National Weather Service Forecast for: Barrington NH
Issued by: National Weather Service Gray/Portland, ME
Updated: 5:30 am EDT Jun 22, 2026
 
Today

Today: Showers likely, mainly after 4pm. Increasing clouds, with a high near 76. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Partly Sunny
then Showers
Likely
 Tonight

Tonight: Rain and possibly a thunderstorm before 11pm, then showers likely and possibly a thunderstorm between 11pm and midnight, then rain and possibly a thunderstorm after midnight. Low around 55. Southeast wind around 5 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Showers

 Tuesday

Tuesday: Showers likely, mainly before 2pm. Mostly cloudy, with a high near 75. West wind around 5 mph becoming north in the morning. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Showers
Likely
 Tuesday
Night
Tuesday Night: Patchy fog between 9pm and 10pm. Otherwise, partly cloudy, with a low around 57. Northwest wind around 5 mph.
Patchy Fog
then Mostly
Clear
 Wednesday

Wednesday: Sunny, with a high near 78. West wind around 10 mph, with gusts as high as 20 mph.
Sunny

 Wednesday
Night
Wednesday Night: Mostly clear, with a low around 58.
Mostly Clear

 Thursday

Thursday: Mostly sunny, with a high near 81.
Mostly Sunny

 Thursday
Night
Thursday Night: Showers likely, mainly after 3am. Mostly cloudy, with a low around 59. Chance of precipitation is 60%.
Showers
Likely
 Friday

Friday: Showers likely, then showers and possibly a thunderstorm after 2pm. High near 79. Chance of precipitation is 80%.
Showers
Hi 76 °F Lo 55 °F Hi 75 °F Lo 57 °F Hi 78 °F Lo 58 °F Hi 81 °F Lo 59 °F Hi 79 °F

 

Today
 
 Showers likely, mainly after 4pm. Increasing clouds, with a high near 76. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
 
 Rain and possibly a thunderstorm before 11pm, then showers likely and possibly a thunderstorm between 11pm and midnight, then rain and possibly a thunderstorm after midnight. Low around 55. Southeast wind around 5 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Tuesday
 
 Showers likely, mainly before 2pm. Mostly cloudy, with a high near 75. West wind around 5 mph becoming north in the morning. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
 
 Patchy fog between 9pm and 10pm. Otherwise, partly cloudy, with a low around 57. Northwest wind around 5 mph.
Wednesday
 
 Sunny, with a high near 78. West wind around 10 mph, with gusts as high as 20 mph.
Wednesday Night
 
 Mostly clear, with a low around 58.
Thursday
 
 Mostly sunny, with a high near 81.
Thursday Night
 
 Showers likely, mainly after 3am. Mostly cloudy, with a low around 59. Chance of precipitation is 60%.
Friday
 
 Showers likely, then showers and possibly a thunderstorm after 2pm. High near 79. Chance of precipitation is 80%.
Friday Night
 
 A chance of showers and thunderstorms. Mostly cloudy, with a low around 61. Chance of precipitation is 50%.
Saturday
 
 Mostly sunny, with a high near 81.
Saturday Night
 
 Partly cloudy, with a low around 61.
Sunday
 
 Sunny, with a high near 82.

 

Forecast from NOAA-NWS for Barrington NH.