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Fitzwilliam, NH Weather Forecast
Fitzwilliam, NH Weather Forecast Date: 500 PM EDT Sat Sep 19 2026
The area/counties/county of: Cheshire, including the cities of: Gilsum, Keene, Marlow, Sullivan, Surry, and Jaffrey.or toggle through each period.
Tonight... Partly cloudy. Lows in the mid 40s. Light and variable winds.
Sunday... A chance of rain in the morning, then rain in the afternoon. Highs in the lower 50s. Light and variable winds. Chance of rain near 100%.
Sunday Night... Cloudy. Rain in the evening. Patchy fog after midnight. Lows in the mid 40s. Light and variable winds, becoming north around 10 mph after midnight. Chance of rain 80%.
Monday... Patchy fog in the morning. Partly sunny. Highs in the mid 60s. North winds around 10 mph.
Monday Night... Partly cloudy. Lows in the lower 40s.
Tuesday... Mostly cloudy in the morning, then becoming partly sunny. Highs around 60.
Tuesday Night... Partly cloudy. Lows in the lower 40s.
Wednesday... Partly sunny. Highs in the lower 60s.
Wednesday Night... Partly cloudy. Lows around 40.
Thursday... Partly sunny. Highs around 60.
Thursday Night... Mostly cloudy with a 30% chance of showers. Lows in the lower 40s.
POP = Probability of Precipitation
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