Islip, NY

5:01 AM EST on November 15, 2019 (GMT -0500)
Long Island Mac Arthur

Weather History for KISP - September, 2019

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Monday, September 16, 2019

  Actual Average Record
Temperature  
Mean Temperature 67 °F 66 °F  
Max Temperature 75 °F 74 °F 88 °F (1998)
Min Temperature 59 °F 58 °F 44 °F (1964)
Degree Days  
Heating Degree Days 0 2  
Month to date heating degree days 4 18  
Since 1 July heating degree days 6 23  
Cooling Degree Days 2 3  
Month to date cooling degree days 62 69  
Year to date cooling degree days 936 755  
Growing Degree Days 17 (Base 50)    
Moisture  
Dew Point 62 °F    
Average Humidity 80    
Maximum Humidity 100    
Minimum Humidity 64    
Precipitation  
Precipitation 0.00 in 0.12 in 2.26 in (1999)
Month to date precipitation 0.33 1.86  
Year to date precipitation 32.71 33.00  
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 30.05 in    
Wind  
Wind Speed 5 mph ()    
Max Wind Speed 10 mph    
Max Gust Speed 13 mph    
Visibility 10.0 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: Averaged Metar Reports

Daily Weather History Graph

Daily Weather History Graph

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Astronomy

Sep. 16, 2019 Rise Set
Actual Time 6:33 AM EDT 7:00 PM EDT
Civil Twilight 6:06 AM EDT 7:27 PM EDT
Nautical Twilight 5:33 AM EDT 7:59 PM EDT
Astronomical Twilight 5:00 AM EDT 8:32 PM EDT
Moon 8:32 PM EDT (9/16) 8:38 AM EDT (9/16)
Length of Visible Light 13h 21m
Length of Day
12h 26m
Waning Gibbous, 94% of the Moon is Illuminated
Sep 16
Waning Gibbous
Sep 21
Last Quarter
Sep 28
New
Oct 5
First Quarter
Oct 13
Full

Hourly Weather History & Observations

Time (EDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:56 AM 66.9 °F 66.0 °F 97% 30.06 in 9.0 mi West 5.8 mph - N/A   Clear
1:56 AM 68.0 °F 66.9 °F 96% 30.06 in 10.0 mi West 6.9 mph - N/A   Clear
2:56 AM 66.0 °F 64.9 °F 96% 30.04 in 10.0 mi West 4.6 mph - N/A   Clear
3:56 AM 64.9 °F 63.0 °F 93% 30.04 in 10.0 mi SW 4.6 mph - N/A   Scattered Clouds
4:56 AM 66.0 °F 63.0 °F 90% 30.05 in 10.0 mi NNE 4.6 mph - N/A   Overcast
5:56 AM 68.0 °F 63.0 °F 84% 30.06 in 10.0 mi North 6.9 mph - N/A   Overcast
6:56 AM 68.0 °F 62.1 °F 81% 30.07 in 10.0 mi NNE 5.8 mph - N/A   Mostly Cloudy
7:56 AM 68.0 °F 62.1 °F 81% 30.07 in 10.0 mi NE 4.6 mph - N/A   Mostly Cloudy
8:56 AM 69.1 °F 62.1 °F 78% 30.07 in 10.0 mi North 6.9 mph - N/A   Overcast
9:56 AM 70.0 °F 63.0 °F 78% 30.08 in 10.0 mi North 3.5 mph - N/A   Overcast
10:56 AM 70.0 °F 61.0 °F 73% 30.07 in 10.0 mi NNW 6.9 mph - N/A   Overcast
11:56 AM 71.1 °F 60.1 °F 68% 30.06 in 10.0 mi NNW 9.2 mph - N/A   Overcast
12:56 PM 72.0 °F 60.1 °F 66% 30.05 in 10.0 mi North 5.8 mph - N/A   Overcast
1:56 PM 73.0 °F 61.0 °F 66% 30.04 in 10.0 mi North 6.9 mph - N/A   Overcast
2:56 PM 73.9 °F 61.0 °F 64% 30.03 in 10.0 mi NNW 4.6 mph - N/A   Overcast
3:56 PM 73.0 °F 60.1 °F 64% 30.01 in 10.0 mi North 5.8 mph - N/A   Overcast
4:56 PM 72.0 °F 62.1 °F 71% 30.01 in 10.0 mi NNW 8.1 mph - N/A   Overcast
5:56 PM 71.1 °F 62.1 °F 73% 30.01 in 10.0 mi NNW 8.1 mph - N/A   Scattered Clouds
6:56 PM 69.1 °F 62.1 °F 78% 30.01 in 10.0 mi NNW 3.5 mph - N/A   Mostly Cloudy
7:56 PM 69.1 °F 62.1 °F 78% 30.03 in 10.0 mi Calm Calm - N/A   Overcast
8:56 PM 64.9 °F 61.0 °F 87% 30.04 in 10.0 mi Calm Calm - N/A   Scattered Clouds
9:56 PM 63.0 °F 61.0 °F 93% 30.05 in 10.0 mi Calm Calm - N/A   Scattered Clouds
10:56 PM 62.1 °F 60.1 °F 93% 30.06 in 10.0 mi NNE 3.5 mph - N/A   Partly Cloudy
11:56 PM 60.1 °F 54.0 °F 80% 30.06 in 10.0 mi NNE 8.1 mph - N/A   Partly Cloudy