Cohasset, MA Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Cohasset, MA in one place.
Sunny, with a high near 68. West wind 5 to 12 mph.
Local Weather Overview
This forecast page for Cohasset, MA is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Oct 8, 2026 11:08 AM EDT.
The active forecast window currently covers Oct 9 to Oct 14, 2026 for Cohasset, MA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Oct 9 to Oct 14, 2026
- Latest sync
- Oct 8, 2026 11:08 AM EDT
- Forecast office
- BOX
- Source
- NOAA / NWS
Daily Outlook
This Week in Cohasset
Friday looks like the warmest upcoming period in Cohasset at 68 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 41 degrees F.
The strongest winds are forecast for Wednesday at about 14 mph NW.
Precipitation is mentioned in 6 upcoming forecast periods.
Forecast Details
- Last updated
- Oct 8, 2026 11:08 AM EDT
- Coverage
- 6 days
- Time zone
- America/New_York
- Forecast office
- BOX
- Radar station
- KBOX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Clear, with a low around 43. Northwest wind 3 to 8 mph.
Sunny, with a high near 64. West wind around 6 mph.
Partly cloudy, with a low around 49. Southwest wind around 3 mph.
Mostly cloudy, with a high near 68. Southwest wind 2 to 12 mph.
Rain showers after 8pm. Cloudy, with a low around 56. South wind around 8 mph. Chance of precipitation is 80%.
Rain showers likely. Mostly cloudy, with a high near 68. Northeast wind around 9 mph. Chance of precipitation is 70%.
A chance of rain showers before 10pm. Mostly cloudy, with a low around 54. Northwest wind 1 to 7 mph. Chance of precipitation is 30%.
A chance of rain showers after noon. Mostly sunny, with a high near 68. West wind 5 to 12 mph. Chance of precipitation is 30%.
A chance of rain showers. Mostly cloudy, with a low around 47. West wind around 13 mph. Chance of precipitation is 40%.
A slight chance of rain showers before 1pm. Mostly sunny, with a high near 59. Northwest wind around 14 mph.
Partly cloudy, with a low around 41. Northwest wind 8 to 13 mph.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Friday
Oct 9
|
Sunny
|
68°F |
5 to 12 mph
W
|
|
Friday Night
Oct 9
|
Clear
|
43°F |
3 to 8 mph
NW
|
|
Saturday
Oct 10
|
Sunny
|
64°F |
6 mph
W
|
|
Saturday Night
Oct 10
|
Partly Cloudy
|
49°F |
3 mph
SW
|
|
Sunday
Oct 11
|
Mostly Cloudy
|
68°F |
2 to 12 mph
SW
|
|
Sunday Night
Oct 11
|
Rain Showers
|
56°F |
8 mph
S
|
|
Columbus Day
Oct 12
|
Rain Showers Likely
|
68°F |
9 mph
NE
|
|
Monday Night
Oct 12
|
Chance Rain Showers then Mostly Cloudy
|
54°F |
1 to 7 mph
NW
|
|
Tuesday
Oct 13
|
Mostly Sunny then Chance Rain Showers
|
68°F |
5 to 12 mph
W
|
|
Tuesday Night
Oct 13
|
Chance Rain Showers
|
47°F |
13 mph
W
|
|
Wednesday
Oct 14
|
Slight Chance Rain Showers
|
59°F |
14 mph
NW
|
|
Wednesday Night
Oct 14
|
Partly Cloudy
|
41°F |
8 to 13 mph
NW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Cohasset.
