Weather History for Islip, NY

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Friday, November 9, 2012

  Actual Average Record
Temperature  
Mean Temperature 46 °F 47 °F  
Max Temperature 53 °F 55 °F 71 °F (1994)
Min Temperature 38 °F 39 °F 23 °F (1992)
Degree Days  
Heating Degree Days 19 18  
Month to date heating degree days 202 151  
Since 1 July heating degree days 482 571  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 993 787  
Moisture  
Dew Point 25 °F    
Average Humidity 49    
Maximum Humidity 70    
Minimum Humidity 28    
Precipitation  
Precipitation 0.00 in 0.12 in 0.66 in (1989)
Month to date precipitation 1.25 1.04  
Year to date precipitation 37.93 39.55  
Snow  
Snow 0.00 in 0.00 in - ()
Month to date snowfall 4.2 0.0  
Since 1 July snowfall 4.2 0.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.02 in    
Wind  
Wind Speed 12 mph (NW)    
Max Wind Speed 25 mph    
Max Gust Speed 33 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Nov. 09, 2012 Rise Set
Actual Time 6:32 AM EST 4:39 PM EST
Civil Twilight 6:03 AM EST 5:08 PM EST
Nautical Twilight 5:30 AM EST 5:41 PM EST
Astronomical Twilight 4:58 AM EST 6:13 PM EST
Moon 1:26 AM EST (11/9) 1:52 PM EST (11/9)
Length of Visible Light 11h 04m
Length of Day
10h 06m
Waning Crescent, 23% of the Moon is Illuminated
Nov 9
Waning Crescent
Nov 13
New
Nov 20
First Quarter
Nov 28
Full
Dec 6
Last Quarter

Hourly Weather History & Observations

Time (EST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:56 AM 39.0 °F 30.3 °F 27.0 °F 62% 29.86 in 10.0 mi NNW 16.1 mph 25.3 mph N/A   Mostly Cloudy
1:56 AM 39.0 °F 31.8 °F 27.0 °F 62% 29.87 in 10.0 mi NNW 11.5 mph 24.2 mph N/A   Partly Cloudy
2:56 AM 37.9 °F 28.9 °F 27.0 °F 65% 29.87 in 10.0 mi NNW 16.1 mph 23.0 mph N/A   Clear
3:56 AM 37.9 °F 27.6 °F 27.0 °F 65% 29.89 in 10.0 mi NNW 20.7 mph 33.4 mph N/A   Clear
4:56 AM 37.9 °F 29.2 °F 26.1 °F 62% 29.91 in 10.0 mi NNW 15.0 mph 21.9 mph N/A   Clear
5:56 AM 37.9 °F 28.5 °F 25.0 °F 60% 29.94 in 10.0 mi NNW 17.3 mph 23.0 mph N/A   Clear
6:56 AM 39.0 °F 29.9 °F 23.0 °F 53% 29.96 in 10.0 mi NNW 17.3 mph 23.0 mph N/A   Clear
7:56 AM 41.0 °F 33.5 °F 21.0 °F 45% 29.99 in 10.0 mi NW 13.8 mph 21.9 mph N/A   Clear
8:56 AM 43.0 °F 36.0 °F 19.9 °F 40% 29.99 in 10.0 mi NW 13.8 mph 23.0 mph N/A   Clear
9:56 AM 46.0 °F 38.5 °F 19.9 °F 35% 30.01 in 10.0 mi NW 19.6 mph 25.3 mph N/A   Clear
10:56 AM 48.0 °F - 19.9 °F 33% 30.01 in 10.0 mi NW 18.4 mph 31.1 mph N/A   Partly Cloudy
11:56 AM 50.0 °F - 21.0 °F 32% 30.01 in 10.0 mi NW 20.7 mph 31.1 mph N/A   Partly Cloudy
12:56 PM 51.1 °F - 21.0 °F 31% 30.01 in 10.0 mi NW 20.7 mph 29.9 mph N/A   Partly Cloudy
1:56 PM 53.1 °F - 21.0 °F 29% 30.02 in 10.0 mi NW 13.8 mph 24.2 mph N/A   Partly Cloudy
2:56 PM 53.1 °F - 23.0 °F 31% 30.02 in 10.0 mi NW 11.5 mph 19.6 mph N/A   Partly Cloudy
3:56 PM 52.0 °F - 24.1 °F 34% 30.03 in 10.0 mi NW 9.2 mph - N/A   Partly Cloudy
4:56 PM 48.9 °F - 24.1 °F 38% 30.05 in 10.0 mi Calm Calm - N/A   Partly Cloudy
5:56 PM 45.0 °F 42.6 °F 26.1 °F 48% 30.08 in 10.0 mi SW 4.6 mph - N/A   Clear
6:56 PM 46.0 °F 41.9 °F 28.0 °F 50% 30.10 in 10.0 mi WNW 8.1 mph - N/A   Partly Cloudy
7:56 PM 44.1 °F - 27.0 °F 51% 30.14 in 10.0 mi Calm Calm - N/A   Partly Cloudy
8:56 PM 42.1 °F - 28.0 °F 58% 30.15 in 10.0 mi Calm Calm - N/A   Partly Cloudy
9:56 PM 39.0 °F 34.8 °F 28.9 °F 67% 30.15 in 10.0 mi WNW 5.8 mph - N/A   Partly Cloudy
10:56 PM 39.9 °F - 30.0 °F 68% 30.17 in 10.0 mi Calm Calm - N/A   Partly Cloudy
11:56 PM 39.9 °F 35.1 °F 32.0 °F 73% 30.17 in 10.0 mi WNW 6.9 mph - N/A   Partly Cloudy