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Siasconset MA Weather - Clear - 73°F
Clear
73°F
Updated 3:50 pm
Feels Like 70°F
Humidity 78%
Wind S 14 mph
Barometer  30.19 in
Dew Point 66°F
Siasconset MA Weather - Clear - 23°C
Clear
23°C
Updated 3:50 pm
Feels Like 21°C
Humidity 78%
Wind S 23 km/h
Barometer  102.2 kPa
Dew Point 19°C
Siasconset, MA Weather and Current Conditionssiasconset ma weather forecast

Siasconset, MA Weather Forecast

Siasconset Massachusetts WeatherSiasconset, Massachusetts Weather Weather Forecast
14 day API weather forecast for Siasconset, Massachusetts. Note: The 7-day weather forecast for Siasconset, MA 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.
Siasconset, MA Weather Forecast Dated: 350 PM Wed Sep 09 2026
Expect a mild stretch with a mix of sun and clouds and occasional showers over the coming period. generally humid conditions and no major pressure swings will dominate.

Wednesday, September 9, 2026

Mid-Morning
Siasconset Weather - 2026-09-09 - Morning - Overcast
71°F 22°C
Overcast
Mid-Afternoon
Siasconset Weather - 2026-09-09 - Afternoon - Overcast
74°F 24°C
Overcast
Early-Evening
Siasconset Weather - 2026-09-09 - Evening - Overcast
71°F 22°C
Overcast
Pleasant near 74°F 24°C, overcast throughout the day, with steady humidity and barometric pressure falling. Winds turning from the SSE to the SSW at 19 mph 30 km/h. Gusts up to 28 mph 44 km/h.

Thursday, September 10, 2026

Mid-Morning
Siasconset Weather - 2026-09-10 - Morning - Overcast
73°F 23°C
Overcast
Mid-Afternoon
Siasconset Weather - 2026-09-10 - Afternoon - Partly Cloudy
72°F 22°C
Partly Cloudy
Early-Evening
Siasconset Weather - 2026-09-10 - Evening - Partly Cloudy
72°F 22°C
Partly Cloudy
Comfortable with temperatures reaching 72°F 22°C, overcast in the morning, becoming partly cloudy through the afternoon and evening, with steady humidity and steady pressure. Winds tapering down from SW 31 mph 50 km/h to WSW 21 mph 32 km/h. Gusts up to 29 mph 46 km/h.

Friday, September 11, 2026

Mid-Morning
Siasconset Weather - 2026-09-11 - Morning - Overcast
68°F 20°C
Overcast
Mid-Afternoon
Siasconset Weather - 2026-09-11 - Afternoon - Overcast
66°F 19°C
Overcast
Early-Evening
Siasconset Weather - 2026-09-11 - Evening - Sunny
66°F 19°C
Sunny
Comfortable at 66°F 19°C, overcast through the afternoon, turning sunny this evening, with steady humidity and steady pressure. Winds decreasing from N 18 mph 29 km/h to S 7 mph 11 km/h.

Saturday, September 12, 2026

Mid-Morning
Siasconset Weather - 2026-09-12 - Morning - Sunny
68°F 20°C
Sunny
Mid-Afternoon
Siasconset Weather - 2026-09-12 - Afternoon - Sunny
70°F 21°C
Sunny
Early-Evening
Siasconset Weather - 2026-09-12 - Evening - Overcast
69°F 21°C
Overcast
Mild temperatures up to 70°F 21°C, sunny through the afternoon, turning overcast this evening, with increasing humidity and steady pressure. Winds swinging from the NNE to the SSE at 11 mph 18 km/h.

Sunday, September 13, 2026

Mid-Morning
Siasconset Weather - 2026-09-13 - Morning - Partly Cloudy
70°F 21°C
Partly Cloudy
Mid-Afternoon
Siasconset Weather - 2026-09-13 - Afternoon - Scattered Showers
68°F 20°C
Scattered Showers
Early-Evening
Siasconset Weather - 2026-09-13 - Evening - Light Showers
70°F 21°C
Light Showers
Mild with a high of 68°F 20°C, scattered downpours possible, with increasing humidity and barometric pressure falling. Winds shifting from the S to the SSW at 22 mph 34 km/h. Gusts up to 33 mph 52 km/h.

Monday, September 14, 2026

Mid-Morning
Siasconset Weather - 2026-09-14 - Morning - Partly Cloudy
72°F 22°C
Partly Cloudy
Mid-Afternoon
Siasconset Weather - 2026-09-14 - Afternoon - Sunny
71°F 22°C
Sunny
Early-Evening
Siasconset Weather - 2026-09-14 - Evening - Overcast
70°F 21°C
Overcast
Pleasant near 71°F 22°C, partly cloudy in the morning, becoming cloudy through the afternoon and evening, with steady humidity and steady pressure. Winds turning from the NNW to the E at 9 mph 14 km/h.

Tuesday, September 15, 2026

Mid-Morning
Siasconset Weather - 2026-09-15 - Morning - Overcast
64°F 18°C
Overcast
Mid-Afternoon
Siasconset Weather - 2026-09-15 - Afternoon - Sunny
68°F 20°C
Sunny
Early-Evening
Siasconset Weather - 2026-09-15 - Evening - Sunny
72°F 22°C
Sunny
Comfortable with temperatures reaching 68°F 20°C, overcast in the morning, cloudy in the afternoon, and sunny this evening, with steady humidity and steady pressure. Winds switching from the SE to the SW at 14 mph 23 km/h. Gusts up to 22 mph 36 km/h.

Wednesday, September 16, 2026

Mid-Morning
Siasconset Weather - 2026-09-16 - Morning - Light Showers
71°F 22°C
Light Showers
Mid-Afternoon
Siasconset Weather - 2026-09-16 - Afternoon - Overcast
71°F 22°C
Overcast
Early-Evening
Siasconset Weather - 2026-09-16 - Evening - Sunny
69°F 20°C
Sunny
Enjoyable around 71°F 22°C, scattered morning showers before drying out later, with steady humidity and steady pressure. Winds moving from the WSW to the ENE at 13 mph 20 km/h.

Thursday, September 17, 2026

Mid-Morning
Siasconset Weather - 2026-09-17 - Morning - Overcast
65°F 18°C
Overcast
Mid-Afternoon
Siasconset Weather - 2026-09-17 - Afternoon - Overcast
64°F 18°C
Overcast
Early-Evening
Siasconset Weather - 2026-09-17 - Evening - Overcast
64°F 18°C
Overcast
Refreshing around 64°F 18°C, overcast throughout the day, with steady humidity and steady pressure. Winds swinging from the ENE to the ESE at 11 mph 18 km/h. Gusts up to 22 mph 35 km/h.

Friday, September 18, 2026

Mid-Morning
Siasconset Weather - 2026-09-18 - Morning - Sunny
64°F 18°C
Sunny
Mid-Afternoon
Siasconset Weather - 2026-09-18 - Afternoon - Sunny
65°F 19°C
Sunny
Early-Evening
Siasconset Weather - 2026-09-18 - Evening - Sunny
66°F 19°C
Sunny
Mildly cool near 65°F 19°C, sunny throughout the day, with steady humidity and steady pressure. Winds picking up from ENE at 3 mph 5 km/h to SSW at 13 mph 20 km/h. Gusts up to 21 mph 33 km/h.

Saturday, September 19, 2026

Mid-Morning
Siasconset Weather - 2026-09-19 - Morning - Sunny
67°F 20°C
Sunny
Mid-Afternoon
Siasconset Weather - 2026-09-19 - Afternoon - Overcast
68°F 20°C
Overcast
Early-Evening
Siasconset Weather - 2026-09-19 - Evening - Overcast
69°F 21°C
Overcast
Pleasant near 68°F 20°C, sunny in the morning, becoming overcast through the afternoon and evening, with steady humidity and steady pressure. Winds blowing from the WSW at 14 mph 22 km/h. Gusts up to 21 mph 34 km/h.

Sunday, September 20, 2026

Mid-Morning
Siasconset Weather - 2026-09-20 - Morning - Scattered Showers
69°F 21°C
Scattered Showers
Mid-Afternoon
Siasconset Weather - 2026-09-20 - Afternoon - Sunny
70°F 21°C
Sunny
Early-Evening
Siasconset Weather - 2026-09-20 - Evening - Overcast
70°F 21°C
Overcast
Comfortable with temperatures reaching 70°F 21°C, locally heavy downpours at times, with steady humidity and steady pressure. Winds switching from the SW to the SSW at 10 mph 16 km/h.

Monday, September 21, 2026

Mid-Morning
Siasconset Weather - 2026-09-21 - Morning - Overcast
69°F 21°C
Overcast
Mid-Afternoon
Siasconset Weather - 2026-09-21 - Afternoon - Scattered Showers
69°F 20°C
Scattered Showers
Early-Evening
Siasconset Weather - 2026-09-21 - Evening - Cloudy
68°F 20°C
Cloudy
Enjoyable around 69°F 20°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds moving from the SSE to the SE at 10 mph 16 km/h.

Tuesday, September 22, 2026

Mid-Morning
Siasconset Weather - 2026-09-22 - Morning - Light Showers
66°F 19°C
Light Showers
Mid-Afternoon
Siasconset Weather - 2026-09-22 - Afternoon - Overcast
67°F 19°C
Overcast
Early-Evening
Siasconset Weather - 2026-09-22 - Evening - Scattered Showers
67°F 20°C
Scattered Showers
Mildly cool near 67°F 19°C, scattered downpours possible, with steady humidity and steady pressure. Winds swinging from the ESE to the SE at 16 mph 25 km/h. Gusts up to 24 mph 39 km/h.

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Weather by the Numbers

Wed, 9th
Siasconset MA Weather - Wednesday, Sep 9, 2026 - Partly Cloudy
Hi: 76°F 24°C
Lo: 63°F 17°C
Sunrise 06:15 AM
Sunset 07:00 PM
Wind S 17 mph27 km/h
Dew Point 67°F20°C
uv Index 6
Barometric Pressure 30.24 in1024 mb
POP 12% *
Humidity 78%
Thu, 10th
Siasconset MA Weather - Thursday, Sep 10, 2026 - Partly Cloudy
Hi: 73°F 23°C
Lo: 72°F 22°C
Sunrise 06:16 AM
Sunset 06:58 PM
Wind WSW 28 mph45 km/h
Dew Point 69°F21°C
uv Index 2
Barometric Pressure 29.85 in1011 mb
POP 18% *
Humidity 90%
Fri, 11th
Siasconset MA Weather - Friday, Sep 11, 2026 - Overcast
Hi: 73°F 23°C
Lo: 65°F 18°C
Sunrise 06:17 AM
Sunset 06:56 PM
Wind NNW 19 mph30 km/h
Dew Point 50°F10°C
uv Index 6
Barometric Pressure 29.97 in1015 mb
POP 13% *
Humidity 55%
Sat, 12th
Siasconset MA Weather - Saturday, Sep 12, 2026 - Sunny
Hi: 70°F 21°C
Lo: 67°F 20°C
Sunrise 06:18 AM
Sunset 06:54 PM
Wind E 4 mph6 km/h
Dew Point 54°F12°C
uv Index 6
Barometric Pressure 30.18 in1022 mb
POP 4% *
Humidity 61%
Sun, 13th
Siasconset MA Weather - Sunday, Sep 13, 2026 - Overcast
Hi: 71°F 21°C
Lo: 68°F 20°C
Sunrise 06:19 AM
Sunset 06:53 PM
Wind S 16 mph26 km/h
Dew Point 64°F18°C
uv Index 5
Barometric Pressure 30.15 in1021 mb
POP 24% *
Humidity 81%
Mon, 14th
Siasconset MA Weather - Monday, Sep 14, 2026 - Overcast
Hi: 72°F 22°C
Lo: 69°F 20°C
Sunrise 06:20 AM
Sunset 06:51 PM
Wind WSW 6 mph10 km/h
Dew Point 68°F20°C
uv Index 5
Barometric Pressure 30.09 in1019 mb
POP 21% *
Humidity 89%
Tue, 15th
Siasconset MA Weather - Tuesday, Sep 15, 2026 - Overcast
Hi: 72°F 22°C
Lo: 64°F 18°C
Sunrise 06:21 AM
Sunset 06:49 PM
Wind S 11 mph18 km/h
Dew Point 64°F18°C
uv Index 4
Barometric Pressure 30.18 in1022 mb
POP 33% *
Humidity 97%
Wed, 16th
Siasconset MA Weather - Wednesday, Sep 16, 2026 - Light Rain Shower
Hi: 72°F 22°C
Lo: 67°F 20°C
Sunrise 06:22 AM
Sunset 06:48 PM
Wind W 8 mph13 km/h
Dew Point 70°F21°C
uv Index 5
Barometric Pressure 30.09 in1019 mb
POP 75% *
Humidity 95%
Thu, 17th
Siasconset MA Weather - Thursday, Sep 17, 2026 - Overcast
Hi: 67°F 20°C
Lo: 64°F 18°C
Sunrise 06:23 AM
Sunset 06:46 PM
Wind ENE 10 mph16 km/h
Dew Point 58°F14°C
uv Index 4
Barometric Pressure 30.21 in1023 mb
POP 22% *
Humidity 78%
Fri, 18th
Siasconset MA Weather - Friday, Sep 18, 2026 - Sunny
Hi: 67°F 19°C
Lo: 64°F 18°C
Sunrise 06:24 AM
Sunset 06:44 PM
Wind SSE 3 mph5 km/h
Dew Point 56°F14°C
uv Index 5
Barometric Pressure 30.12 in1020 mb
POP 7% *
Humidity 74%
Sat, 19th
Siasconset MA Weather - Saturday, Sep 19, 2026 - Overcast
Hi: 69°F 21°C
Lo: 67°F 19°C
Sunrise 06:25 AM
Sunset 06:42 PM
Wind WSW 12 mph20 km/h
Dew Point 57°F14°C
uv Index 4
Barometric Pressure 29.94 in1014 mb
POP 8% *
Humidity 69%
Sun, 20th
Siasconset MA Weather - Sunday, Sep 20, 2026 - Cloudy
Hi: 70°F 21°C
Lo: 69°F 21°C
Sunrise 06:26 AM
Sunset 06:41 PM
Wind WSW 10 mph16 km/h
Dew Point 65°F18°C
uv Index 5
Barometric Pressure 29.97 in1015 mb
POP 23% *
Humidity 84%
Mon, 21st
Siasconset MA Weather - Monday, Sep 21, 2026 - Overcast
Hi: 69°F 21°C
Lo: 68°F 20°C
Sunrise 06:27 AM
Sunset 06:39 PM
Wind SSE 11 mph18 km/h
Dew Point 64°F18°C
uv Index 5
Barometric Pressure 30.09 in1019 mb
POP 27% *
Humidity 86%
Tue, 22nd
Siasconset MA Weather - Tuesday, Sep 22, 2026 - Patchy Rain Nearby
Hi: 68°F 20°C
Lo: 66°F 19°C
Sunrise 06:28 AM
Sunset 06:37 PM
Wind ESE 19 mph31 km/h
Dew Point 65°F18°C
uv Index 4
Barometric Pressure 30.15 in1021 mb
POP 48% *
Humidity 95%
* POP = Probability of Precipitation. Data for 12:00 PM.