National Weather Service Forecast for: Fairhaven MA
Issued by: National Weather Service Norton, MA
Updated: 2:14 am EDT Jun 30, 2026
 
Overnight

Overnight: Patchy fog.  Otherwise, partly cloudy, with a low around 60. Calm wind.
Patchy Fog

Tuesday

Tuesday: Patchy fog before 8am.  Otherwise, mostly sunny, with a high near 84. Light southwest wind becoming south 9 to 14 mph in the morning.
Patchy Fog
then Mostly
Sunny
Tuesday
Night
Tuesday Night: A chance of showers and thunderstorms, mainly after 5am.  Mostly cloudy, with a low around 68. Southwest wind around 15 mph.  Chance of precipitation is 30%.
Chance
Showers
Wednesday

Wednesday: A slight chance of showers and thunderstorms before 9am.  Mostly sunny, with a high near 87. Southwest wind 16 to 18 mph, with gusts as high as 30 mph.  Chance of precipitation is 20%.
Slight Chance
T-storms then
Mostly Sunny
Wednesday
Night
Wednesday Night: A slight chance of showers and thunderstorms.  Partly cloudy, with a low around 71. Southwest wind 7 to 13 mph.  Chance of precipitation is 20%.
Slight Chance
T-storms
Thursday

Thursday: Sunny and hot, with a high near 90. Southwest wind 9 to 13 mph, with gusts as high as 23 mph.
Hot

Thursday
Night
Thursday Night: Mostly clear, with a low around 71. Southwest wind 6 to 13 mph.
Mostly Clear

Friday

Friday: Sunny and hot, with a high near 94. Southwest wind 7 to 15 mph.
Hot

Friday
Night
Friday Night: Mostly clear, with a low around 73. West wind 5 to 10 mph.
Mostly Clear

Lo 60 °F Hi 84 °F Lo 68 °F Hi 87 °F Lo 71 °F Hi 90 °F Lo 71 °F Hi 94 °F Lo 73 °F

Extreme Heat Watch
 

Overnight
 
Patchy fog. Otherwise, partly cloudy, with a low around 60. Calm wind.
Tuesday
 
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 84. Light southwest wind becoming south 9 to 14 mph in the morning.
Tuesday Night
 
A chance of showers and thunderstorms, mainly after 5am. Mostly cloudy, with a low around 68. Southwest wind around 15 mph. Chance of precipitation is 30%.
Wednesday
 
A slight chance of showers and thunderstorms before 9am. Mostly sunny, with a high near 87. Southwest wind 16 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.
Wednesday Night
 
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 71. Southwest wind 7 to 13 mph. Chance of precipitation is 20%.
Thursday
 
Sunny and hot, with a high near 90. Southwest wind 9 to 13 mph, with gusts as high as 23 mph.
Thursday Night
 
Mostly clear, with a low around 71. Southwest wind 6 to 13 mph.
Friday
 
Sunny and hot, with a high near 94. Southwest wind 7 to 15 mph.
Friday Night
 
Mostly clear, with a low around 73. West wind 5 to 10 mph.
Independence Day
 
Mostly sunny, with a high near 89. Light and variable wind becoming southwest 8 to 13 mph in the morning.
Saturday Night
 
A chance of showers. Partly cloudy, with a low around 70. Southwest wind 3 to 6 mph. Chance of precipitation is 30%.
Sunday
 
Mostly sunny, with a high near 87. Light and variable wind becoming southwest 5 to 9 mph in the morning.
Sunday Night
 
Mostly cloudy, with a low around 63. South wind around 6 mph becoming calm in the evening.
Monday
 
A chance of showers. Partly sunny, with a high near 84. Light east wind becoming southeast 5 to 10 mph in the morning. Chance of precipitation is 30%.

 

Forecast from NOAA-NWS for Fairhaven MA.