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Setauket NY Weather - Clear - 63°F
Clear
63°F
Updated 5:51 am
Feels Like 68°F
Humidity 96%
Wind N 0 mph
Barometer  30.23 in
Dew Point 62°F
Setauket NY Weather - Clear - 17°C
Clear
17°C
Updated 5:51 am
Feels Like 20°C
Humidity 96%
Wind N 0 km/h
Barometer  102.3 kPa
Dew Point 17°C
Setauket, NY Weather and Current Conditionssetauket ny weather forecast

Setauket, NY Weather Forecast

Setauket New York WeatherSetauket, New York Weather Weather Forecast
14 day API weather forecast for Setauket, New York. Note: The 7-day weather forecast for Setauket, NY is the most reliable and accurate weather forecast. This model should only be used as a likely scenario. It is difficult to predict weather more than 7 days ahead.
Setauket, NY Weather Forecast Dated: 551 AM Wed Sep 09 2026
Expect a mild stretch with more clouds than sun and occasional showers over the coming period. moderate humidity and no major pressure swings will dominate.

Wednesday, September 9, 2026

Mid-Morning
Setauket Weather - 2026-09-09 - Morning - Overcast
72°F 22°C
Overcast
Mid-Afternoon
Setauket Weather - 2026-09-09 - Afternoon - Cloudy
80°F 26°C
Cloudy
Early-Evening
Setauket Weather - 2026-09-09 - Evening - Overcast
76°F 24°C
Overcast
Warm and summery near 80°F 26°C, overcast throughout the day, with steady humidity and barometric pressure falling. Winds picking up from WSW at 2 mph 4 km/h to SSW at 20 mph 31 km/h. Gusts up to 32 mph 51 km/h.

Thursday, September 10, 2026

Mid-Morning
Setauket Weather - 2026-09-10 - Morning - Scattered Showers
76°F 25°C
Scattered Showers
Mid-Afternoon
Setauket Weather - 2026-09-10 - Afternoon - Overcast
81°F 27°C
Overcast
Early-Evening
Setauket Weather - 2026-09-10 - Evening - Sunny
79°F 26°C
Sunny
Quite warm reaching 81°F 27°C, feeling like 84°F 29°C during peak afternoon, scattered downpours possible, with steady humidity and steady pressure. Winds tapering down from WSW 16 mph 26 km/h to WSW 8 mph 13 km/h.

Friday, September 11, 2026

Mid-Morning
Setauket Weather - 2026-09-11 - Morning - Overcast
67°F 20°C
Overcast
Mid-Afternoon
Setauket Weather - 2026-09-11 - Afternoon - Partly Cloudy
73°F 23°C
Partly Cloudy
Early-Evening
Setauket Weather - 2026-09-11 - Evening - Sunny
72°F 22°C
Sunny
Enjoyable around 73°F 23°C, overcast in the morning, partly cloudy in the afternoon, and sunny this evening, with steady humidity and steady pressure. Winds moving from the N to the NNE at 7 mph 11 km/h.

Saturday, September 12, 2026

Mid-Morning
Setauket Weather - 2026-09-12 - Morning - Sunny
65°F 18°C
Sunny
Mid-Afternoon
Setauket Weather - 2026-09-12 - Afternoon - Sunny
73°F 23°C
Sunny
Early-Evening
Setauket Weather - 2026-09-12 - Evening - Sunny
71°F 22°C
Sunny
Mild temperatures up to 73°F 23°C, sunny through the afternoon, turning cloudy this evening, with steady humidity and steady pressure. Winds swinging from the NE to the SSE at 9 mph 14 km/h.

Sunday, September 13, 2026

Mid-Morning
Setauket Weather - 2026-09-13 - Morning - Scattered Showers
66°F 19°C
Scattered Showers
Mid-Afternoon
Setauket Weather - 2026-09-13 - Afternoon - Scattered Showers
69°F 20°C
Scattered Showers
Early-Evening
Setauket Weather - 2026-09-13 - Evening - Light Showers
70°F 21°C
Light Showers
Mild with a high of 69°F 20°C, scattered downpours possible, with increasing humidity and steady pressure. Winds shifting from the NE to the ESE at 9 mph 14 km/h.

Monday, September 14, 2026

Mid-Morning
Setauket Weather - 2026-09-14 - Morning - Light Showers
71°F 22°C
Light Showers
Mid-Afternoon
Setauket Weather - 2026-09-14 - Afternoon - Scattered Showers
73°F 23°C
Scattered Showers
Early-Evening
Setauket Weather - 2026-09-14 - Evening - Sunny
74°F 23°C
Sunny
Pleasant near 73°F 23°C, locally heavy downpours at times, with steady humidity and steady pressure.

Tuesday, September 15, 2026

Mid-Morning
Setauket Weather - 2026-09-15 - Morning - Overcast
69°F 21°C
Overcast
Mid-Afternoon
Setauket Weather - 2026-09-15 - Afternoon - Scattered Showers
70°F 21°C
Scattered Showers
Early-Evening
Setauket Weather - 2026-09-15 - Evening - Light Showers
68°F 20°C
Light Showers
Comfortable with temperatures reaching 70°F 21°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds turning from the E to the ESE at 14 mph 23 km/h.

Wednesday, September 16, 2026

Mid-Morning
Setauket Weather - 2026-09-16 - Morning - Scattered Showers
73°F 23°C
Scattered Showers
Mid-Afternoon
Setauket Weather - 2026-09-16 - Afternoon - Sunny
75°F 24°C
Sunny
Early-Evening
Setauket Weather - 2026-09-16 - Evening - Sunny
69°F 21°C
Sunny
Enjoyable around 75°F 24°C, scattered downpours possible, with lower humidity and steady pressure. Winds picking up from SW at 14 mph 22 km/h to NW at 22 mph 36 km/h. Gusts up to 30 mph 48 km/h.

Thursday, September 17, 2026

Mid-Morning
Setauket Weather - 2026-09-17 - Morning - Sunny
60°F 16°C
Sunny
Mid-Afternoon
Setauket Weather - 2026-09-17 - Afternoon - Overcast
71°F 22°C
Overcast
Early-Evening
Setauket Weather - 2026-09-17 - Evening - Cloudy
70°F 21°C
Cloudy
Mild temperatures up to 71°F 22°C, sunny in the morning, partly cloudy in the afternoon, and overcast this evening, with lower humidity and steady pressure. Winds moving from the NNW to the WSW at 13 mph 20 km/h.

Friday, September 18, 2026

Mid-Morning
Setauket Weather - 2026-09-18 - Morning - Partly Cloudy
67°F 19°C
Partly Cloudy
Mid-Afternoon
Setauket Weather - 2026-09-18 - Afternoon - Overcast
76°F 25°C
Overcast
Early-Evening
Setauket Weather - 2026-09-18 - Evening - Cloudy
77°F 25°C
Cloudy
Mild with a high of 76°F 25°C, overcast throughout the day, with steady humidity and barometric pressure falling. Winds swinging from the SW to the W at 11 mph 17 km/h.

Saturday, September 19, 2026

Mid-Morning
Setauket Weather - 2026-09-19 - Morning - Overcast
62°F 17°C
Overcast
Mid-Afternoon
Setauket Weather - 2026-09-19 - Afternoon - Sunny
58°F 14°C
Sunny
Early-Evening
Setauket Weather - 2026-09-19 - Evening - Overcast
60°F 15°C
Overcast
Comfortable at 58°F 14°C, overcast in the morning, becoming cloudy through the afternoon and evening, with lower humidity and steady pressure. Winds easing from NNE 20 mph 33 km/h to ESE 4 mph 7 km/h.

Sunday, September 20, 2026

Mid-Morning
Setauket Weather - 2026-09-20 - Morning - Sunny
54°F 12°C
Sunny
Mid-Afternoon
Setauket Weather - 2026-09-20 - Afternoon - Partly Cloudy
60°F 15°C
Partly Cloudy
Early-Evening
Setauket Weather - 2026-09-20 - Evening - Overcast
60°F 16°C
Overcast
Cool with a high near 60°F 15°C, cloudy in the morning, partly cloudy in the afternoon, and overcast this evening, with steady humidity and steady pressure. Winds turning from the NE to the S at 9 mph 14 km/h.

Monday, September 21, 2026

Mid-Morning
Setauket Weather - 2026-09-21 - Morning - Scattered Showers
65°F 18°C
Scattered Showers
Mid-Afternoon
Setauket Weather - 2026-09-21 - Afternoon - Cloudy
69°F 21°C
Cloudy
Early-Evening
Setauket Weather - 2026-09-21 - Evening - Overcast
71°F 22°C
Overcast
Enjoyable around 69°F 21°C, periods of heavy rain and gusty conditions, with increasing humidity and barometric pressure falling. Winds switching from the S to the SSW at 17 mph 28 km/h. Gusts up to 30 mph 47 km/h.

Tuesday, September 22, 2026

Mid-Morning
Setauket Weather - 2026-09-22 - Morning - Sunny
73°F 23°C
Sunny
Mid-Afternoon
Setauket Weather - 2026-09-22 - Afternoon - Overcast
74°F 23°C
Overcast
Early-Evening
Setauket Weather - 2026-09-22 - Evening - Partly Cloudy
69°F 21°C
Partly Cloudy
Mild temperatures up to 74°F 23°C, cloudy throughout the day, with lower humidity and steady pressure. Winds moving from the W to the NNW at 18 mph 30 km/h. Gusts up to 24 mph 38 km/h.

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Weather by the Numbers

Wed, 9th
Setauket NY Weather - Wednesday, Sep 9, 2026 - Overcast
Hi: 80°F 26°C
Lo: 65°F 18°C
Sunrise 06:27 AM
Sunset 07:12 PM
Wind SW 1 mph2 km/h
Dew Point 63°F17°C
uv Index 6
Barometric Pressure 30.18 in1022 mb
POP 15% *
Humidity 63%
Thu, 10th
Setauket NY Weather - Thursday, Sep 10, 2026 - Partly Cloudy
Hi: 81°F 27°C
Lo: 74°F 23°C
Sunrise 06:28 AM
Sunset 07:10 PM
Wind WSW 12 mph20 km/h
Dew Point 66°F19°C
uv Index 5
Barometric Pressure 29.85 in1011 mb
POP 9% *
Humidity 67%
Fri, 11th
Setauket NY Weather - Friday, Sep 11, 2026 - Overcast
Hi: 74°F 23°C
Lo: 67°F 19°C
Sunrise 06:29 AM
Sunset 07:08 PM
Wind N 11 mph18 km/h
Dew Point 48°F9°C
uv Index 6
Barometric Pressure 30 in1016 mb
POP 11% *
Humidity 45%
Sat, 12th
Setauket NY Weather - Saturday, Sep 12, 2026 - Sunny
Hi: 73°F 23°C
Lo: 64°F 18°C
Sunrise 06:30 AM
Sunset 07:06 PM
Wind ENE 8 mph13 km/h
Dew Point 48°F9°C
uv Index 6
Barometric Pressure 30.21 in1023 mb
POP 2% *
Humidity 48%
Sun, 13th
Setauket NY Weather - Sunday, Sep 13, 2026 - Light Rain
Hi: 71°F 21°C
Lo: 64°F 18°C
Sunrise 06:31 AM
Sunset 07:05 PM
Wind S 9 mph14 km/h
Dew Point 60°F15°C
uv Index 4
Barometric Pressure 30.21 in1023 mb
POP 72% *
Humidity 84%
Mon, 14th
Setauket NY Weather - Monday, Sep 14, 2026 - Patchy Rain Nearby
Hi: 74°F 24°C
Lo: 71°F 21°C
Sunrise 06:32 AM
Sunset 07:03 PM
Wind ESE 3 mph5 km/h
Dew Point 70°F21°C
uv Index 5
Barometric Pressure 30.06 in1018 mb
POP 42% *
Humidity 92%
Tue, 15th
Setauket NY Weather - Tuesday, Sep 15, 2026 - Patchy Rain Nearby
Hi: 73°F 23°C
Lo: 68°F 20°C
Sunrise 06:33 AM
Sunset 07:01 PM
Wind E 17 mph27 km/h
Dew Point 63°F17°C
uv Index 5
Barometric Pressure 30.12 in1020 mb
POP 23% *
Humidity 79%
Wed, 16th
Setauket NY Weather - Wednesday, Sep 16, 2026 - Sunny
Hi: 77°F 25°C
Lo: 63°F 17°C
Sunrise 06:34 AM
Sunset 07:00 PM
Wind WSW 15 mph23 km/h
Dew Point 69°F20°C
uv Index 6
Barometric Pressure 29.91 in1013 mb
POP 14% *
Humidity 81%
Thu, 17th
Setauket NY Weather - Thursday, Sep 17, 2026 - Sunny
Hi: 71°F 22°C
Lo: 58°F 15°C
Sunrise 06:35 AM
Sunset 06:58 PM
Wind NNW 16 mph26 km/h
Dew Point 46°F8°C
uv Index 5
Barometric Pressure 30.21 in1023 mb
POP 2% *
Humidity 49%
Fri, 18th
Setauket NY Weather - Friday, Sep 18, 2026 - Overcast
Hi: 77°F 25°C
Lo: 63°F 17°C
Sunrise 06:36 AM
Sunset 06:56 PM
Wind WSW 12 mph19 km/h
Dew Point 53°F11°C
uv Index 5
Barometric Pressure 30.09 in1019 mb
POP 7% *
Humidity 50%
Sat, 19th
Setauket NY Weather - Saturday, Sep 19, 2026 - Cloudy
Hi: 74°F 23°C
Lo: 57°F 14°C
Sunrise 06:37 AM
Sunset 06:54 PM
Wind NNE 18 mph29 km/h
Dew Point 44°F7°C
uv Index 3
Barometric Pressure 30.18 in1022 mb
POP 14% *
Humidity 60%
Sun, 20th
Setauket NY Weather - Sunday, Sep 20, 2026 - Sunny
Hi: 61°F 16°C
Lo: 54°F 12°C
Sunrise 06:38 AM
Sunset 06:53 PM
Wind NE 8 mph13 km/h
Dew Point 38°F3°C
uv Index 4
Barometric Pressure 30.33 in1027 mb
POP 2% *
Humidity 49%
Mon, 21st
Setauket NY Weather - Monday, Sep 21, 2026 - Overcast
Hi: 71°F 22°C
Lo: 59°F 15°C
Sunrise 06:39 AM
Sunset 06:51 PM
Wind S 14 mph23 km/h
Dew Point 58°F15°C
uv Index 4
Barometric Pressure 30.24 in1024 mb
POP 20% *
Humidity 73%
Tue, 22nd
Setauket NY Weather - Tuesday, Sep 22, 2026 - Partly Cloudy
Hi: 75°F 24°C
Lo: 64°F 18°C
Sunrise 06:40 AM
Sunset 06:49 PM
Wind WNW 17 mph28 km/h
Dew Point 57°F14°C
uv Index 6
Barometric Pressure 30.03 in1017 mb
POP 4% *
Humidity 56%
* POP = Probability of Precipitation. Data for 12:00 PM.