Rochester, NY
on Friday, December 8, 2017

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Daily Summary
 ActualAverageRecord
Temperature
Mean Temperature °F °C 32°F 0°C  
Max Temperature 33°F 1°C 39°F 4°C 68°F 20°C (1966)
Min Temperature 26°F -3°C 26°F -3°C 2°F -16°C (1906)
Degree Days
Heating Degree Days 35 33  
Month to date heating degree days 220 252  
Since 1 July heating degree days 1311 1620  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 655 539  
Moisture
Dew Point 18°F -8°C   
Average Humidity 66    
Maximum Humidity 85    
Minimum Humidity 47    
Precipitation
Precipitation T in / T cm 0.09 in / 2.29 cm 1.31 in / 3.33 cm (1944)
Month to date precipitation 0.20 0.73  
Year to date precipitation 43.33 32.37  
Snow
Snow 0.40 in / 1.02 cm 0.60 in / 1.52 cm 8.00 in / 20.32 cm (1917)
Month to date snowfall 0.8 4.6  
Since 1 July snowfall 3.4 12.0  
Snow Depth T in / T cm   
Wind
Wind Speed 11 mph / 18 km/h   
Max Wind Speed 23 mph / 37 km/h   
Max Gust Speed 30 mph / 48 km/h   
Visibility 10 miles / 15 kilometers   
Events Snow   

Key: T is trace of precipitation, MM is missing value
Source: NWS Daily Summary
Time(EST)TemperatureDew PointHumidity Pressure Visibility Wind DirectionWind SpeedGust SpeedPrecipitationEvents Conditions
12:54 AM 27.0°F -2.8°C 19.0°F -7.2°C 72% 29.99 in / 1015.4 hPa 10.0 miles / 16.1 kilometers SW 8.1 mph / 13.0 km/h - N/A   Mostly Cloudy
1:54 AM 28.0°F -2.2°C 21.9°F -5.6°C 78% 29.98 in / 1015.2 hPa 10.0 miles / 16.1 kilometers SW 6.9 mph / 11.1 km/h - N/A   Overcast
2:54 AM 28.9°F -1.7°C 21.0°F -6.1°C 72% 29.99 in / 1015.6 hPa 10.0 miles / 16.1 kilometers SW 10.4 mph / 16.7 km/h - N/A   Overcast
3:54 AM 28.9°F -1.7°C 21.9°F -5.6°C 75% 30.01 in / 1016.0 hPa 10.0 miles / 16.1 kilometers SW 15.0 mph / 24.1 km/h - 0.00 in / 0.0 cm Snow Light Snow
4:54 AM 28.0°F -2.2°C 21.0°F -6.1°C 75% 30.00 in / 1015.8 hPa 9.0 miles / 14.5 kilometers WSW 12.7 mph / 20.4 km/h - 0.00 in / 0.0 cm Snow Light Snow
5:54 AM 28.0°F -2.2°C 23.0°F -5.0°C 81% 30.01 in / 1016.1 hPa 9.0 miles / 14.5 kilometers WSW 9.2 mph / 14.8 km/h - 0.00 in / 0.0 cm Snow Light Snow
6:11 AM 28.0°F -2.2°C 24.1°F -4.4°C 85% 29.97 in / 1014.8 hPa 7.0 miles / 11.3 kilometers WSW 11.5 mph / 18.5 km/h - 0.00 in / 0.0 cm Snow Light Snow
6:54 AM 28.0°F -2.2°C 24.1°F -4.4°C 85% 30.01 in / 1016.1 hPa 8.0 miles / 12.9 kilometers West 8.1 mph / 13.0 km/h - 0.00 in / 0.0 cm Snow Light Snow
7:54 AM 27.0°F -2.8°C 23.0°F -5.0°C 85% 30.01 in / 1016.2 hPa 9.0 miles / 14.5 kilometers WSW 9.2 mph / 14.8 km/h - 0.00 in / 0.0 cm Snow Light Snow
8:54 AM 28.0°F -2.2°C 19.9°F -6.7°C 72% 30.01 in / 1016.2 hPa 9.0 miles / 14.5 kilometers SW 12.7 mph / 20.4 km/h - 0.00 in / 0.0 cm   Mostly Cloudy
9:42 AM 28.0°F -2.2°C 18.0°F -7.8°C 66% 29.98 in / 1015.1 hPa 10.0 miles / 16.1 kilometers SW 11.5 mph / 18.5 km/h - N/A   Overcast
9:54 AM 28.0°F -2.2°C 18.0°F -7.8°C 66% 30.01 in / 1016.2 hPa 10.0 miles / 16.1 kilometers SW 10.4 mph / 16.7 km/h - N/A   Overcast
10:54 AM 28.9°F -1.7°C 18.0°F -7.8°C 64% 30.00 in / 1015.8 hPa 10.0 miles / 16.1 kilometers SW 11.5 mph / 18.5 km/h - N/A   Overcast
11:54 AM 30.9°F -0.6°C 19.9°F -6.7°C 64% 29.98 in / 1015.2 hPa 9.0 miles / 14.5 kilometers SW 13.8 mph / 22.2 km/h 21.9 mph / 35.2 km/h 0.00 in / 0.0 cm   Mostly Cloudy
12:54 PM 32.0°F 0.0°C 19.0°F -7.2°C 59% 29.96 in / 1014.5 hPa 10.0 miles / 16.1 kilometers WSW 20.7 mph / 33.3 km/h - N/A   Mostly Cloudy
1:54 PM 32.0°F 0.0°C 17.1°F -8.3°C 54% 29.92 in / 1013.2 hPa 10.0 miles / 16.1 kilometers SSW 13.8 mph / 22.2 km/h 24.2 mph / 38.9 km/h N/A   Mostly Cloudy
2:54 PM 33.1°F 0.6°C 16.0°F -8.9°C 50% 29.92 in / 1013.1 hPa 10.0 miles / 16.1 kilometers SSW 16.1 mph / 25.9 km/h - N/A   Scattered Clouds
3:54 PM 32.0°F 0.0°C 15.1°F -9.4°C 50% 29.91 in / 1012.9 hPa 10.0 miles / 16.1 kilometers SW 12.7 mph / 20.4 km/h - N/A   Scattered Clouds
4:54 PM 30.9°F -0.6°C 12.9°F -10.6°C 47% 29.94 in / 1013.8 hPa 10.0 miles / 16.1 kilometers SW 11.5 mph / 18.5 km/h - N/A   Scattered Clouds
5:54 PM 30.0°F -1.1°C 12.0°F -11.1°C 47% 29.93 in / 1013.5 hPa 10.0 miles / 16.1 kilometers SW 8.1 mph / 13.0 km/h - N/A   Partly Cloudy
6:54 PM 30.0°F -1.1°C 12.0°F -11.1°C 47% 29.96 in / 1014.3 hPa 10.0 miles / 16.1 kilometers SW 10.4 mph / 16.7 km/h - N/A   Mostly Cloudy
7:54 PM 30.0°F -1.1°C 12.9°F -10.6°C 49% 29.94 in / 1013.6 hPa 10.0 miles / 16.1 kilometers SSW 6.9 mph / 11.1 km/h - N/A   Overcast
8:54 PM 30.0°F -1.1°C 12.9°F -10.6°C 49% 29.94 in / 1013.8 hPa 10.0 miles / 16.1 kilometers SSW 10.4 mph / 16.7 km/h - N/A   Overcast
9:54 PM 30.0°F -1.1°C 12.9°F -10.6°C 49% 29.95 in / 1014.1 hPa 10.0 miles / 16.1 kilometers SW 13.8 mph / 22.2 km/h - N/A   Overcast
10:54 PM 28.9°F -1.7°C 14.0°F -10.0°C 54% 29.95 in / 1014.0 hPa 9.0 miles / 14.5 kilometers SW 8.1 mph / 13.0 km/h - 0.00 in / 0.0 cm Snow Light Snow
11:54 PM 28.9°F -1.7°C 15.1°F -9.4°C 56% 29.94 in / 1013.9 hPa 9.0 miles / 14.5 kilometers SW 8.1 mph / 13.0 km/h - 0.00 in / 0.0 cm Snow Light Snow