Islip, NY
on Thursday, December 7, 2017

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Daily Summary
 ActualAverageRecord
Temperature
Mean Temperature °F °C 38°F 3°C  
Max Temperature 46°F 8°C 46°F 8°C 77°F 25°C (1998)
Min Temperature 33°F 1°C 31°F -1°C 8°F -13°C (2002)
Degree Days
Heating Degree Days 25 27  
Month to date heating degree days 147 180  
Since 1 July heating degree days 898 1196  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 972 787  
Moisture
Dew Point 21°F -6°C   
Average Humidity 46    
Maximum Humidity 64    
Minimum Humidity 28    
Precipitation
Precipitation 0.00 in / 0.00 cm 0.14 in / 3.56 cm 1.64 in / 4.17 cm (1996)
Month to date precipitation 0.54 0.98  
Year to date precipitation 41.86 43.16  
Snow
Snow 0.00 in / 0.00 cm 0.20 in / 0.51 cm in / cm ()
Month to date snowfall 0.0 0.7  
Since 1 July snowfall T 1.2  
Snow Depth 0.00 in / 0.00 cm   
Wind
Wind Speed 9 mph / 15 km/h   
Max Wind Speed 21 mph / 34 km/h   
Max Gust Speed 28 mph / 45 km/h   
Visibility 10 miles / 16 kilometers   
Events     

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
12:56 AM 39.0°F 3.9°C 21.0°F -6.1°C 49% 29.99 in / 1015.5 hPa 10.0 miles / 16.1 kilometers WSW 9.2 mph / 14.8 km/h - N/A   Clear
1:56 AM 36.0°F 2.2°C 23.0°F -5.0°C 59% 29.99 in / 1015.4 hPa 10.0 miles / 16.1 kilometers WSW 5.8 mph / 9.3 km/h - N/A   Scattered Clouds
2:56 AM 37.9°F 3.3°C 24.1°F -4.4°C 57% 29.98 in / 1015.1 hPa 10.0 miles / 16.1 kilometers WSW 8.1 mph / 13.0 km/h - N/A   Clear
3:56 AM 37.9°F 3.3°C 23.0°F -5.0°C 55% 29.97 in / 1014.8 hPa 10.0 miles / 16.1 kilometers West 8.1 mph / 13.0 km/h - N/A   Clear
4:56 AM 37.0°F 2.8°C 23.0°F -5.0°C 57% 29.97 in / 1014.7 hPa 10.0 miles / 16.1 kilometers West 8.1 mph / 13.0 km/h - N/A   Clear
5:56 AM 36.0°F 2.2°C 23.0°F -5.0°C 59% 29.98 in / 1015.1 hPa 10.0 miles / 16.1 kilometers West 4.6 mph / 7.4 km/h - N/A   Scattered Clouds
6:56 AM 34.0°F 1.1°C 23.0°F -5.0°C 64% 29.99 in / 1015.6 hPa 10.0 miles / 16.1 kilometers WNW 4.6 mph / 7.4 km/h - N/A   Partly Cloudy
7:56 AM 36.0°F 2.2°C 24.1°F -4.4°C 62% 30.00 in / 1015.9 hPa 10.0 miles / 16.1 kilometers West 5.8 mph / 9.3 km/h - N/A   Partly Cloudy
8:56 AM 42.1°F 5.6°C 24.1°F -4.4°C 49% 30.01 in / 1016.2 hPa 10.0 miles / 16.1 kilometers West 10.4 mph / 16.7 km/h - N/A   Partly Cloudy
9:56 AM 44.1°F 6.7°C 21.0°F -6.1°C 40% 30.01 in / 1016.1 hPa 10.0 miles / 16.1 kilometers West 16.1 mph / 25.9 km/h 20.7 mph / 33.3 km/h N/A   Partly Cloudy
10:56 AM 45.0°F 7.2°C 19.9°F -6.7°C 37% 29.99 in / 1015.6 hPa 10.0 miles / 16.1 kilometers WNW 13.8 mph / 22.2 km/h - N/A   Partly Cloudy
11:56 AM 46.0°F 7.8°C 16.0°F -8.9°C 30% 29.97 in / 1014.8 hPa 10.0 miles / 16.1 kilometers West 12.7 mph / 20.4 km/h 21.9 mph / 35.2 km/h N/A   Partly Cloudy
12:56 PM 46.0°F 7.8°C 16.0°F -8.9°C 30% 29.95 in / 1014.2 hPa 10.0 miles / 16.1 kilometers West 13.8 mph / 22.2 km/h 25.3 mph / 40.7 km/h N/A   Partly Cloudy
1:56 PM 46.0°F 7.8°C 19.0°F -7.2°C 34% 29.94 in / 1013.7 hPa 10.0 miles / 16.1 kilometers West 16.1 mph / 25.9 km/h - N/A   Partly Cloudy
2:56 PM 45.0°F 7.2°C 19.9°F -6.7°C 37% 29.94 in / 1013.8 hPa 10.0 miles / 16.1 kilometers West 12.7 mph / 20.4 km/h 23.0 mph / 37.0 km/h N/A   Partly Cloudy
3:56 PM 43.0°F 6.1°C 17.1°F -8.3°C 35% 29.95 in / 1014.2 hPa 10.0 miles / 16.1 kilometers West 15.0 mph / 24.1 km/h 21.9 mph / 35.2 km/h N/A   Scattered Clouds
4:56 PM 39.9°F 4.4°C 19.0°F -7.2°C 43% 29.96 in / 1014.6 hPa 10.0 miles / 16.1 kilometers West 6.9 mph / 11.1 km/h - N/A   Scattered Clouds
5:56 PM 37.9°F 3.3°C 19.0°F -7.2°C 47% 29.96 in / 1014.6 hPa 10.0 miles / 16.1 kilometers SW 5.8 mph / 9.3 km/h - N/A   Scattered Clouds
6:56 PM 39.0°F 3.9°C 21.0°F -6.1°C 49% 29.98 in / 1015.2 hPa 10.0 miles / 16.1 kilometers WSW 11.5 mph / 18.5 km/h - N/A   Partly Cloudy
7:56 PM 39.0°F 3.9°C 21.0°F -6.1°C 49% 30.01 in / 1016.0 hPa 10.0 miles / 16.1 kilometers SW 9.2 mph / 14.8 km/h - N/A   Partly Cloudy
8:56 PM 37.9°F 3.3°C 21.9°F -5.6°C 53% 30.01 in / 1016.2 hPa 10.0 miles / 16.1 kilometers WSW 6.9 mph / 11.1 km/h - N/A   Mostly Cloudy
9:56 PM 39.0°F 3.9°C 23.0°F -5.0°C 53% 30.01 in / 1016.3 hPa 10.0 miles / 16.1 kilometers West 8.1 mph / 13.0 km/h - N/A   Mostly Cloudy
10:56 PM 39.0°F 3.9°C 23.0°F -5.0°C 53% 30.02 in / 1016.5 hPa 10.0 miles / 16.1 kilometers West 3.5 mph / 5.6 km/h - N/A   Mostly Cloudy
11:56 PM 37.9°F 3.3°C 24.1°F -4.4°C 57% 30.02 in / 1016.6 hPa 10.0 miles / 16.1 kilometers West 8.1 mph / 13.0 km/h - N/A   Mostly Cloudy