National Weather Service forecast
Onset, Massachusetts Weather
Onset 7-Day Forecast
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Overnight52°FPartly Cloudy4% chance of precipitation
Partly cloudy, with a low around 52. Southwest wind around 7 mph.
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Wednesday69°FSunny6% chance of precipitation
Sunny. High near 69, with temperatures falling to around 59 in the afternoon. Southwest wind 7 to 14 mph.
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Wednesday Night56°FPatchy Fog3% chance of precipitation
Patchy fog between 10pm and 2am. Partly cloudy, with a low around 56. Southwest wind 6 to 10 mph.
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Thursday70°FMostly Cloudy6% chance of precipitation
Mostly cloudy, with a high near 70. Southwest wind 6 to 13 mph.
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Thursday Night62°FMostly Cloudy then Light Rain Likely62% chance of precipitation
Rain likely after 1am. Mostly cloudy, with a low around 62. Southwest wind 7 to 10 mph. Chance of precipitation is 60%.
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Friday67°FRain87% chance of precipitation
Rain likely before 7am, then rain and a chance of thunderstorms. Cloudy, with a high near 67. South wind 7 to 10 mph. Chance of precipitation is 90%.
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Friday Night57°FRain87% chance of precipitation
Rain and a chance of thunderstorms. Cloudy, with a low around 57. South wind around 7 mph. Chance of precipitation is 90%.
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Saturday63°FLight Rain81% chance of precipitation
Rain and a slight chance of thunderstorms. Mostly cloudy, with a high near 63. West wind around 9 mph. Chance of precipitation is 80%.
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Saturday Night45°FChance Light Rain49% chance of precipitation
A chance of rain. Mostly cloudy, with a low around 45. Northwest wind around 8 mph. Chance of precipitation is 50%.
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Sunday59°FChance Light Rain26% chance of precipitation
A chance of rain before 2pm. Mostly sunny, with a high near 59. West wind around 9 mph. Chance of precipitation is 30%.
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Sunday Night40°FPartly Cloudy10% chance of precipitation
Partly cloudy, with a low around 40. West wind around 7 mph.
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Monday57°FChance Light Rain25% chance of precipitation
A chance of rain after 7am. Mostly sunny, with a high near 57. West wind 6 to 13 mph. Chance of precipitation is 30%.
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Monday Night39°FChance Light Rain25% chance of precipitation
A chance of rain before 1am. Partly cloudy, with a low around 39. West wind around 10 mph. Chance of precipitation is 30%.
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Tuesday57°FMostly Sunny12% chance of precipitation
Mostly sunny, with a high near 57. West wind 12 to 16 mph, with gusts as high as 26 mph.
Issued by the National Weather Service (BOX office), updated .
Onset Hourly Forecast
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Onset Weather Radar
Open the full radar for OnsetAbout Onset
- Population (2020 Census)
- 1,617
- Coordinates
- 41.745, -70.667
- Elevation
- 10 ft
- NWS forecast office
- BOX
- Time zone
- America/New York
- Sunrise today
- 6:18 AM EST
- Sunset today
- 4:34 PM EST
- Daylight today
- 10 h 16 min
Onset Weather Questions
What is the weather forecast for Onset, Massachusetts?
Overnight: Partly cloudy, with a low around 52. Southwest wind around 7 mph. Wednesday: Sunny. High near 69, with temperatures falling to around 59 in the afternoon. Southwest wind 7 to 14 mph.
Will it rain or snow in Onset this week?
The best chance of precipitation is Friday at 87%. Periods with a 30% chance or more: Thursday Night (62%), Friday (87%), Friday Night (87%), Saturday (81%), Saturday Night (49%).
How warm and how cold will it get in Onset this week?
The warmest day is Thursday, with a high near 70°F. The coldest night is Monday Night, with a low near 39°F.
What time are sunrise and sunset in Onset today?
Sunrise is at 6:18 AM EST and sunset is at 4:34 PM EST, for 10 h 16 min of daylight.
Weather near Onset
- Buzzards Bay 3 mi
- Bourne 3 mi
- Wareham Center 3 mi
- Weweantic 4 mi
- Monument Beach 4 mi
- White Island Shores 4 mi
- Pocasset 4 mi
- West Wareham 6 mi