Weather forecast for: Cohasset MA
Last Update: 1:51 pm EDT Sep 29, 2026
Tonight: Mostly cloudy, with a low around 56. Calm wind.
Wednesday: Partly sunny, with a high near 67. Calm wind becoming northeast around 5 mph in the afternoon.
Wednesday Night: Mostly cloudy, with a low around 58. Southwest wind around 6 mph.
Thursday: Mostly sunny, with a high near 78. Southwest wind 6 to 9 mph.
Thursday Night: Partly cloudy, with a low around 64. Southwest wind around 8 mph.
Friday: Mostly sunny, with a high near 81. Southwest wind 7 to 9 mph.
Friday Night: A chance of showers between 9pm and 5am. Mostly cloudy, with a low around 60. Southwest wind around 9 mph becoming northwest after midnight. Chance of precipitation is 40%.
Saturday: Mostly sunny, with a high near 65. Northeast wind 7 to 10 mph.
Saturday Night: Partly cloudy, with a low around 54. Calm wind becoming northeast around 6 mph after midnight.
Sunday: A chance of showers after noon. Partly sunny, with a high near 61. East wind 7 to 9 mph. Chance of precipitation is 30%.
Sunday Night: A chance of showers. Mostly cloudy, with a low around 52. East wind around 6 mph becoming west after midnight. Chance of precipitation is 40%.
Monday: Mostly sunny, with a high near 62. Northwest wind 7 to 9 mph.
Monday Night: Mostly clear, with a low around 47. Northwest wind 8 to 11 mph.
Tuesday: Sunny, with a high near 56. Northwest wind 9 to 13 mph.