10-day forecast for Onset, MA: 35° to 70°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
59°
Best day: Saturday, October 24
61° · 0.12 in
Worst day: Saturday, October 17
Tap any day below to see morning, afternoon, evening and overnight.
Sat, 1761° / 42°0.12
Morning48°feels 43°
Afternoon53°feels 51°
Evening44°feels 39°
Overnight57°feels 57°
61 °
Onset, Saturday, 17 October
Rain. High 61°, low 42°.
Pressure30.03 inHg
Wind11.2 mph NW
Humidity58%
Visibility6.2 mi
Dew point35°
Sun, 1852° / 35°0
Morning38°feels 33°
Afternoon52°feels 49°
Evening41°feels 40°
Overnight38°feels 33°
52 °
Onset, Sunday, 18 October
Clear. High 52°, low 35°.
Pressure30.59 inHg
Wind4.7 mph NE
Humidity48%
Visibility6.2 mi
Dew point30°
Mon, 1956° / 40°0
Morning43°feels 43°
Afternoon56°feels 55°
Evening47°feels 43°
Overnight40°feels 40°
56 °
Onset, Monday, 19 October
Overcast. High 56°, low 40°.
Pressure30.53 inHg
Wind7.3 mph NE
Humidity57%
Visibility6.2 mi
Dew point41°
Tue, 2058° / 50°0.04
Morning53°feels 52°
Afternoon56°feels 56°
Evening54°feels 53°
Overnight50°feels 50°
58 °
Onset, Tuesday, 20 October
Light rain. High 58°, low 50°.
Pressure30.24 inHg
Wind15.4 mph NE
Humidity80%
Visibility—
Dew point50°
Wed, 2157° / 52°0.06
Morning54°feels 53°
Afternoon56°feels 55°
Evening53°feels 51°
Overnight53°feels 51°
57 °
Onset, Wednesday, 21 October
Light rain. High 57°, low 52°.
Pressure30.27 inHg
Wind18.6 mph NE
Humidity72%
Visibility—
Dew point47°
Thu, 2255° / 52°0
Morning53°feels 51°
Afternoon55°feels 53°
Evening54°feels 52°
Overnight53°feels 51°
55 °
Onset, Thursday, 22 October
Overcast. High 55°, low 52°.
Pressure30.45 inHg
Wind13.4 mph NE
Humidity67%
Visibility—
Dew point44°
Fri, 2357° / 48°0
Morning52°feels 50°
Afternoon56°feels 54°
Evening53°feels 51°
Overnight49°feels 47°
57 °
Onset, Friday, 23 October
Clear. High 57°, low 48°.
Pressure30.30 inHg
Wind10.3 mph NE
Humidity59%
Visibility—
Dew point42°
Sat, 2459° / 49°0
Morning52°feels 50°
Afternoon58°feels 56°
Evening53°feels 51°
Overnight50°feels 46°
59 °
Onset, Saturday, 24 October
Clear. High 59°, low 49°.
Pressure30.42 inHg
Wind13.2 mph NE
Humidity66%
Visibility—
Dew point46°
Sun, 2557° / 48°0
Morning53°feels 51°
Afternoon54°feels 52°
Evening54°feels 52°
Overnight52°feels 50°
57 °
Onset, Sunday, 25 October
Overcast. High 57°, low 48°.
Pressure30.53 inHg
Wind10.8 mph NE
Humidity62%
Visibility—
Dew point41°
About this forecast
How reliable is a 10-day forecast?
The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.
What does the time-of-day table show?
Temperature in Onset, MA around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.
How is the best day chosen?
We weigh the daytime high against precipitation: a warm, dry day scores highest.