7-Day Forecast 42.79°N 71.3°W (Text-Only)
NWS Forecast for: Windham NH
Issued by: National Weather Service Gray/Portland, ME
Last Update: 1:30 am EDT Jul 15, 2025




Overnight: Patchy fog. Otherwise, cloudy, with a low around 22. Calm wind.

Tuesday: Patchy fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny and hot, with a high near 32. Calm wind.

Tuesday Night: Widespread haze before 10pm. Patchy fog after 1am. Otherwise, mostly clear, with a low around 21. Calm wind.

Wednesday: Sunny and hot, with a high near 33. Heat index values as high as 36. Southwest wind 5 to 10 km/h.

Wednesday Night: Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 22. Southwest wind 5 to 10 km/h.

Thursday: A chance of showers between 8am and 11am, then a chance of showers and thunderstorms after 11am. Patchy fog before 9am. Otherwise, partly sunny and hot, with a high near 32. Chance of precipitation is 50%.

Thursday Night: Scattered thunderstorms before 8pm. Partly cloudy, with a low around 22. Chance of precipitation is 30%.

Friday: A 30 percent chance of showers after 2pm. Mostly sunny, with a high near 29.

Friday Night: A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 17.

Saturday: Mostly sunny, with a high near 28.

Saturday Night: Partly cloudy, with a low around 17.

Sunday: A 40 percent chance of showers. Partly sunny, with a high near 28.

Sunday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 18.

Monday: Mostly sunny, with a high near 27.



Windham NH
 42.79°N 71.3°W (Elev. 194 m)

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