History for Islip, NY

Friday, November 27, 2009 — View Current Conditions

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Recently Viewed Airport Codes: KISP | KD07
Daily Summary
  Actual Average Record
Temperature
Mean Temperature 46°F 41°F  
Max Temperature 49°F 50°F 63°F (1999)
Min Temperature 43°F 33°F 19°F (1991)
Degree Days
Heating Degree Days 19 24  
Month to date heating degree days 413 531  
Since 1 July heating degree days 842 920  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 657 770  
Moisture
Dew Point 40°F    
Average Humidity 69    
Maximum Humidity 89    
Minimum Humidity 49    
Precipitation
Precipitation 0.46 in 0.13 in 0.78 in (1999)
Month to date precipitation 2.52 3.47  
Year to date precipitation 43.47 42.00  
Snow
Snow 0.00 in in in ()
Month to date snowfall 0.0  
Since 1 July snowfall 0.0  
Snow Depth 0.00 in    
Sea Level Pressure
Sea Level Pressure 29.43 in    
Wind
Wind Speed 15 mph (NNW)    
Max Wind Speed 31 mph    
Max Gust Speed 39 mph    
Visibility 8 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Hourly Observations

Time(EST) Temperature Dew Point Humidity Sea Level Pressure Visibility Wind Direction Wind Speed Gust Speed Precipitation Events Conditions
12:21 AM 48.2°F 44.6°F 87% 29.61 in 5.0 miles NNE 9.2 mph - 0.01 in Rain Light Rain
12:36 AM 48.2°F 44.6°F 87% 29.60 in 4.0 miles NNE 10.4 mph - 0.03 in Rain Light Rain
12:56 AM 48.9°F 45.0°F 86% 29.59 in 4.0 miles NNE 9.2 mph - 0.04 in Rain Light Rain
1:48 AM 48.2°F 44.6°F 87% 29.57 in 9.0 miles North 9.2 mph - 0.03 in Rain Light Rain
1:56 AM 48.0°F 45.0°F 89% 29.57 in 9.0 miles NNE 10.4 mph - 0.03 in Rain Light Rain
2:44 AM 48.2°F 44.6°F 87% 29.54 in 10.0 miles NNE 9.2 mph - 0.01 in Rain Light Rain
2:56 AM 48.0°F 44.1°F 86% 29.54 in 8.0 miles NNE 6.9 mph - 0.01 in   Overcast
3:56 AM 48.0°F 44.1°F 86% 29.52 in 8.0 miles North 8.1 mph - 0.01 in Rain Light Rain
4:56 AM 48.0°F 44.1°F 86% 29.51 in 7.0 miles NNE 9.2 mph - 0.05 in Rain Light Rain
5:56 AM 48.0°F 44.1°F 86% 29.47 in 7.0 miles North 13.8 mph - 0.05 in Rain Light Rain
6:56 AM 46.9°F 43.0°F 86% 29.45 in 10.0 miles North 8.1 mph - 0.00 in   Overcast
7:56 AM 46.9°F 42.1°F 83% 29.43 in 5.0 miles NNW 12.7 mph - 0.06 in Rain Light Rain
8:56 AM 46.0°F 42.1°F 86% 29.42 in 3.0 miles NNW 11.5 mph - 0.03 in Rain Light Rain
9:21 AM 46.4°F 42.8°F 87% 29.41 in 2.0 miles NNW 13.8 mph - 0.03 in Rain Light Rain
9:56 AM 46.0°F 42.1°F 86% 29.41 in 3.0 miles NW 11.5 mph - 0.08 in Rain Light Rain
10:56 AM 46.0°F 41.0°F 83% 29.38 in 3.0 miles NNW 13.8 mph - 0.06 in Rain Light Rain
11:56 AM 45.0°F 41.0°F 86% 29.34 in 6.0 miles NNW 13.8 mph 23.0 mph 0.03 in Rain Light Rain
12:18 PM 46.4°F 41.0°F 81% 29.33 in 10.0 miles NW 12.7 mph 24.2 mph 0.00 in Rain Light Rain
12:56 PM 46.0°F 41.0°F 83% 29.32 in 10.0 miles NW 16.1 mph 21.9 mph 0.01 in Rain Light Rain
1:56 PM 46.0°F 39.0°F 76% 29.31 in 10.0 miles WNW 10.4 mph - 0.00 in   Overcast
2:56 PM 46.9°F 37.9°F 71% 29.32 in 10.0 miles NW 18.4 mph 24.2 mph N/A   Overcast
3:39 PM 46.4°F 35.6°F 66% 29.32 in 10.0 miles NW 23.0 mph 31.1 mph N/A   Overcast
3:56 PM 46.9°F 34.0°F 61% 29.33 in 10.0 miles NW 20.7 mph 31.1 mph N/A   Mostly Cloudy
4:56 PM 46.0°F 30.9°F 56% 29.35 in 10.0 miles WNW 17.3 mph 25.3 mph N/A   Mostly Cloudy
5:56 PM 45.0°F 30.9°F 58% 29.36 in 10.0 miles WNW 20.7 mph 29.9 mph N/A   Mostly Cloudy
6:56 PM 44.1°F 30.0°F 58% 29.36 in 10.0 miles WNW 17.3 mph 31.1 mph N/A   Mostly Cloudy
7:56 PM 44.1°F 28.0°F 53% 29.38 in 10.0 miles WNW 20.7 mph 28.8 mph N/A   Scattered Clouds
8:56 PM 45.0°F 27.0°F 49% 29.38 in 10.0 miles WNW 20.7 mph 34.5 mph N/A   Mostly Cloudy
9:56 PM 44.1°F 28.0°F 53% 29.39 in 10.0 miles WNW 20.7 mph 34.5 mph N/A   Overcast
10:56 PM 44.1°F 27.0°F 51% 29.39 in 10.0 miles WNW 23.0 mph 32.2 mph N/A   Overcast
11:56 PM 43.0°F 26.1°F 51% 29.39 in 10.0 miles WNW 20.7 mph 32.2 mph N/A   Mostly Cloudy
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