Islip Weather History New York, United States of America

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Past date: Past date must be from 1st Jan, 2009 onwards.

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Daily and hourly data from 1 Jan 2009 onwards.
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Fri 26 Jun, 2026 Weather in Islip

Sunrise: 05:23 AM Sunset: 08:28 PM	Moonrise: 06:18 PM Moonset: 02:33 AM	Max: 27.8 °c	Min: 20.1 °c	Avg: 23.3 °c	Precip: 6.00 mm	Max Wind: 16.9 kph

	Fri 26 0:00 am	Fri 26 3:00 am	Fri 26 6:00 am	Fri 26 9:00 am	Fri 26 12:00 pm	Fri 26 3:00 pm	Fri 26 6:00 pm	Fri 26 9:00 pm
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Temp	20.5°c	20.1°c	20.3°c	22.4°c	25.4°c	27.1°c	26.3°c	23.1°c
Wind	16.9 kmph	16.2 kmph	13.0 kmph	10.8 kmph	11.9 kmph	13.7 kmph	14.1 kmph	11.9 kmph
Precip	0.00 mm	0.00 mm	3.60 mm	0.10 mm	0.00 mm	0.70 mm	0.20 mm	0.00 mm
Cloud	0%	1%	72%	71%	38%	77%	74%	0%
Humidity	81%	84%	83%	78%	64%	60%	69%	85%
Pressure	1018 mb	1018 mb	1018 mb	1018 mb	1017 mb	1016 mb	1015 mb	1016 mb

Islip Annual Weather Averages

Month	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
January	3°C / 38°F	-1°C / 29°F	1°C / 34°F	180 hours	109.21 mm / 4.30 In	7 days	1017 mb / 31 In
February	4°C / 39°F	-1°C / 30°F	2°C / 35°F	154 hours	128.58 mm / 5.06 In	7 days	1017 mb / 31 In
March	8°C / 46°F	2°C / 36°F	5°C / 41°F	170 hours	143.47 mm / 5.65 In	7 days	1017 mb / 31 In
April	12°C / 54°F	7°C / 45°F	10°C / 50°F	167 hours	119.87 mm / 4.72 In	7 days	1016 mb / 30 In
May	18°C / 64°F	12°C / 54°F	15°C / 59°F	197 hours	122.60 mm / 4.83 In	7 days	1016 mb / 30 In
June	23°C / 73°F	18°C / 64°F	20°C / 68°F	217 hours	117.00 mm / 4.61 In	7 days	1014 mb / 30 In
July	27°C / 80°F	22°C / 71°F	24°C / 75°F	243 hours	133.69 mm / 5.26 In	7 days	1014 mb / 30 In
August	26°C / 79°F	22°C / 71°F	24°C / 75°F	241 hours	116.30 mm / 4.58 In	7 days	1015 mb / 30 In
September	23°C / 73°F	18°C / 65°F	21°C / 69°F	212 hours	109.53 mm / 4.31 In	6 days	1018 mb / 31 In
October	18°C / 64°F	13°C / 55°F	15°C / 59°F	187 hours	142.99 mm / 5.63 In	6 days	1017 mb / 31 In
November	12°C / 53°F	7°C / 44°F	9°C / 49°F	203 hours	107.94 mm / 4.25 In	6 days	1019 mb / 31 In
December	7°C / 44°F	2°C / 36°F	5°C / 40°F	167 hours	172.05 mm / 6.77 In	7 days	1018 mb / 31 In

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