Weather History for Johnstown, PA

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Wednesday, December 28, 2011

  Actual Average Record
Temperature  
Mean Temperature 24 °F 26 °F  
Max Temperature 30 °F 33 °F 70 °F (1982)
Min Temperature 17 °F 19 °F -4 °F (1950)
Degree Days  
Heating Degree Days 42 39  
Month to date heating degree days 1010  
Since 1 July heating degree days 2467  
Cooling Degree Days 0 0  
Month to date cooling degree days 0  
Year to date cooling degree days 382  
Moisture  
Dew Point 20 °F    
Average Humidity 84    
Maximum Humidity 96    
Minimum Humidity 68    
Precipitation  
Precipitation 0.03 in 0.08 in 1.13 in (1983)
Month to date precipitation 2.34  
Year to date precipitation 33.39  
Sea Level Pressure  
Sea Level Pressure 29.73 in    
Wind  
Wind Speed 21 mph (WNW)    
Max Wind Speed 30 mph    
Max Gust Speed 43 mph    
Visibility 4 miles    
Events Fog , Rain , Snow    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Dec. 28, 2011 Rise Set
Actual Time 7:37 AM EST 4:56 PM EST
Civil Twilight 7:06 AM EST 5:27 PM EST
Nautical Twilight 6:32 AM EST 6:01 PM EST
Astronomical Twilight 5:59 AM EST 6:34 PM EST
Moon 10:01 AM EST (12/28) 9:31 PM EST (12/28)
Length of Visible Light 10h 20m
Length of Day
9h 19m
Waxing Crescent, 18% of the Moon is Illuminated
Dec 28
Waxing Crescent
Jan 1
First Quarter
Jan 9
Full
Jan 16
Last Quarter
Jan 23
New

Hourly Weather History & Observations

Time (EST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:03 AM 30.2 °F 17.1 °F 28.4 °F 93% 29.47 in 2.0 mi West 21.9 mph 29.9 mph 0.00 in Snow Light Snow
12:15 AM 30.2 °F 17.1 °F 28.4 °F 93% 29.47 in 7.0 mi West 21.9 mph 34.5 mph 0.00 in Snow Light Snow
12:54 AM 30.0 °F 17.9 °F 28.9 °F 96% 29.53 in 7.0 mi West 18.4 mph 31.1 mph 0.01 in   Overcast
1:18 AM 30.2 °F 18.5 °F 28.4 °F 93% 29.47 in 4.0 mi West 17.3 mph 35.7 mph 0.00 in Rain Light Freezing Rain
1:38 AM 30.2 °F 19.3 °F 28.4 °F 93% 29.48 in 4.0 mi West 15.0 mph 24.2 mph 0.00 in Rain Light Freezing Rain
1:54 AM 30.0 °F 17.5 °F 28.9 °F 96% 29.55 in 7.0 mi West 19.6 mph 34.5 mph 0.00 in Rain Light Freezing Rain
2:07 AM 30.2 °F 18.9 °F 28.4 °F 93% 29.49 in 6.0 mi West 16.1 mph 28.8 mph 0.00 in Snow Light Snow
2:21 AM 30.2 °F 16.8 °F 28.4 °F 93% 29.50 in 2.5 mi West 23.0 mph 33.4 mph 0.00 in Snow Light Snow
2:54 AM 30.0 °F 17.9 °F 28.9 °F 96% 29.58 in 1.8 mi West 18.4 mph 27.6 mph 0.00 in Snow Light Snow
3:35 AM 30.2 °F 19.3 °F 28.4 °F 93% 29.53 in 2.0 mi West 15.0 mph 28.8 mph 0.00 in Snow Light Snow
3:46 AM 30.2 °F 17.8 °F 28.4 °F 93% 29.53 in 1.8 mi West 19.6 mph 27.6 mph 0.00 in Snow Light Snow
3:54 AM 30.0 °F 18.3 °F 28.9 °F 96% 29.60 in 1.8 mi West 17.3 mph 28.8 mph 0.00 in Snow Light Snow
4:01 AM 30.2 °F 16.8 °F 28.4 °F 93% 29.54 in 2.5 mi WNW 23.0 mph 31.1 mph 0.00 in Snow Light Snow
4:12 AM 30.2 °F 16.5 °F 28.4 °F 93% 29.54 in 3.0 mi West 24.2 mph 35.7 mph 0.00 in Snow Light Snow
4:20 AM 30.2 °F 17.4 °F 28.4 °F 93% 29.55 in 2.5 mi West 20.7 mph 36.8 mph 0.00 in Snow Light Snow
4:33 AM 30.2 °F 16.5 °F 28.4 °F 93% 29.55 in 4.0 mi WNW 24.2 mph 33.4 mph 0.00 in Snow Light Snow
4:54 AM 30.0 °F 16.6 °F 28.0 °F 92% 29.62 in 5.0 mi WNW 23.0 mph 31.1 mph 0.00 in Snow Light Snow
5:54 AM 28.9 °F 17.3 °F 27.0 °F 92% 29.65 in 8.0 mi WNW 16.1 mph 28.8 mph 0.00 in Snow Light Snow
6:37 AM 28.4 °F 15.1 °F 26.6 °F 93% 29.62 in 10.0 mi West 20.7 mph 29.9 mph 0.00 in   Overcast
6:54 AM 28.0 °F 14.9 °F 25.0 °F 88% 29.69 in 10.0 mi WNW 19.6 mph 27.6 mph 0.00 in   Overcast
7:54 AM 27.0 °F 12.5 °F 23.0 °F 85% 29.71 in 10.0 mi West 23.0 mph 35.7 mph 0.00 in   Overcast
8:28 AM 26.6 °F 12.7 °F 21.2 °F 80% 29.67 in 10.0 mi West 20.7 mph 33.4 mph 0.00 in   Overcast
8:39 AM 26.6 °F 11.4 °F 21.2 °F 80% 29.68 in 2.5 mi West 25.3 mph 33.4 mph 0.00 in Snow Light Snow
8:42 AM 26.6 °F 12.7 °F 21.2 °F 80% 29.68 in 1.5 mi WNW 20.7 mph 33.4 mph 0.01 in Snow Light Snow
8:54 AM 25.0 °F 9.5 °F 23.0 °F 92% 29.76 in 0.8 mi WNW 24.2 mph 35.7 mph 0.01 in Snow Light Snow
9:13 AM 24.8 °F 10.3 °F 21.2 °F 86% 29.70 in 1.8 mi WNW 20.7 mph 34.5 mph 0.00 in Snow Light Snow
9:33 AM 24.8 °F 7.9 °F 21.2 °F 86% 29.72 in 1.0 mi WNW 29.9 mph 40.3 mph 0.00 in Snow Light Snow
9:54 AM 24.1 °F 7.4 °F 19.9 °F 84% 29.80 in 0.8 mi West 27.6 mph 41.4 mph 0.01 in Snow Light Snow
10:02 AM 24.8 °F 10.0 °F 21.2 °F 86% 29.72 in 0.8 mi West 21.9 mph 36.8 mph 0.00 in Snow Light Snow
10:16 AM 23.0 °F 6.3 °F 21.2 °F 93% 29.73 in 0.5 mi WNW 26.5 mph 35.7 mph 0.00 in Fog , Snow Snow
10:19 AM 23.0 °F 5.7 °F 19.4 °F 86% 29.73 in 0.2 mi WNW 28.8 mph 36.8 mph 0.00 in Fog , Snow Light Snow
10:26 AM 23.0 °F 6.3 °F 19.4 °F 86% 29.74 in 1.0 mi WNW 26.5 mph 42.6 mph 0.00 in Snow Light Snow
10:54 AM 23.0 °F 6.9 °F 18.0 °F 81% 29.82 in 1.8 mi WNW 24.2 mph 35.7 mph 0.00 in Snow Light Snow
11:04 AM 23.0 °F 7.2 °F 17.6 °F 80% 29.75 in 2.5 mi WNW 23.0 mph 31.1 mph 0.00 in Snow Light Snow
11:10 AM 21.2 °F 4.9 °F 19.4 °F 93% 29.75 in 1.8 mi WNW 23.0 mph 32.2 mph 0.00 in Snow Light Snow
11:54 AM 23.0 °F 6.3 °F 18.0 °F 81% 29.82 in 1.5 mi West 26.5 mph 34.5 mph 0.00 in Snow Light Snow
12:14 PM 23.0 °F 7.6 °F 17.6 °F 80% 29.74 in 3.0 mi WNW 21.9 mph 29.9 mph 0.00 in Snow Light Snow
12:21 PM 23.0 °F 7.6 °F 17.6 °F 80% 29.74 in 2.5 mi West 21.9 mph 32.2 mph 0.00 in Snow Light Snow
12:35 PM 21.2 °F 5.6 °F 17.6 °F 86% 29.74 in 1.2 mi WNW 20.7 mph 32.2 mph 0.00 in Snow Light Snow
12:46 PM 21.2 °F 4.2 °F 17.6 °F 86% 29.74 in 0.8 mi WNW 25.3 mph 35.7 mph 0.00 in Snow Light Snow
12:54 PM 21.9 °F 5.5 °F 19.0 °F 89% 29.83 in 0.8 mi WNW 24.2 mph 29.9 mph 0.00 in Snow Light Snow
12:59 PM 21.2 °F 4.2 °F 17.6 °F 86% 29.74 in 1.0 mi WNW 25.3 mph 35.7 mph 0.00 in Snow Light Snow
1:15 PM 24.8 °F 9.0 °F 17.6 °F 74% 29.74 in 2.0 mi WNW 25.3 mph 42.6 mph 0.00 in Snow Light Snow
1:19 PM 24.8 °F 8.4 °F 17.6 °F 74% 29.74 in 3.0 mi WNW 27.6 mph 42.6 mph 0.00 in Snow Light Snow
1:35 PM 23.0 °F 8.3 °F 17.6 °F 80% 29.75 in 2.5 mi West 19.6 mph 33.4 mph 0.00 in Snow Light Snow
1:38 PM 23.0 °F 7.2 °F 17.6 °F 80% 29.75 in 1.5 mi West 23.0 mph 33.4 mph 0.00 in Snow Light Snow
1:47 PM 21.2 °F 4.5 °F 17.6 °F 86% 29.75 in 0.8 mi West 24.2 mph 34.5 mph 0.00 in Snow Light Snow
1:54 PM 23.0 °F 7.2 °F 17.1 °F 78% 29.84 in 1.5 mi WNW 23.0 mph 34.5 mph 0.00 in Snow Light Snow
1:58 PM 23.0 °F 6.6 °F 17.6 °F 80% 29.76 in 3.0 mi WNW 25.3 mph 31.1 mph 0.00 in Snow Light Snow
2:07 PM 21.2 °F 4.9 °F 17.6 °F 86% 29.76 in 1.8 mi WNW 23.0 mph 29.9 mph 0.00 in Snow Light Snow
2:42 PM 21.2 °F 4.9 °F 17.6 °F 86% 29.78 in 0.8 mi WNW 23.0 mph 31.1 mph 0.00 in Snow Light Snow
2:54 PM 21.9 °F 6.5 °F 18.0 °F 85% 29.87 in 1.0 mi WNW 20.7 mph 29.9 mph 0.00 in Snow Light Snow
3:06 PM 23.0 °F 7.6 °F 15.8 °F 74% 29.79 in 3.0 mi WNW 21.9 mph 34.5 mph 0.00 in Snow Light Snow
3:54 PM 21.9 °F 6.5 °F 12.9 °F 68% 29.91 in 10.0 mi WNW 20.7 mph 33.4 mph 0.00 in   Overcast
4:09 PM 21.2 °F 7.3 °F 12.2 °F 68% 29.82 in 10.0 mi WNW 16.1 mph 31.1 mph N/A   Overcast
4:54 PM 21.9 °F 5.8 °F 14.0 °F 72% 29.92 in 10.0 mi WNW 23.0 mph 31.1 mph N/A   Overcast
5:54 PM 21.0 °F 5.0 °F 12.0 °F 68% 29.95 in 10.0 mi WNW 21.9 mph 31.1 mph N/A   Partly Cloudy
6:54 PM 21.0 °F 6.6 °F 12.0 °F 68% 29.97 in 10.0 mi WNW 17.3 mph - N/A   Partly Cloudy
7:17 PM 19.4 °F 5.5 °F 12.2 °F 74% 29.89 in 10.0 mi WNW 15.0 mph - N/A   Mostly Cloudy
7:54 PM 19.9 °F 5.2 °F 12.0 °F 71% 29.99 in 10.0 mi WNW 17.3 mph - N/A   Mostly Cloudy
8:11 PM 19.4 °F 2.5 °F 12.2 °F 74% 29.89 in 10.0 mi WNW 23.0 mph 27.6 mph N/A   Scattered Clouds
8:54 PM 19.0 °F 4.5 °F 12.0 °F 74% 29.99 in 10.0 mi WNW 16.1 mph - N/A   Partly Cloudy
9:54 PM 18.0 °F 6.9 °F 12.0 °F 78% 30.00 in 10.0 mi WNW 9.2 mph - N/A   Scattered Clouds
10:01 PM 17.6 °F 6.4 °F 12.2 °F 79% 29.90 in 10.0 mi WNW 9.2 mph 18.4 mph N/A   Mostly Cloudy
10:52 PM 17.6 °F 8.2 °F 12.2 °F 79% 29.90 in 10.0 mi WNW 6.9 mph - N/A   Scattered Clouds
10:54 PM 17.1 °F 7.6 °F 12.0 °F 81% 30.01 in 10.0 mi WNW 6.9 mph - N/A   Mostly Cloudy
11:54 PM 18.0 °F 12.7 °F 12.9 °F 81% 30.01 in 10.0 mi WSW 3.5 mph - N/A   Overcast