Islip, NY

1:11 PM EDT on October 20, 2019 (GMT -0400)
Long Island Mac Arthur

Weather History for KISP - August, 2019

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Tuesday, August 20, 2019

  Actual Average Record
Temperature  
Mean Temperature 80 °F 73 °F  
Max Temperature 88 °F 80 °F 94 °F (1983)
Min Temperature 71 °F 65 °F 53 °F (2008)
Degree Days  
Heating Degree Days 0 0  
Month to date heating degree days 0 0  
Since 1 June heating degree days 16 40  
Since 1 July heating degree days 0 2  
Cooling Degree Days 14 8  
Month to date cooling degree days 212 172  
Year to date cooling degree days 812 612  
Since 1 June cooling degree days 785 588  
Growing Degree Days 30 (Base 50)    
Moisture  
Dew Point 65 °F    
Average Humidity 67    
Maximum Humidity 100    
Minimum Humidity 40    
Precipitation  
Precipitation 0.00 in 0.13 in 2.61 in (2001)
Month to date precipitation 2.19 2.61  
Year to date precipitation 31.08 29.77  
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 30.06 in    
Wind  
Wind Speed 4 mph ()    
Max Wind Speed 14 mph    
Max Gust Speed 17 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

Aug. 20, 2019 Rise Set
Actual Time 6:07 AM EDT 7:43 PM EDT
Civil Twilight 5:38 AM EDT 8:12 PM EDT
Nautical Twilight 5:03 AM EDT 8:47 PM EDT
Astronomical Twilight 4:25 AM EDT 9:24 PM EDT
Moon 10:29 PM EDT 10:44 AM EDT
Length of Visible Light 14h 34m
Length of Day
13h 36m
Waning Gibbous, 78% of the Moon is Illuminated
Aug 20
Waning Gibbous
Aug 23
Last Quarter
Aug 30
New
Sep 5
First Quarter
Sep 14
Full

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 72.0 °F - 71.1 °F 97% 30.00 in 10.0 mi Calm Calm - N/A   Clear
1:56 AM 72.0 °F - 71.1 °F 97% 30.01 in 10.0 mi Calm Calm - N/A   Clear
2:56 AM 72.0 °F - 71.1 °F 97% 30.01 in 10.0 mi Calm Calm - N/A   Clear
3:56 AM 72.0 °F - 71.1 °F 97% 30.02 in 10.0 mi North 4.6 mph - N/A   Clear
4:56 AM 73.0 °F - 72.0 °F 96% 30.04 in 10.0 mi North 5.8 mph - N/A   Clear
5:56 AM 72.0 °F - 70.0 °F 93% 30.06 in 10.0 mi North 4.6 mph - N/A   Mostly Cloudy
6:56 AM 73.0 °F - 70.0 °F 90% 30.09 in 10.0 mi NNW 3.5 mph - N/A   Mostly Cloudy
7:56 AM 75.9 °F - 68.0 °F 76% 30.09 in 10.0 mi NNE 6.9 mph - N/A   Mostly Cloudy
8:56 AM 79.0 °F - 64.0 °F 60% 30.10 in 10.0 mi NNE 9.2 mph - N/A   Mostly Cloudy
9:56 AM 82.0 °F 82.4 °F 60.1 °F 47% 30.10 in 10.0 mi North 8.1 mph - N/A   Mostly Cloudy
10:56 AM 84.0 °F 83.5 °F 57.9 °F 41% 30.10 in 10.0 mi North 10.4 mph - N/A   Mostly Cloudy
11:56 AM 84.9 °F 84.2 °F 57.9 °F 40% 30.10 in 10.0 mi NE 6.9 mph - N/A   Mostly Cloudy
12:56 PM 84.9 °F 84.8 °F 60.1 °F 43% 30.09 in 10.0 mi North 6.9 mph - N/A   Mostly Cloudy
1:56 PM 87.1 °F 87.0 °F 61.0 °F 41% 30.08 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
2:56 PM 84.0 °F 84.5 °F 62.1 °F 47% 30.08 in 10.0 mi South 9.2 mph - N/A   Mostly Cloudy
3:56 PM 84.9 °F 85.4 °F 62.1 °F 46% 30.07 in 10.0 mi SW 8.1 mph - N/A   Scattered Clouds
4:56 PM 84.0 °F 84.9 °F 63.0 °F 49% 30.06 in 10.0 mi South 10.4 mph - N/A   Scattered Clouds
5:56 PM 82.0 °F 83.0 °F 62.1 °F 51% 30.06 in 10.0 mi SSW 9.2 mph - N/A   Scattered Clouds
6:56 PM 81.0 °F 81.6 °F 60.1 °F 49% 30.04 in 10.0 mi SSW 5.8 mph - N/A   Scattered Clouds
7:56 PM 78.1 °F - 60.1 °F 54% 30.04 in 10.0 mi South 6.9 mph - N/A   Mostly Cloudy
8:56 PM 77.0 °F - 62.1 °F 60% 30.04 in 10.0 mi South 4.6 mph - N/A   Mostly Cloudy
9:56 PM 75.9 °F - 66.0 °F 71% 30.05 in 10.0 mi South 4.6 mph - N/A   Mostly Cloudy
10:56 PM 75.9 °F - 69.1 °F 79% 30.05 in 10.0 mi South 3.5 mph - N/A   Mostly Cloudy
11:56 PM 75.9 °F - 72.0 °F 87% 30.04 in 10.0 mi SSE 4.6 mph - N/A   Mostly Cloudy