
1:54 AM 21.9 °F 17.2 °F 19.9 °F 92% 29.97 in 3.0 mi SE 3.5 mph - 0.09 in   Overcast
2:20 AM 21.2 °F 14.9 °F 19.4 °F 93% 29.85 in 2.0 mi East 4.6 mph - 0.03 in Snow Light Snow
2:33 AM 21.2 °F 13.6 °F 19.4 °F 93% 29.86 in 4.0 mi SE 5.8 mph - 0.04 in Snow Light Snow
2:54 AM 21.0 °F 13.4 °F 19.0 °F 92% 29.95 in 3.0 mi SE 5.8 mph - 0.06 in Snow Light Snow
3:54 AM 21.0 °F 12.4 °F 18.0 °F 88% 29.93 in 5.0 mi SE 6.9 mph - 0.03 in Snow Light Snow
4:46 AM 21.2 °F 10.1 °F 17.6 °F 86% 29.81 in 3.0 mi SE 10.4 mph - 0.02 in Snow Light Snow
4:54 AM 19.9 °F 11.1 °F 18.0 °F 92% 29.92 in 3.0 mi SE 6.9 mph - 0.03 in Snow Light Snow
5:12 AM 19.4 °F 11.5 °F 17.6 °F 93% 29.82 in 2.0 mi SE 5.8 mph - 0.01 in Snow Light Snow
5:23 AM 19.4 °F 10.4 °F 17.6 °F 93% 29.81 in 1.5 mi SE 6.9 mph - 0.02 in Snow Light Snow
5:40 AM 19.4 °F 11.5 °F 19.4 °F 100% 29.82 in 1.2 mi SSE 5.8 mph - 0.03 in Snow Light Snow
5:54 AM 19.9 °F 13.4 °F 19.0 °F 96% 29.92 in 0.8 mi SSE 4.6 mph - 0.05 in Snow Light Snow
6:07 AM 19.4 °F - 19.4 °F 100% 29.82 in 1.0 mi Calm Calm - 0.01 in Snow Light Snow
6:54 AM 19.9 °F - 19.0 °F 96% 29.92 in 2.0 mi Calm Calm - 0.04 in Snow Light Snow
7:10 AM 19.4 °F - 19.4 °F 100% 29.81 in 3.0 mi Calm Calm - 0.00 in Snow Light Snow
7:54 AM 19.9 °F - 19.0 °F 96% 29.94 in 2.0 mi Calm Calm - 0.00 in Snow Light Snow
8:02 AM 19.4 °F - 19.4 °F 100% 29.83 in 1.5 mi Calm Calm - 0.00 in Snow Light Snow
8:54 AM 21.0 °F - 19.9 °F 96% 29.96 in 2.0 mi Calm Calm - 0.01 in Snow Light Snow
9:06 AM 21.2 °F 14.9 °F 19.4 °F 93% 29.86 in 4.0 mi SSW 4.6 mph - 0.00 in Snow Light Snow
9:39 AM 21.2 °F 16.4 °F 19.4 °F 93% 29.88 in 10.0 mi South 3.5 mph - 0.00 in   Overcast
9:54 AM 21.9 °F 17.2 °F 19.9 °F 92% 29.99 in 10.0 mi South 3.5 mph - 0.00 in   Overcast
10:54 AM 24.1 °F - 19.9 °F 84% 29.99 in 10.0 mi Calm Calm - N/A   Overcast
11:05 AM 24.8 °F - 21.2 °F 86% 29.89 in 10.0 mi Calm Calm - N/A   Overcast
11:54 AM 23.0 °F 17.0 °F 21.0 °F 92% 30.01 in 10.0 mi NW 4.6 mph - N/A   Overcast
12:54 PM 24.1 °F 16.0 °F 21.9 °F 91% 30.01 in 9.0 mi NW 6.9 mph - N/A   Overcast
1:54 PM 24.1 °F 13.7 °F 21.9 °F 91% 30.03 in 7.0 mi NW 10.4 mph - N/A   Overcast
2:54 PM 23.0 °F 14.7 °F 19.9 °F 88% 30.06 in 10.0 mi NW 6.9 mph - N/A   Overcast
3:54 PM 23.0 °F 13.1 °F 19.0 °F 85% 30.10 in 10.0 mi NW 9.2 mph - N/A   Overcast
4:54 PM 21.9 °F 12.5 °F 19.9 °F 92% 30.14 in 10.0 mi NW 8.1 mph - N/A   Overcast
5:54 PM 21.9 °F 14.5 °F 19.0 °F 89% 30.16 in 10.0 mi North 5.8 mph - N/A   Overcast
6:54 PM 21.9 °F 11.7 °F 19.0 °F 89% 30.20 in 10.0 mi NNW 9.2 mph - N/A   Overcast
7:54 PM 19.9 °F - 18.0 °F 92% 30.22 in 10.0 mi Calm Calm - N/A   Scattered Clouds
8:54 PM 19.0 °F - 16.0 °F 88% 30.23 in 10.0 mi Calm Calm - N/A   Clear
9:54 PM 19.0 °F - 17.1 °F 92% 30.27 in 10.0 mi Calm Calm - N/A   Clear
10:54 PM 19.0 °F - 17.1 °F 92% 30.29 in 10.0 mi Calm Calm - N/A   Clear
11:54 PM 17.1 °F - 15.1 °F 92% 30.28 in 6.0 mi Calm Calm - N/A   Clear