National Weather Service Forecast for: Windham NH
Issued by: National Weather Service Gray/Portland, ME
Updated: 12:45 am EST Feb 2, 2026
 
Today

Today: Sunny, with a high near 29. Wind chill values as low as -6. Northwest wind around 5 mph.
Sunny
 Tonight

Tonight: Mostly clear, with a low around 0. Northwest wind around 5 mph becoming calm in the evening.
Mostly Clear
 Tuesday

Tuesday: Sunny, with a high near 31. Calm wind.
Sunny
 Tuesday
Night
Tuesday Night: Partly cloudy, with a low around 10. Calm wind.
Partly Cloudy
 Wednesday

Wednesday: Mostly sunny, with a high near 31. Calm wind becoming west around 5 mph in the morning.
Mostly Sunny
 Wednesday
Night
Wednesday Night: Mostly clear, with a low around 7.
Mostly Clear
 Thursday

Thursday: Mostly sunny, with a high near 26.
Mostly Sunny
 Thursday
Night
Thursday Night: Mostly clear, with a low around 2.
Mostly Clear
 Friday

Friday: Mostly cloudy, with a high near 27.
Mostly Cloudy
Hi 29 °F Lo 0 °F Hi 31 °F Lo 10 °F Hi 31 °F Lo 7 °F Hi 26 °F Lo 2 °F Hi 27 °F

 

Today
 
 Sunny, with a high near 29. Wind chill values as low as -6. Northwest wind around 5 mph.
Tonight
 
 Mostly clear, with a low around 0. Northwest wind around 5 mph becoming calm in the evening.
Tuesday
 
 Sunny, with a high near 31. Calm wind.
Tuesday Night
 
 Partly cloudy, with a low around 10. Calm wind.
Wednesday
 
 Mostly sunny, with a high near 31. Calm wind becoming west around 5 mph in the morning.
Wednesday Night
 
 Mostly clear, with a low around 7.
Thursday
 
 Mostly sunny, with a high near 26.
Thursday Night
 
 Mostly clear, with a low around 2.
Friday
 
 Mostly cloudy, with a high near 27.
Friday Night
 
 A 40 percent chance of snow before 4am. Mostly cloudy, with a low around 5.
Saturday
 
 Partly sunny, with a high near 13.
Saturday Night
 
 Partly cloudy, with a low around -4.
Sunday
 
 Mostly sunny, with a high near 14.

 

Forecast from NOAA-NWS for Windham NH.