Islip, NY

3:10 AM EDT on May 26, 2017 (GMT -0400)
Long Island Mac Arthur

Weather History for KISP - May, 2013

Change the Weather History Date:

Monday, May 20, 2013

  Actual Average Record
Temperature  
Mean Temperature 66 °F 60 °F  
Max Temperature 75 °F 69 °F 98 °F (1996)
Min Temperature 57 °F 51 °F 35 °F (1992)
Degree Days  
Heating Degree Days 0 6  
Month to date heating degree days 160 169  
Since 1 July heating degree days 5044 5340  
Cooling Degree Days 1 1  
Month to date cooling degree days 1 4  
Year to date cooling degree days 2 6  
Growing Degree Days 15 (Base 50)    
Moisture  
Dew Point 60 °F    
Average Humidity 84    
Maximum Humidity 100    
Minimum Humidity 68    
Precipitation  
Precipitation 0.00 in 0.12 in 1.47 in (1972)
Month to date precipitation 1.03 2.30  
Year to date precipitation 13.33 17.98  
Snow  
Snow 0.00 in 0.00 in - ()
Month to date snowfall 0.0 0.0  
Since 1 July snowfall 46.9 24.8  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.06 in    
Wind  
Wind Speed 7 mph (SW)    
Max Wind Speed 12 mph    
Max Gust Speed -    
Visibility 5 miles    
Events Fog , Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

Search for Another Location

Airport or City:

Trip Planner

Search our weather history database for the weather conditions in past years. The results will help you decide how hot, cold, wet, or windy it might be!

Date:

Astronomy

May. 20, 2013 Rise Set
Actual Time 5:30 AM EDT 8:07 PM EDT
Civil Twilight 4:58 AM EDT 8:39 PM EDT
Nautical Twilight 4:19 AM EDT 9:19 PM EDT
Astronomical Twilight 3:34 AM EDT 10:04 PM EDT
Moon 3:10 PM EDT (5/20) 2:25 AM EDT (5/20)
Length of Visible Light 15h 40m
Length of Day
14h 37m
Waxing Gibbous, 75% of the Moon is Illuminated
May 20
Waxing Gibbous
May 25
Full
May 31
Last Quarter
Jun 8
New
Jun 16
First Quarter

Hourly Weather History & Observations

Time (EDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:03 AM 57.2 °F 57.2 °F 100% 30.18 in 3.0 mi South 4.6 mph - 0.01 in Rain Light Rain
12:56 AM 57.9 °F 55.9 °F 93% 30.14 in 2.5 mi South 6.9 mph - 0.02 in   Overcast
1:14 AM 57.2 °F 55.4 °F 94% 30.13 in 1.2 mi South 9.2 mph - N/A   Overcast
1:56 AM 57.9 °F 57.0 °F 97% 30.12 in 0.8 mi SW 8.1 mph - N/A   Mist
2:12 AM 59.0 °F 57.2 °F 94% 30.11 in 2.0 mi SW 9.2 mph - N/A   Overcast
2:30 AM 59.0 °F 57.2 °F 94% 30.11 in 1.2 mi SW 8.1 mph - N/A   Overcast
2:44 AM 59.0 °F 57.2 °F 94% 30.10 in 0.8 mi SW 8.1 mph - N/A   Mist
2:56 AM 57.9 °F 57.0 °F 97% 30.10 in 0.8 mi SW 8.1 mph - N/A   Mist
3:56 AM 57.9 °F 57.9 °F 100% 30.10 in 0.5 mi Calm Calm - N/A Fog Fog
4:56 AM 57.9 °F 57.9 °F 100% 30.09 in 0.8 mi Calm Calm - N/A   Mist
6:56 AM 59.0 °F 57.9 °F 96% 30.08 in 0.1 mi Calm Calm - N/A Fog Fog
7:04 AM 59.0 °F 57.2 °F 94% 30.08 in 0.1 mi South 3.5 mph - N/A Fog Fog
7:40 AM 60.8 °F 59.0 °F 94% 30.09 in 0.1 mi SSW 3.5 mph - N/A Fog Fog
7:56 AM 60.1 °F 59.0 °F 96% 30.09 in 0.1 mi SW 3.5 mph - N/A Fog Fog
8:56 AM 62.1 °F 60.1 °F 93% 30.10 in 1.5 mi WSW 6.9 mph - N/A   Overcast
9:56 AM 63.0 °F 61.0 °F 93% 30.09 in 1.5 mi West 8.1 mph - N/A   Overcast
10:34 AM 64.4 °F 62.6 °F 94% 30.10 in 2.0 mi WSW 5.8 mph - N/A   Overcast
10:56 AM 66.9 °F 63.0 °F 87% 30.09 in 3.0 mi SW 8.1 mph - N/A   Overcast
11:56 AM 70.0 °F 63.0 °F 78% 30.06 in 6.0 mi SSW 6.9 mph - N/A   Haze
12:20 PM 73.4 °F 62.6 °F 69% 30.04 in 8.0 mi Variable 6.9 mph - N/A   Mostly Cloudy
12:49 PM 71.6 °F 62.6 °F 73% 30.03 in 10.0 mi WSW 8.1 mph - N/A   Overcast
12:56 PM 72.0 °F 63.0 °F 73% 30.03 in 10.0 mi SW 9.2 mph - N/A   Overcast
1:56 PM 73.9 °F 63.0 °F 68% 30.01 in 10.0 mi SW 11.5 mph - N/A   Mostly Cloudy
2:56 PM 73.9 °F 63.0 °F 68% 30.01 in 10.0 mi SW 11.5 mph - N/A   Mostly Cloudy
3:56 PM 73.0 °F 63.0 °F 71% 30.01 in 10.0 mi SW 11.5 mph - N/A   Mostly Cloudy
4:56 PM 72.0 °F 63.0 °F 73% 29.98 in 10.0 mi SSW 9.2 mph - N/A   Mostly Cloudy
5:56 PM 69.1 °F 63.0 °F 81% 29.98 in 10.0 mi SW 8.1 mph - N/A   Mostly Cloudy
6:46 PM 66.2 °F 62.6 °F 88% 29.99 in 9.0 mi SW 10.4 mph - N/A   Mostly Cloudy
6:56 PM 68.0 °F 62.1 °F 81% 29.99 in 9.0 mi SSW 6.9 mph - N/A   Mostly Cloudy
7:56 PM 64.9 °F 62.1 °F 90% 29.99 in 6.0 mi SW 8.1 mph - N/A   Mostly Cloudy
8:01 PM 64.4 °F 62.6 °F 94% 29.98 in 6.0 mi SSW 8.1 mph - N/A   Mostly Cloudy
8:56 PM 64.0 °F 61.0 °F 90% 29.99 in 7.0 mi WSW 6.9 mph - N/A   Mostly Cloudy
9:56 PM 63.0 °F 61.0 °F 93% 30.00 in 7.0 mi SW 3.5 mph - N/A   Scattered Clouds
10:56 PM 62.1 °F 60.1 °F 93% 29.99 in 6.0 mi WSW 3.5 mph - N/A   Scattered Clouds
11:56 PM 63.0 °F 60.1 °F 90% 29.97 in 7.0 mi SW 5.8 mph - N/A   Scattered Clouds