ISLIP, NEW YORK

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Elevation: 25 meters Latitude: 40 48N Longitude: 073 06W

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Number of Records: 175,416; Date Range: 9/29/99 - 3/22/16

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WEATHER ALMANAC - 17 SEPTEMBER, 2014

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[ °F ] °C

Weather Element	Average	High	Low
Temperature	14.5 ^°C	21.7 ^°C (1:56 am)	10 ^°C (11:56 pm)
Dewpoint	8.9 ^°C	11.7 ^°C (1:56 am)	4.4 ^°C (2:56 pm)
Humidity	73.6 ^%	97 ^% (5:34 am)	33 ^% (2:56 pm)
Barometer	1016.6 ^hPa	1017.9 hPa (8:56 pm)	1014.9 hPa (8:56 pm)
Wind Speed	4.5 ^km/h	14.8 ^km/h (7:56 am)

Weather Element	Average
Visibility	13.8 ^km
Wind Direction	ESE (95.8 °)

Weather Element	Total
Precipitation	---
Heating Degree Days	2.5 (Base 18.3)
Growing Degree Days	5.9 (Base 10)

Averaged from 24 records on 17 September, 2014

WEATHER CONDITIONS BREAKOUT

WIND DIRECTION BREAKOUT

WEATHER BY HOUR - 17 SEPTEMBER, 2014

[ °F ] °C

Local Time	Temperature	Dewpoint	Humidity	Barometer	Visibility	Wind Direction	Wind Speed	Conditions
12:04 AM	12.2 ^°C	11.7 ^°C	97 ^%	1016.6 hPa	4 ^km	Calm		Clear
12:24 AM	12.8 ^°C	11.7 ^°C	93 ^%	1016.6 hPa	1.6 ^km	Calm		Clear
12:34 AM	12.2 ^°C	11.7 ^°C	97 ^%	1016.6 hPa	4.8 ^km	Calm		Partly Cloudy
12:56 AM	11.7 ^°C	11.1 ^°C	96 ^%	1016.6 hPa	4.8 ^km	Calm		Scattered Clouds
1:56 AM	11.1 ^°C	10.6 ^°C	97 ^%	1016.9 hPa	11.3 ^km	Calm		Partly Cloudy
2:56 AM	11.1 ^°C	10 ^°C	93 ^%	1016.9 hPa	16.1 ^km	Calm		Clear
3:56 AM	11.1 ^°C	10 ^°C	93 ^%	1016.6 hPa	16.1 ^km	North (10°)	5.6 ^km/h	Partly Cloudy
4:56 AM	11.7 ^°C	9.4 ^°C	86 ^%	1016.9 hPa	16.1 ^km	North (350°)	5.6 ^km/h	Scattered Clouds
5:56 AM	10.6 ^°C	9.4 ^°C	92 ^%	1016.9 hPa	16.1 ^km	Calm		Clear
6:56 AM	11.7 ^°C	9.4 ^°C	86 ^%	1017.3 hPa	16.1 ^km	North (360°)	9.3 ^km/h	Clear
7:56 AM	14.4 ^°C	10.6 ^°C	78 ^%	1017.9 hPa	16.1 ^km	North (360°)	9.3 ^km/h	Clear
8:56 AM	17.2 ^°C	10.6 ^°C	65 ^%	1017.6 hPa	16.1 ^km	North (350°)	14.8 ^km/h	Clear
9:56 AM	18.9 ^°C	9.4 ^°C	54 ^%	1017.9 hPa	16.1 ^km	North (360°)	13 ^km/h	Clear
10:56 AM	20 ^°C	7.2 ^°C	43 ^%	1017.6 hPa	16.1 ^km	Variable	7.4 ^km/h	Clear
11:56 AM	20 ^°C	6.1 ^°C	40 ^%	1017.3 hPa	16.1 ^km	Variable	11.1 ^km/h	Clear
2:56 PM	21.1 ^°C	4.4 ^°C	33 ^%	1015.6 hPa	16.1 ^km	Variable	9.3 ^km/h	Clear
3:56 PM	21.1 ^°C	5 ^°C	35 ^%	1014.9 hPa	16.1 ^km	WNW (290°)	5.6 ^km/h	Clear
4:56 PM	21.7 ^°C	5.6 ^°C	35 ^%	1015.2 hPa	16.1 ^km	North		Clear
5:56 PM	20 ^°C	8.3 ^°C	47 ^%	1015.6 hPa	16.1 ^km	SW (220°)	11.1 ^km/h	Clear
7:56 PM	13.9 ^°C	8.3 ^°C	69 ^%	1015.6 hPa	16.1 ^km	Calm		Clear
8:56 PM	12.2 ^°C	8.3 ^°C	77 ^%	1016.3 hPa	16.1 ^km	Calm		Clear
9:56 PM	11.1 ^°C	8.3 ^°C	83 ^%	1016.3 hPa	16.1 ^km	Calm		Clear
10:56 PM	10.6 ^°C	8.9 ^°C	89 ^%	1015.6 hPa	16.1 ^km	Calm		Clear
11:56 PM	10 ^°C	8.3 ^°C	89 ^%	1015.6 hPa	16.1 ^km	Calm		Clear

Hourly data recorded from KHWV, located 0 kilometers away from Islip, New York