Hauppauge Weather Forecast 15 Days, Weather in Hauppauge Today

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5. Weather in Hauppauge for 15 days

Current weather conditions and 15 day weather forecast for Hauppauge, New York, USA including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain risk, wind speed, cloud, pressure, and UV index.

Current weather conditions at Hauppauge

21 December 2025 Sunday 4.4 ° C / 39.9°F Partly cloudy

Feels Like : -0.1 ° C / 31.9°F Humidity : % 65 Pressure : 1018 mb Wind Speed : 23 kmph / 14.3 miles from SSW Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 75

15 day weather forecast for Hauppauge, NY, USA

Weather Forecast for next 15 Days for Hauppauge including weather warnings, temperature, rain, wind speed, cloud, snow, wind speed and wind direction, pressure and UV index.
Here is weather for the next 15 days in Hauppauge, New York state, US. To see the daily forecast, scroll to the table below.

Date	Weather forecast	Low temperature	High temperature	Avg. temperature	Humidity	Chance of rain	UV Index	Sun Position	Moon Position
20 December 2025 Saturday	Sunny	-0.5 ° C (31.1°F)	4.8 ° C (40.6°F)	0.9 ° C (33.7°F)	% 69	0%	0.3	Sunrise:07:14 AM Sunset: 04:28 PM	Moonrise:08:04 AM Moonset: 04:44 PM Moon Phase ( New Moon )
21 December 2025 Sunday	Sunny	-1.7 ° C (29°F)	8.1 ° C (46.6°F)	2.8 ° C (37°F)	% 72	0%	0.3	Sunrise:07:14 AM Sunset: 04:28 PM	Moonrise:08:49 AM Moonset: 05:46 PM Moon Phase ( Waxing Crescent )
22 December 2025 Monday	Sunny	-3.9 ° C (25°F)	2.6 ° C (36.7°F)	-0.9 ° C (30.4°F)	% 72	0%	0.3	Sunrise:07:15 AM Sunset: 04:29 PM	Moonrise:09:26 AM Moonset: 06:52 PM Moon Phase ( Waxing Crescent )
23 December 2025 Tuesday	Patchy rain nearby	0 ° C (32°F)	3.6 ° C (38.5°F)	1.8 ° C (35.3°F)	% 86	80%	0	Sunrise:07:15 AM Sunset: 04:30 PM	Moonrise:09:56 AM Moonset: 07:59 PM Moon Phase ( Waxing Crescent )
24 December 2025 Wednesday	Patchy rain nearby	0.1 ° C (32.3°F)	2.9 ° C (37.2°F)	2 ° C (35.6°F)	% 80	87%	0.2	Sunrise:07:15 AM Sunset: 04:30 PM	Moonrise:10:22 AM Moonset: 09:06 PM Moon Phase ( Waxing Crescent )
25 December 2025 Thursday	Patchy rain nearby	2.1 ° C (35.7°F)	5.6 ° C (42.1°F)	3.3 ° C (37.9°F)	% 84	88%	0	Sunrise:07:16 AM Sunset: 04:31 PM	Moonrise:10:45 AM Moonset: 10:12 PM Moon Phase ( Waxing Crescent )
26 December 2025 Friday	Patchy rain nearby	4.9 ° C (40.8°F)	9.1 ° C (48.3°F)	6.8 ° C (44.2°F)	% 89	88%	2	Sunrise:07:16 AM Sunset: 04:31 PM	Moonrise:11:08 AM Moonset: 11:21 PM Moon Phase ( Waxing Crescent )
27 December 2025 Saturday	Sunny	-3.5 ° C (25.7°F)	-0.8 ° C (30.5°F)	-1.3 ° C (29.6°F)	% 47	0%	2	Sunrise:07:16 AM Sunset: 04:32 PM	Moonrise:11:30 AM Moonset: No moonset Moon Phase ( First Quarter )
28 December 2025 Sunday	Sunny	-4.7 ° C (23.5°F)	-1.2 ° C (29.8°F)	-2.7 ° C (27.2°F)	% 37	0%	2	Sunrise:07:17 AM Sunset: 04:33 PM	Moonrise:11:53 AM Moonset: 12:30 AM Moon Phase ( Waxing Gibbous )
29 December 2025 Monday	Partly Cloudy	-0.3 ° C (31.5°F)	3 ° C (37.4°F)	1.7 ° C (35°F)	% 51	0%	2	Sunrise:07:17 AM Sunset: 04:34 PM	Moonrise:12:20 PM Moonset: 01:44 AM Moon Phase ( Waxing Gibbous )
30 December 2025 Tuesday	Moderate rain	3.5 ° C (38.2°F)	6.5 ° C (43.6°F)	5.6 ° C (42°F)	% 87	88%	2	Sunrise:07:17 AM Sunset: 04:34 PM	Moonrise:12:53 PM Moonset: 03:01 AM Moon Phase ( Waxing Gibbous )
31 December 2025 Wednesday	Partly Cloudy	0.6 ° C (33.1°F)	5 ° C (41°F)	2.9 ° C (37.2°F)	% 72	0%	2	Sunrise:07:17 AM Sunset: 04:35 PM	Moonrise:01:35 PM Moonset: 04:20 AM Moon Phase ( Waxing Gibbous )
01 January 2026 Thursday	Cloudy	3.4 ° C (38.1°F)	6.1 ° C (43°F)	4.9 ° C (40.8°F)	% 90	0%	1	Sunrise:07:17 AM Sunset: 04:36 PM	Moonrise:02:29 PM Moonset: 05:39 AM Moon Phase ( Waxing Gibbous )
02 January 2026 Friday	Patchy rain nearby	4.6 ° C (40.2°F)	5.7 ° C (42.2°F)	5.1 ° C (41.1°F)	% 85	0%	2	Sunrise:07:18 AM Sunset: 04:37 PM	Moonrise:03:36 PM Moonset: 06:50 AM Moon Phase ( Waxing Gibbous )

Hauppauge Weather forecasts are usually fully updated every 4 hours.

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