Islip, NY

11:18 PM EST on January 19, 2018 (GMT -0500)
Long Island Mac Arthur

Weather History for KISP - September, 2013

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Sunday, September 29, 2013

  Actual Average Record
Temperature  
Mean Temperature 60 °F 60 °F  
Max Temperature 71 °F 69 °F 81 °F (2015)
Min Temperature 49 °F 52 °F 39 °F (1976)
Degree Days  
Heating Degree Days 5 6  
Month to date heating degree days 79 66  
Since 1 July heating degree days 79 71  
Cooling Degree Days 0 1  
Month to date cooling degree days 84 90  
Year to date cooling degree days 931 776  
Growing Degree Days 10 (Base 50)    
Moisture  
Dew Point 49 °F    
Average Humidity 63    
Maximum Humidity 96    
Minimum Humidity 29    
Precipitation  
Precipitation 0.00 in 0.13 in 1.44 in (1964)
Month to date precipitation 1.83 3.45  
Year to date precipitation 30.39 34.59  
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 30.15 in    
Wind  
Wind Speed 5 mph (ENE)    
Max Wind Speed 14 mph    
Max Gust Speed 20 mph    
Visibility 9 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

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Date:

Astronomy

Sep. 29, 2013 Rise Set
Actual Time 6:47 AM EDT 6:37 PM EDT
Civil Twilight 6:19 AM EDT 7:04 PM EDT
Nautical Twilight 5:47 AM EDT 7:36 PM EDT
Astronomical Twilight 5:15 AM EDT 8:08 PM EDT
Moon 1:24 AM EDT (9/29) 3:33 PM EDT (9/29)
Length of Visible Light 12h 44m
Length of Day
11h 50m
Waning Crescent, 27% of the Moon is Illuminated
Sep 29
Waning Crescent
Oct 4
New
Oct 11
First Quarter
Oct 18
Full
Oct 26
Last Quarter

Hourly Weather History & Observations

Time (EDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:56 AM 55.0 °F 52.0 °F 89% 30.23 in 9.0 mi Calm Calm - N/A   Clear
1:54 AM 53.6 °F 51.8 °F 94% 30.21 in 1.5 mi Calm Calm - N/A   Clear
1:56 AM 54.0 °F 51.1 °F 90% 30.22 in 1.2 mi Calm Calm - N/A   Clear
2:15 AM 53.6 °F 51.8 °F 94% 30.21 in 10.0 mi NNW 3.5 mph - N/A   Clear
2:56 AM 52.0 °F 50.0 °F 93% 30.19 in 10.0 mi Calm Calm - N/A   Clear
3:56 AM 51.1 °F 50.0 °F 96% 30.19 in 10.0 mi NNE 3.5 mph - N/A   Clear
4:56 AM 52.0 °F 48.9 °F 89% 30.18 in 10.0 mi NNE 5.8 mph - N/A   Clear
5:56 AM 52.0 °F 50.0 °F 93% 30.18 in 10.0 mi Calm Calm - N/A   Scattered Clouds
6:56 AM 50.0 °F 48.0 °F 93% 30.19 in 10.0 mi ENE 3.5 mph - N/A   Scattered Clouds
7:56 AM 55.9 °F 52.0 °F 87% 30.19 in 10.0 mi ENE 4.6 mph - N/A   Scattered Clouds
8:56 AM 61.0 °F 54.0 °F 78% 30.20 in 10.0 mi East 6.9 mph - N/A   Scattered Clouds
9:56 AM 64.9 °F 53.1 °F 65% 30.21 in 10.0 mi East 6.9 mph - N/A   Scattered Clouds
10:56 AM 66.9 °F 50.0 °F 54% 30.18 in 10.0 mi NE 10.4 mph - N/A   Mostly Cloudy
11:56 AM 69.1 °F 46.9 °F 45% 30.17 in 10.0 mi NE 11.5 mph 18.4 mph N/A   Scattered Clouds
12:56 PM 70.0 °F 44.1 °F 39% 30.17 in 10.0 mi NNE 11.5 mph - N/A   Scattered Clouds
1:56 PM 70.0 °F 39.0 °F 32% 30.14 in 10.0 mi NNE 11.5 mph - N/A   Scattered Clouds
2:56 PM 71.1 °F 37.9 °F 30% 30.12 in 10.0 mi NNE 10.4 mph - N/A   Scattered Clouds
3:56 PM 66.9 °F 52.0 °F 59% 30.11 in 10.0 mi SSE 9.2 mph - N/A   Scattered Clouds
4:56 PM 66.9 °F 50.0 °F 54% 30.09 in 10.0 mi East 5.8 mph - N/A   Scattered Clouds
5:56 PM 64.9 °F 48.9 °F 56% 30.09 in 10.0 mi ESE 8.1 mph - N/A   Scattered Clouds
6:56 PM 60.1 °F 51.1 °F 72% 30.09 in 10.0 mi ESE 6.9 mph - N/A   Scattered Clouds
7:56 PM 57.0 °F 51.1 °F 81% 30.09 in 10.0 mi East 3.5 mph - N/A   Scattered Clouds
8:56 PM 55.9 °F 51.1 °F 84% 30.10 in 10.0 mi ENE 3.5 mph - N/A   Partly Cloudy
9:56 PM 54.0 °F 50.0 °F 86% 30.09 in 10.0 mi Calm Calm - N/A   Partly Cloudy
10:56 PM 53.1 °F 48.9 °F 86% 30.09 in 10.0 mi Calm Calm - N/A   Partly Cloudy
11:56 PM 52.0 °F 48.9 °F 89% 30.08 in 10.0 mi Calm Calm - N/A   Partly Cloudy