Weather History for Rochester, NY

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Sunday, January 20, 2013

  Actual Average Record
Temperature  
Mean Temperature 34 °F 24 °F  
Max Temperature 49 °F 31 °F 58 °F (1951)
Min Temperature 18 °F 17 °F -9 °F (1994)
Degree Days  
Heating Degree Days 31 41  
Month to date heating degree days 625 803  
Since 1 July heating degree days 2801 3256  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 17 °F    
Average Humidity 62    
Maximum Humidity 84    
Minimum Humidity 39    
Precipitation  
Precipitation 0.02 in 0.08 in 1.26 in (1978)
Month to date precipitation 0.38 1.61  
Year to date precipitation 0.38 1.61  
Snow  
Snow 0.50 in 0.90 in 13.10 in (1978)
Month to date snowfall 6.7 18.3  
Since 1 July snowfall 30.1 47.5  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.86 in    
Wind  
Wind Speed 20 mph (West)    
Max Wind Speed 45 mph    
Max Gust Speed 59 mph    
Visibility 8 miles    
Events Rain , Snow    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Jan. 20, 2013 Rise Set
Actual Time 7:36 AM EST 5:07 PM EST
Civil Twilight 7:05 AM EST 5:38 PM EST
Nautical Twilight 6:30 AM EST 6:13 PM EST
Astronomical Twilight 5:56 AM EST 6:47 PM EST
Moon 12:08 PM EST (1/20) 2:05 AM EST (1/20)
Length of Visible Light 10h 33m
Length of Day
9h 31m
Waxing Gibbous, 66% of the Moon is Illuminated
Jan 20
Waxing Gibbous
Jan 26
Full
Feb 3
Last Quarter
Feb 10
New
Feb 17
First Quarter

Hourly Weather History & Observations

Time (EST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:54 AM 48.0 °F - 25.0 °F 41% 29.55 in 10.0 mi SW 20.7 mph 28.8 mph N/A   Partly Cloudy
1:54 AM 48.9 °F - 27.0 °F 43% 29.52 in 10.0 mi SW 23.0 mph 34.5 mph N/A   Overcast
2:54 AM 48.2 °F - 28.4 °F 46% 29.48 in 10.0 mi SW 21.9 mph 34.5 mph N/A   Overcast
3:54 AM 48.0 °F - 28.9 °F 48% 29.46 in 10.0 mi SW 25.3 mph 39.1 mph N/A   Overcast
4:54 AM 44.1 °F 34.8 °F 34.0 °F 68% 29.46 in 10.0 mi WSW 25.3 mph 36.8 mph 0.00 in Rain Light Rain
5:54 AM 44.1 °F 32.4 °F 28.0 °F 53% 29.48 in 10.0 mi West 41.4 mph 56.4 mph 0.00 in   Scattered Clouds
6:54 AM 37.4 °F 28.9 °F 30.2 °F 75% 29.53 in 10.0 mi WNW 13.8 mph 28.8 mph N/A Rain Light Rain
7:54 AM 36.0 °F 23.2 °F 28.0 °F 73% 29.62 in 10.0 mi WNW 28.8 mph 39.1 mph 0.00 in Rain Light Rain
8:54 AM 32.0 °F 18.4 °F 18.0 °F 56% 29.72 in 10.0 mi West 26.5 mph 38.0 mph N/A   Overcast
9:54 AM 32.0 °F 21.2 °F 14.0 °F 48% 29.77 in 10.0 mi West 16.1 mph 39.1 mph N/A   Mostly Cloudy
10:54 AM 28.9 °F 13.2 °F 10.9 °F 47% 29.82 in 10.0 mi West 31.1 mph 39.1 mph N/A   Overcast
11:54 AM 27.0 °F 11.9 °F 9.0 °F 47% 29.84 in 10.0 mi West 25.3 mph 44.9 mph N/A   Mostly Cloudy
12:54 PM 28.0 °F 13.9 °F 9.0 °F 45% 29.88 in 10.0 mi West 23.0 mph 35.7 mph N/A   Mostly Cloudy
1:54 PM 27.0 °F 12.8 °F 9.0 °F 47% 29.91 in 10.0 mi West 21.9 mph 39.1 mph N/A   Mostly Cloudy
2:54 PM 26.1 °F 12.3 °F 12.0 °F 55% 29.94 in 10.0 mi West 19.6 mph 33.4 mph N/A   Overcast
3:54 PM 24.8 °F 10.3 °F 14.0 °F 64% 29.95 in 10.0 mi West 20.7 mph 27.6 mph N/A   Mostly Cloudy
4:38 PM 24.8 °F 12.4 °F 14.0 °F 64% 29.97 in 1.5 mi West 15.0 mph 21.9 mph 0.00 in Snow Light Snow
4:43 PM 24.8 °F 13.4 °F 14.0 °F 64% 29.97 in 4.0 mi West 12.7 mph 20.7 mph 0.00 in Snow Light Snow
4:54 PM 24.1 °F 10.1 °F 12.9 °F 62% 29.99 in 7.0 mi West 18.4 mph 23.0 mph 0.00 in   Mostly Cloudy
5:54 PM 23.0 °F 10.1 °F 12.0 °F 63% 30.02 in 10.0 mi West 15.0 mph 27.6 mph N/A   Mostly Cloudy
6:54 PM 21.9 °F 9.2 °F 14.0 °F 72% 30.05 in 8.0 mi West 13.8 mph 23.0 mph 0.00 in   Overcast
7:16 PM 21.2 °F 9.5 °F 14.0 °F 74% 30.04 in 2.5 mi West 11.5 mph 27.6 mph 0.00 in Snow Light Snow
7:34 PM 21.2 °F 7.8 °F 12.2 °F 68% 30.04 in 7.0 mi WNW 15.0 mph 23.0 mph 0.00 in Snow Light Snow
7:54 PM 21.9 °F 9.8 °F 12.0 °F 66% 30.07 in 2.0 mi WNW 12.7 mph 26.5 mph 0.00 in Snow Light Snow
8:13 PM 21.2 °F 8.9 °F 14.0 °F 74% 30.05 in 1.0 mi West 12.7 mph 23.0 mph 0.00 in Snow Light Snow
8:19 PM 21.2 °F 9.5 °F 15.8 °F 80% 30.05 in 0.2 mi WNW 11.5 mph 21.9 mph 0.00 in Snow Heavy Snow
8:34 PM 19.4 °F 4.5 °F 15.8 °F 86% 30.05 in 0.5 mi WNW 17.3 mph 27.6 mph 0.01 in Snow Light Snow
8:54 PM 19.9 °F 8.6 °F 16.0 °F 85% 30.08 in 2.0 mi West 10.4 mph - 0.01 in Snow Light Snow
9:12 PM 19.4 °F 7.2 °F 15.8 °F 86% 30.06 in 5.0 mi West 11.5 mph 21.9 mph 0.01 in Snow Light Snow
9:54 PM 19.0 °F 8.2 °F 12.9 °F 77% 30.09 in 8.0 mi West 9.2 mph - 0.01 in   Scattered Clouds
10:54 PM 19.0 °F 4.5 °F 8.1 °F 62% 30.09 in 10.0 mi West 16.1 mph 23.0 mph N/A   Scattered Clouds
11:54 PM 18.0 °F 6.9 °F 7.0 °F 62% 30.09 in 10.0 mi West 9.2 mph - N/A   Scattered Clouds