Weather History for Islip, NY

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Monday, February 27, 2012

  Actual Average Record
Temperature  
Mean Temperature 37 °F 35 °F  
Max Temperature 50 °F 43 °F 63 °F (1997)
Min Temperature 24 °F 27 °F 9 °F (1990)
Degree Days  
Heating Degree Days 28 30  
Month to date heating degree days 723 873  
Since 1 July heating degree days 3090 3865  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 30 °F    
Average Humidity 69    
Maximum Humidity 82    
Minimum Humidity 56    
Precipitation  
Precipitation 0.00 in 0.14 in 1.04 in (2013)
Month to date precipitation 0.93 3.12  
Year to date precipitation 3.59 6.76  
Snow  
Snow 0.00 in 0.30 in 1.30 in (1991)
Month to date snowfall 0.6 6.9  
Since 1 July snowfall 4.7 19.5  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.26 in    
Wind  
Wind Speed 10 mph (SSW)    
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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Date:

Astronomy

Feb. 27, 2012 Rise Set
Actual Time 6:30 AM EST 5:40 PM EST
Civil Twilight 6:02 AM EST 6:08 PM EST
Nautical Twilight 5:30 AM EST 6:40 PM EST
Astronomical Twilight 4:59 AM EST 7:11 PM EST
Moon 8:55 AM EST (2/27) 11:34 PM EST (2/27)
Length of Visible Light 12h 05m
Length of Day
11h 10m
Waxing Crescent, 29% of the Moon is Illuminated
Feb 27
Waxing Crescent
Feb 29
First Quarter
Mar 8
Full
Mar 14
Last Quarter
Mar 22
New

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 27.0 °F - 17.1 °F 66% 30.43 in 10.0 mi Calm Calm - N/A   Partly Cloudy
1:56 AM 26.1 °F - 16.0 °F 66% 30.43 in 10.0 mi Calm Calm - N/A   Partly Cloudy
2:56 AM 25.0 °F - 17.1 °F 72% 30.42 in 10.0 mi Calm Calm - N/A   Partly Cloudy
3:56 AM 26.1 °F - 18.0 °F 71% 30.43 in 10.0 mi Calm Calm - N/A   Clear
4:56 AM 25.0 °F - 18.0 °F 75% 30.42 in 10.0 mi Calm Calm - N/A   Partly Cloudy
5:56 AM 25.0 °F - 18.0 °F 75% 30.42 in 10.0 mi Calm Calm - N/A   Partly Cloudy
6:56 AM 26.1 °F - 19.9 °F 78% 30.43 in 10.0 mi Calm Calm - N/A   Partly Cloudy
7:56 AM 36.0 °F - 30.0 °F 79% 30.41 in 10.0 mi Calm Calm - N/A   Partly Cloudy
8:56 AM 45.0 °F 39.7 °F 33.1 °F 63% 30.39 in 10.0 mi SSW 10.4 mph - N/A   Clear
9:56 AM 46.0 °F 39.0 °F 33.1 °F 61% 30.37 in 10.0 mi South 17.3 mph 23.0 mph N/A   Partly Cloudy
10:56 AM 46.4 °F 39.0 °F 35.6 °F 66% 30.33 in 10.0 mi South 19.6 mph 28.8 mph N/A   Partly Cloudy
11:56 AM 48.9 °F - 36.0 °F 61% 30.30 in 10.0 mi SSW 15.0 mph 27.6 mph N/A   Partly Cloudy
12:56 PM 48.9 °F - 35.1 °F 59% 30.25 in 10.0 mi South 19.6 mph 29.9 mph N/A   Partly Cloudy
1:56 PM 48.0 °F - 34.0 °F 58% 30.20 in 10.0 mi South 23.0 mph 32.2 mph N/A   Partly Cloudy
2:56 PM 48.9 °F - 35.1 °F 59% 30.17 in 10.0 mi SSW 15.0 mph 25.3 mph N/A   Scattered Clouds
3:56 PM 48.0 °F - 35.1 °F 61% 30.15 in 10.0 mi SSW 15.0 mph 27.6 mph N/A   Mostly Cloudy
4:56 PM 46.9 °F - 36.0 °F 66% 30.13 in 10.0 mi SSW 15.0 mph 23.0 mph N/A   Mostly Cloudy
5:56 PM 46.0 °F 40.2 °F 36.0 °F 68% 30.12 in 10.0 mi SSW 12.7 mph 24.2 mph N/A   Mostly Cloudy
6:56 PM 46.9 °F - 36.0 °F 66% 30.12 in 10.0 mi SW 12.7 mph 23.0 mph N/A   Mostly Cloudy
7:56 PM 46.0 °F 39.9 °F 37.9 °F 73% 30.11 in 10.0 mi SW 13.8 mph - N/A   Partly Cloudy
8:56 PM 46.9 °F - 37.0 °F 68% 30.09 in 10.0 mi SW 11.5 mph - N/A   Scattered Clouds
9:56 PM 48.0 °F - 37.0 °F 66% 30.08 in 10.0 mi SW 9.2 mph - N/A   Mostly Cloudy
10:56 PM 46.9 °F - 35.1 °F 63% 30.07 in 10.0 mi WSW 12.7 mph - N/A   Mostly Cloudy
11:56 PM 46.9 °F - 34.0 °F 61% 30.07 in 10.0 mi WSW 12.7 mph - N/A   Scattered Clouds