Weather History for Islip, NY

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Friday, August 1, 2014

  Actual Average Record
Temperature  
Mean Temperature 78 °F 74 °F  
Max Temperature 84 °F 82 °F 95 °F (1999)
Min Temperature 72 °F 67 °F 59 °F (1992)
Degree Days  
Heating Degree Days 0 0  
Month to date heating degree days 0 0  
Since 1 June heating degree days 2 40  
Since 1 July heating degree days 0 2  
Cooling Degree Days 13 9  
Month to date cooling degree days 13 9  
Year to date cooling degree days 537 449  
Since 1 June cooling degree days 508 425  
Growing Degree Days 28 (Base 50)    
Moisture  
Dew Point 67 °F    
Average Humidity 71    
Maximum Humidity 84    
Minimum Humidity 58    
Precipitation  
Precipitation T in 0.12 in 0.69 in (1996)
Month to date precipitation T 0.12  
Year to date precipitation 26.49 27.28  
Snow  
Snow 0.00 in 0.00 in - ()
Month to date snowfall 0.0 0.0  
Since 1 July snowfall 0.0 0.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.19 in    
Wind  
Wind Speed 7 mph (South)    
Max Wind Speed 17 mph    
Max Gust Speed 21 mph    
Visibility 10 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Aug. 01, 2014 Rise Set
Actual Time 5:48 AM EDT 8:08 PM EDT
Civil Twilight 5:18 AM EDT 8:38 PM EDT
Nautical Twilight 4:40 AM EDT 9:16 PM EDT
Astronomical Twilight 3:57 AM EDT 9:58 PM EDT
Moon 11:12 AM EDT (8/1) 10:48 PM EDT (8/1)
Length of Visible Light 15h 20m
Length of Day
14h 19m
Waxing Crescent, 27% of the Moon is Illuminated
Aug 1
Waxing Crescent
Aug 3
First Quarter
Aug 10
Full
Aug 17
Last Quarter
Aug 25
New

Hourly Weather History & Observations

Time (EDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:56 AM 73.0 °F - 68.0 °F 84% 30.16 in 10.0 mi South 6.9 mph - N/A   Clear
2:56 AM 73.0 °F - 68.0 °F 84% 30.16 in 10.0 mi South 6.9 mph - N/A   Clear
3:56 AM 73.0 °F - 68.0 °F 84% 30.16 in 10.0 mi SSW 6.9 mph - N/A   Scattered Clouds
4:56 AM 73.0 °F - 68.0 °F 84% 30.16 in 10.0 mi SSW 6.9 mph - N/A   Clear
6:56 AM 73.9 °F - 68.0 °F 82% 30.17 in 9.0 mi SW 5.8 mph - N/A   Mostly Cloudy
7:56 AM 75.9 °F - 68.0 °F 76% 30.18 in 10.0 mi WSW 5.8 mph - N/A   Mostly Cloudy
9:56 AM 79.0 °F - 68.0 °F 69% 30.19 in 10.0 mi SSW 3.5 mph - N/A   Mostly Cloudy
10:56 AM 82.0 °F 84.5 °F 66.9 °F 60% 30.19 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
11:56 AM 82.0 °F 84.1 °F 66.0 °F 58% 30.20 in 10.0 mi South 8.1 mph - N/A   Mostly Cloudy
3:56 PM 77.0 °F - 66.0 °F 69% 30.20 in 10.0 mi South 10.4 mph - N/A   Overcast
4:56 PM 75.9 °F - 66.0 °F 71% 30.21 in 10.0 mi South 9.2 mph - 0.00 in Rain Light Rain
5:56 PM 77.0 °F - 64.0 °F 64% 30.21 in 10.0 mi South 6.9 mph - 0.00 in   Overcast
7:56 PM 75.0 °F - 63.0 °F 66% 30.18 in 10.0 mi SSW 4.6 mph - N/A   Overcast
8:56 PM 73.9 °F - 64.0 °F 71% 30.19 in 10.0 mi South 4.6 mph - N/A   Overcast
9:56 PM 73.9 °F - 66.0 °F 76% 30.21 in 10.0 mi SSE 3.5 mph - N/A   Overcast
10:56 PM 73.9 °F - 66.0 °F 76% 30.20 in 10.0 mi SSE 4.6 mph - N/A   Overcast
11:56 PM 73.9 °F - 66.9 °F 79% 30.19 in 10.0 mi SE 3.5 mph - N/A   Overcast