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Now · 12:53 AM

Siasconset Weather & Hourly Forecast

United States · Massachusetts · 02564

Overcast night
70°F
Overcast night
Feels like: 71°F
💧 Humidity 98% 🌡 Pressure 30.03 inHg 💨 Wind 12 mph 👁 Visibility 6.2 mi Clouds 100% ☀️ UV index 0.0 · Low 🌅 Sunrise 6:03 AM 🌇 Sunset 7:18 PM

Hourly Forecast for Siasconset

Today
Overcast night · 1:00 AM Overcast night
70° 💧 None 💨 12 mph H 98%30.03 inHg
Overcast night · 4:00 AM Overcast night
68° 💧 None 💨 21 mph H 90%30.06 inHg
Mostly cloudy · 7:00 AM Mostly cloudy
65° 💧 None 💨 19 mph H 81%30.12 inHg
Overcast · 10:00 AM Overcast
68° 💧 None 💨 15 mph H 72%30.18 inHg
Mostly cloudy · 1:00 PM Mostly cloudy
70° 💧 None 💨 13 mph H 69%30.18 inHg
Partly cloudy · 4:00 PM Partly cloudy
68° 💧 None 💨 10 mph H 71%30.15 inHg
Mostly cloudy · 7:00 PM Mostly cloudy
64° 💧 None 💨 6 mph H 70%30.18 inHg
Overcast night · 10:00 PM Overcast night
66° 💧 None 💨 6 mph H 71%30.21 inHg
Tomorrow
Mostly cloudy night · 1:00 AM Mostly cloudy night
65° 💧 None 💨 10 mph H 74%30.18 inHg
Partly cloudy night · 4:00 AM Partly cloudy night
66° 💧 None 💨 12 mph H 70%30.15 inHg
Partly cloudy · 7:00 AM Partly cloudy
67° 💧 None 💨 13 mph H 65%30.18 inHg
Overcast · 10:00 AM Overcast
75° 💧 None 💨 15 mph H 67%30.15 inHg
Mostly cloudy · 1:00 PM Mostly cloudy
79° 💧 None 💨 18 mph H 71%30.12 inHg
Mostly sunny · 4:00 PM Mostly sunny
73° 💧 None 💨 18 mph H 76%30.06 inHg
Mostly cloudy · 7:00 PM Mostly cloudy
73° 💧 0.04 in 💨 20 mph H 82%30.06 inHg
Light rain · 10:00 PM Light rain
73° 💧 0.07 in 💨 19 mph H 81%30.03 inHg

In Siasconset and, more broadly, across the state of Massachusetts: This evening will feature mostly cloudy skies with temperatures remaining mild to warm, ranging from 72 to 78 degrees Fahrenheit. Light west winds will prevail, with sustained speeds around 7 mph and occasional gusts reaching 25 mph. There is a possibility of light rain, with an expected accumulation of about 0.01 inches. The rain may occur at any point during the evening hours, so it is advisable to be prepared for brief showers. Overall, the weather will be relatively calm with only minimal wind and a slight chance of rain as night approaches. Temperatures are expected to stay steady through the early night, providing a mild and slightly unsettled evening.

15-Day Weather Outlook for Siasconset

Saturday, Aug 29Sat Aug 29 Overcast Overcast 71°/65° 💧 None 💨 24 mph
TomorrowTomorrow Moderate rain Moderate rain 73°/64° 💧 0.07 in 💨 23 mph
Monday, Aug 31Mon Aug 31 Heavy rain Heavy rain 73°/67° 💧 0.42 in 💨 20 mph
Tuesday, Sep 1Tue Sep 1 Overcast Overcast 68°/68° 💧 None 💨 13 mph
Wednesday, Sep 2Wed Sep 2 Overcast Overcast 67°/66° 💧 None 💨 13 mph
Thursday, Sep 3Thu Sep 3 Moderate rain Moderate rain 73°/66° 💧 0.82 in 💨 27 mph
Friday, Sep 4Fri Sep 4 Light rain Light rain 70°/67° 💧 0.06 in 💨 34 mph
Saturday, Sep 5Sat Sep 5 Light rain Light rain 67°/66° 💧 0.01 in 💨 26 mph
Sunday, Sep 6Sun Sep 6 Sunny Sunny 69°/66° 💧 None 💨 16 mph
Monday, Sep 7Mon Sep 7 Light rain Light rain 73°/70° 💧 0.11 in 💨 16 mph
Tuesday, Sep 8Tue Sep 8 Sunny Sunny 70°/68° 💧 None 💨 24 mph
Wednesday, Sep 9Wed Sep 9 Sunny Sunny 70°/67° 💧 None 💨 17 mph
Thursday, Sep 10Thu Sep 10 Light rain Light rain 71°/66° 💧 0.03 in 💨 24 mph
Friday, Sep 11Fri Sep 11 Light rain Light rain 67°/64° 💧 0.02 in 💨 25 mph
Saturday, Sep 12Sat Sep 12 Light rain Light rain 70°/66° 💧 0.05 in 💨 22 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Siasconset

Vertical axis: °F · Color based on temperature
Overcast night at 1:00 AM
70° Today 1:00 AM
Overcast night at 2:00 AM
70° 2:00 AM
Overcast night at 3:00 AM
69° 3:00 AM
Overcast night at 4:00 AM
68° 4:00 AM
Overcast night at 5:00 AM
67° Today 5:00 AM
Mostly cloudy night at 6:00 AM
65° 6:00 AM
Mostly cloudy at 7:00 AM
65° 7:00 AM
Mostly cloudy at 8:00 AM
66° 8:00 AM
Overcast at 9:00 AM
67° Today 9:00 AM
Overcast at 10:00 AM
68° 10:00 AM
Overcast at 11:00 AM
69° 11:00 AM
Mostly cloudy at 12:00 PM
68° 12:00 PM
Mostly cloudy at 1:00 PM
70° Today 1:00 PM
Mostly cloudy at 2:00 PM
70° 2:00 PM
Sunny at 3:00 PM
70° 3:00 PM
Partly cloudy at 4:00 PM
68° 4:00 PM
Mostly cloudy at 5:00 PM
67° Today 5:00 PM
Mostly cloudy at 6:00 PM
65° 6:00 PM
Mostly cloudy at 7:00 PM
64° 7:00 PM
Mostly cloudy night at 8:00 PM
66° 8:00 PM
Overcast night at 9:00 PM
66° Today 9:00 PM
Overcast night at 10:00 PM
66° 10:00 PM
Mostly cloudy night at 11:00 PM
66° 11:00 PM
Mostly cloudy night at 12:00 AM
66° 12:00 AM
Mostly cloudy night at 1:00 AM
65° Tomorrow 1:00 AM
Partly cloudy night at 2:00 AM
65° 2:00 AM
Mostly cloudy night at 3:00 AM
66° 3:00 AM
Partly cloudy night at 4:00 AM
66° 4:00 AM
Partly cloudy night at 5:00 AM
66° Tomorrow 5:00 AM
Partly cloudy night at 6:00 AM
67° 6:00 AM
Partly cloudy at 7:00 AM
67° 7:00 AM
Partly cloudy at 8:00 AM
70° 8:00 AM
Overcast at 9:00 AM
73° Tomorrow 9:00 AM
Overcast at 10:00 AM
75° 10:00 AM
Overcast at 11:00 AM
77° 11:00 AM
Overcast at 12:00 PM
79° 12:00 PM
Mostly cloudy at 1:00 PM
79° Tomorrow 1:00 PM
Mostly cloudy at 2:00 PM
79° 2:00 PM
Mostly sunny at 3:00 PM
73° 3:00 PM
Mostly sunny at 4:00 PM
73° 4:00 PM
Partly cloudy at 5:00 PM
73° Tomorrow 5:00 PM
Mostly cloudy at 6:00 PM
73° 6:00 PM
Mostly cloudy at 7:00 PM
73° 7:00 PM
Light rain at 8:00 PM
73° 8:00 PM
Light rain at 9:00 PM
73° Tomorrow 9:00 PM
Light rain at 10:00 PM
73° 10:00 PM
Light rain at 11:00 PM
73° 11:00 PM
Light rain at 12:00 AM
74° 12:00 AM
Light rain at 1:00 AM
73° Monday 1:00 AM
Overcast night at 2:00 AM
73° 2:00 AM
Overcast night at 3:00 AM
72° 3:00 AM
Overcast night at 4:00 AM
71° 4:00 AM
Overcast night at 5:00 AM
71° Monday 5:00 AM
Overcast night at 6:00 AM
70° 6:00 AM
Overcast at 7:00 AM
70° 7:00 AM
Overcast at 8:00 AM
70° 8:00 AM
Mostly cloudy at 9:00 AM
70° Monday 9:00 AM
Partly cloudy at 10:00 AM
70° 10:00 AM
Mostly sunny at 11:00 AM
70° 11:00 AM
Mostly sunny at 12:00 PM
71° 12:00 PM
Mostly sunny at 1:00 PM
71° Monday 1:00 PM
Mostly sunny at 2:00 PM
71° 2:00 PM
Sunny at 3:00 PM
70° 3:00 PM
Sunny at 4:00 PM
70° 4:00 PM
Sunny at 5:00 PM
70° Monday 5:00 PM
Sunny at 6:00 PM
70° 6:00 PM
Sunny at 7:00 PM
69° 7:00 PM
Clear night at 8:00 PM
69° 8:00 PM
Clear night at 9:00 PM
69° Monday 9:00 PM
Clear night at 10:00 PM
69° 10:00 PM
Clear night at 11:00 PM
69° 11:00 PM
Mostly clear night at 12:00 AM
69° 12:00 AM
Partly cloudy night at 1:00 AM
69° Tuesday 1:00 AM
Partly cloudy night at 2:00 AM
69° 2:00 AM
Overcast night at 3:00 AM
69° 3:00 AM
Overcast night at 4:00 AM
69° 4:00 AM
Overcast night at 5:00 AM
68° Tuesday 5:00 AM
Overcast night at 6:00 AM
69° 6:00 AM
Overcast at 7:00 AM
69° 7:00 AM
Overcast at 8:00 AM
69° 8:00 AM
Overcast at 9:00 AM
69° Tuesday 9:00 AM
Overcast at 10:00 AM
69° 10:00 AM
Overcast at 11:00 AM
69° 11:00 AM
Overcast at 12:00 PM
69° 12:00 PM
Overcast at 1:00 PM
69° Tuesday 1:00 PM
Overcast at 2:00 PM
69° 2:00 PM
Overcast at 3:00 PM
69° 3:00 PM
Overcast at 4:00 PM
69° 4:00 PM
Overcast at 5:00 PM
69° Tuesday 5:00 PM
Overcast at 6:00 PM
69° 6:00 PM
Overcast at 7:00 PM
69° 7:00 PM
Overcast night at 8:00 PM
69° 8:00 PM
Overcast night at 9:00 PM
69° Tuesday 9:00 PM
Overcast night at 10:00 PM
69° 10:00 PM
Overcast night at 11:00 PM
69° 11:00 PM
Overcast night at 12:00 AM
69° 12:00 AM

AIR QUALITY FORECAST

Air Quality Forecast for Siasconset

Hourly forecast · Updated every 2 hours
Fair
Nearest forecast value 1:00 AM
PM2.5 Fine particles Good 4,7µg/m³

Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.

PM10 Particulate matter Good 8,0µg/m³

Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.

O₃ Ozone Fair 90,2µg/m³

Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.

NO₂ Nitrogen dioxide Good 1,1µg/m³

A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.

Air quality is acceptable for most people.

UV & HEALTH

UV, Sun & Health Outlook in Siasconset

Maximum daily UV Today, tomorrow and the following day show the maximum UV index forecast for each day.
0–2 Low 3–5 Moderate 6–7 High 8–10 Very high 11+ Extreme
Today UV 6,9High 🙂Fair
Tomorrow UV 6,9High 😐Moderate
Monday UV 7,0High 😐Moderate
Tuesday UV 6,5High 🙂Fair
Wednesday UV 5,0Moderate Unavailable
Thursday UV 6,0High Unavailable
Friday UV 4,0Moderate Unavailable
Hourly UV index today
7:00 AMUV 0,2 8:00 AMUV 0,9 9:00 AMUV 2,1 10:00 AMUV 3,6 11:00 AMUV 5,5 12:00 PMUV 6,7 1:00 PMUV 6,9 2:00 PMUV 6,0 3:00 PMUV 4,5 4:00 PMUV 2,8 5:00 PMUV 1,2 6:00 PMUV 0,4
Today's weather health advice Open today's recommendations.

Strong UV exposure

Protect exposed skin with SPF 30+ sunscreen, wear sunglasses, and try to limit direct midday sun.

Acceptable air quality

Air quality is acceptable for most people. Very sensitive people may want to reduce prolonged exertion.

Comfortable temperature conditions

Temperatures should feel comfortable for most people, with no particular heat or cold precautions needed.

Good conditions for outdoor activities

Outdoor activities can generally be enjoyed normally, with sun protection adjusted to the UV level.

WIND OUTLOOK

Hourly Wind Forecast for Siasconset

Vertical axis: mph · Horizontal axis: hours
Hourly wind speed Chart of sustained wind and maximum gusts in mph. Today 1:00 AM 2:00 AM 3:00 AM 4:00 AM Today 5:00 AM 6:00 AM 7:00 AM 8:00 AM Today 9:00 AM 10:00 AM 11:00 AM 12:00 PM Today 1:00 PM 2:00 PM 3:00 PM 4:00 PM Today 5:00 PM 6:00 PM 7:00 PM 8:00 PM Today 9:00 PM 10:00 PM 11:00 PM 12:00 AM Tomorrow 1:00 AM 2:00 AM 3:00 AM 4:00 AM Tomorrow 5:00 AM 6:00 AM 7:00 AM 8:00 AM Tomorrow 9:00 AM 10:00 AM 11:00 AM 12:00 PM Tomorrow 1:00 PM 2:00 PM 3:00 PM 4:00 PM Tomorrow 5:00 PM 6:00 PM 7:00 PM 8:00 PM Tomorrow 9:00 PM 10:00 PM 11:00 PM 12:00 AM Monday 1:00 AM 2:00 AM 3:00 AM 4:00 AM Monday 5:00 AM 6:00 AM 7:00 AM 8:00 AM Monday 9:00 AM 10:00 AM 11:00 AM 12:00 PM Monday 1:00 PM 2:00 PM 3:00 PM 4:00 PM Monday 5:00 PM 6:00 PM 7:00 PM 8:00 PM Monday 9:00 PM 10:00 PM 11:00 PM 12:00 AM Tuesday 1:00 AM 2:00 AM 3:00 AM 4:00 AM Tuesday 5:00 AM 6:00 AM 7:00 AM 8:00 AM Tuesday 9:00 AM 10:00 AM 11:00 AM 12:00 PM Tuesday 1:00 PM 2:00 PM 3:00 PM 4:00 PM Tuesday 5:00 PM 6:00 PM 7:00 PM 8:00 PM Tuesday 9:00 PM 10:00 PM 11:00 PM 12:00 AM
Sustained wind Max gusts
Internal PR simulation: 3.32 Population: 204

Forecast data for Siasconset were last refreshed today at 12:53 AM. The current forecast period extends through 30/08/2026 at 10:00 PM. Weather, air-quality and UV-index data are provided through WEATHER-INFO.COM. Forecasts are produced automatically from the latest available data and are subject to periodic technical checks. This service is intended for general weather information.