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

Today: Scattered showers before 3pm, then rain between 3pm and 5pm, then rain and possibly a thunderstorm after 5pm. Patchy fog before 8am. High near 74. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Patchy Fog
then Showers
 Tonight

Tonight: Rain and possibly a thunderstorm before 3am, then showers likely, mainly between 3am and 5am. Low around 55. East wind around 5 mph becoming calm. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Showers
 Tuesday

Tuesday: Scattered showers between 9am and 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 76. Northwest wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Scattered
Showers
 Tuesday
Night
Tuesday Night: Patchy fog after 10pm. Otherwise, mostly clear, with a low around 55. Northwest wind around 5 mph.
Patchy Fog
 Wednesday

Wednesday: Sunny, with a high near 76. Northwest wind 5 to 10 mph.
Sunny
 Wednesday
Night
Wednesday Night: Partly cloudy, with a low around 55.
Partly Cloudy
 Thursday

Thursday: Mostly sunny, with a high near 79.
Mostly Sunny
 Thursday
Night
Thursday Night: Showers, mainly after 10pm. Low around 58. Chance of precipitation is 80%.
Showers
 Friday

Friday: Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 79. Chance of precipitation is 70%.
Showers
Likely
Hi 74 °F Lo 55 °F Hi 76 °F Lo 55 °F Hi 76 °F Lo 55 °F Hi 79 °F Lo 58 °F Hi 79 °F

 

Today
 
 Scattered showers before 3pm, then rain between 3pm and 5pm, then rain and possibly a thunderstorm after 5pm. Patchy fog before 8am. High near 74. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
 
 Rain and possibly a thunderstorm before 3am, then showers likely, mainly between 3am and 5am. Low around 55. East wind around 5 mph becoming calm. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Tuesday
 
 Scattered showers between 9am and 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 76. Northwest wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
 
 Patchy fog after 10pm. Otherwise, mostly clear, with a low around 55. Northwest wind around 5 mph.
Wednesday
 
 Sunny, with a high near 76. Northwest wind 5 to 10 mph.
Wednesday Night
 
 Partly cloudy, with a low around 55.
Thursday
 
 Mostly sunny, with a high near 79.
Thursday Night
 
 Showers, mainly after 10pm. Low around 58. Chance of precipitation is 80%.
Friday
 
 Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 79. Chance of precipitation is 70%.
Friday Night
 
 A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 11pm. Mostly cloudy, with a low around 59. Chance of precipitation is 50%.
Saturday
 
 Partly sunny, with a high near 80.
Saturday Night
 
 Partly cloudy, with a low around 59.
Sunday
 
 Mostly sunny, with a high near 81.

 

Forecast from NOAA-NWS for Lebanon NH.