Weather History for Islip, NY

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Monday, March 25, 2013

  Actual Average Record
Temperature  
Mean Temperature 38 °F 42 °F  
Max Temperature 41 °F 50 °F 66 °F (1987)
Min Temperature 34 °F 34 °F 18 °F (2014)
Degree Days  
Heating Degree Days 27 23  
Month to date heating degree days 697 665  
Since 1 July heating degree days 4310 4560  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 28 °F    
Average Humidity 67    
Maximum Humidity 82    
Minimum Humidity 51    
Precipitation  
Precipitation 0.11 in 0.14 in 0.20 in (2012)
Month to date precipitation 2.51 3.58  
Year to date precipitation 10.64 10.48  
Snow  
Snow T in 0.10 in T in (2013)
Month to date snowfall 7.4 4.0  
Since 1 July snowfall 46.9 23.7  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.55 in    
Wind  
Wind Speed 12 mph (NE)    
Max Wind Speed 33 mph    
Max Gust Speed 43 mph    
Visibility 9 miles    
Events Rain , Snow    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Mar. 25, 2013 Rise Set
Actual Time 6:47 AM EDT 7:10 PM EDT
Civil Twilight 6:19 AM EDT 7:37 PM EDT
Nautical Twilight 5:47 AM EDT 8:09 PM EDT
Astronomical Twilight 5:14 AM EDT 8:42 PM EDT
Moon 5:38 PM EDT (3/25) 5:29 AM EDT (3/25)
Length of Visible Light 13h 17m
Length of Day
12h 22m
Waxing Gibbous, 96% of the Moon is Illuminated
Mar 25
Waxing Gibbous
Mar 27
Full
Apr 3
Last Quarter
Apr 10
New
Apr 18
First Quarter

Hourly Weather History & Observations

Time (EDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:56 AM 36.0 °F - 26.1 °F 67% 29.70 in 10.0 mi Calm Calm - N/A   Clear
1:56 AM 35.1 °F - 26.1 °F 70% 29.70 in 10.0 mi Calm Calm - N/A   Clear
2:56 AM 35.1 °F 31.0 °F 27.0 °F 72% 29.67 in 10.0 mi ENE 4.6 mph - N/A   Clear
3:56 AM 36.0 °F 30.3 °F 28.0 °F 73% 29.64 in 10.0 mi NE 6.9 mph - N/A   Clear
4:56 AM 36.0 °F 29.6 °F 28.0 °F 73% 29.62 in 10.0 mi NE 8.1 mph - N/A   Clear
5:56 AM 36.0 °F 27.5 °F 27.0 °F 70% 29.61 in 10.0 mi NE 12.7 mph - N/A   Mostly Cloudy
6:56 AM 37.0 °F 29.3 °F 27.0 °F 67% 29.62 in 10.0 mi NE 11.5 mph - N/A   Overcast
7:56 AM 37.0 °F 28.5 °F 27.0 °F 67% 29.58 in 10.0 mi ENE 13.8 mph - N/A   Overcast
8:56 AM 37.9 °F 30.9 °F 26.1 °F 62% 29.58 in 10.0 mi ENE 10.4 mph 20.7 mph N/A   Overcast
9:56 AM 39.0 °F 31.0 °F 26.1 °F 60% 29.59 in 10.0 mi ENE 13.8 mph 21.9 mph N/A   Overcast
10:56 AM 41.0 °F 33.9 °F 25.0 °F 53% 29.55 in 10.0 mi ENE 12.7 mph 23.0 mph N/A   Overcast
11:56 AM 41.0 °F 31.6 °F 26.1 °F 55% 29.54 in 10.0 mi East 20.7 mph 28.8 mph N/A   Overcast
12:56 PM 41.0 °F 32.2 °F 25.0 °F 53% 29.52 in 10.0 mi East 18.4 mph 27.6 mph N/A   Overcast
1:11 PM 39.2 °F 29.6 °F 24.8 °F 56% 29.50 in 5.0 mi ENE 19.6 mph 33.4 mph 0.00 in Rain Light Rain
1:56 PM 39.9 °F 29.5 °F 26.1 °F 58% 29.47 in 7.0 mi East 24.2 mph 34.5 mph 0.00 in Rain Light Rain
2:56 PM 37.9 °F 28.9 °F 30.9 °F 76% 29.44 in 6.0 mi ENE 16.1 mph 24.2 mph 0.01 in Rain Light Rain
3:56 PM 37.0 °F 28.9 °F 32.0 °F 82% 29.44 in 5.0 mi ENE 12.7 mph 19.6 mph 0.03 in Rain , Snow Light Rain
4:56 PM 37.9 °F 30.5 °F 32.0 °F 79% 29.43 in 7.0 mi ENE 11.5 mph 17.3 mph 0.01 in Rain Light Rain
5:56 PM 37.9 °F 29.6 °F 30.0 °F 73% 29.43 in 10.0 mi ENE 13.8 mph 26.5 mph 0.00 in Rain Light Rain
6:56 PM 37.0 °F 28.5 °F 28.9 °F 73% 29.47 in 9.0 mi NE 13.8 mph 28.8 mph 0.00 in Rain Light Rain
7:56 PM 37.0 °F 28.1 °F 28.9 °F 73% 29.49 in 10.0 mi NNE 15.0 mph - 0.00 in Rain Light Rain
8:56 PM 35.1 °F 29.3 °F 28.9 °F 78% 29.51 in 4.0 mi NNE 6.9 mph 17.3 mph 0.01 in Rain , Snow Light Snow
9:56 PM 35.1 °F 26.9 °F 30.9 °F 85% 29.53 in 7.0 mi NNE 11.5 mph - 0.04 in Rain Light Rain
10:56 PM 35.1 °F 29.3 °F 30.9 °F 85% 29.53 in 10.0 mi North 6.9 mph - 0.01 in Rain Light Rain
11:56 PM 36.0 °F 32.1 °F 32.0 °F 86% 29.54 in 10.0 mi NNW 4.6 mph - 0.00 in   Overcast