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Town of Windham, NHWindham, NH Weather Forecast
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Windham Weather Forecast
| TODAY | TONIGHT | SUNDAY | SUNDAY NIGHT | LABOR DAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT |
 |  |  |  | |  | | |  |  |  | |
| Chance of T-Storm | Chance of Showers | Mostly Sunny | Mostly Clear | Sunny | Partly Cloudy | Mostly Sunny | Partly Cloudy | Mostly Cloudy | Showers | Chance of Showers | Partly Cloudy |
| Hi: 71°FHi: 22°C | Lo: 51°FLo: 11°C | Hi: 71°FHi: 22°C | Lo: 51°FLo: 11°C | Hi: 79°FHi: 26°C | Lo: 55°FLo: 13°C | Hi: 79°FHi: 26°C | Lo: 55°FLo: 13°C | Hi: 75°FHi: 24°C | Lo: 65°FLo: 18°C | Hi: 79°FHi: 26°C | Lo: 55°FLo: 13°C |
| POP: 40% | POP: 30% | POP: 60% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 801 AM EDT Sat Sep 05 2026 
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Issued: 626 AM EDT Sat Sep 5 2026
Key Messages
1. Upper low continues chances for afternoon and evening showers today, mainly across the interior. Mostly dry weather follows Sunday into Tuesday.
2. Low pressure will bring a frontal passage across the region Wednesday night and into Thursday.
Discussion
... KEY MESSAGE 1 DESCRIPTION...
Upper low over Nova Scotia will not move much today with a spoke of energy rotating north to south across the area this evening. This spoke of energy will increasing clouds this morning across much of t...