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Jefferson, NH Weather Forecast
Jefferson, NH Weather Forecast Date: 500 PM EDT Thu Oct 01 2026
The area/counties/county of: Southern Coos, including the cities of: Berlin, Dummer, Milan, York Pond, and Lancaster.or toggle through each period.
Tonight... Mostly cloudy with a 50% chance of showers. Lows around 60. Southwest winds around 10 mph with gusts up to 25 mph.
Friday... Showers likely. Highs in the upper 60s. Southwest winds around 10 mph with gusts up to 25 mph in the morning, becoming light and variable. Chance of rain 70%.
Friday Night... Mostly cloudy with a slight chance of showers in the evening, then mostly clear after midnight. Cooler. Less humid with lows around 40. Northwest winds around 10 mph with gusts up to 20 mph in the evening, becoming light and variable. Chance of rain 20%.
Saturday... Mostly sunny. Highs in the upper 50s. Light and variable winds.
Saturday Night... Mostly clear. Lows in the lower 30s. Light and variable winds.
Sunday... Partly sunny. Highs around 60.
Sunday Night... Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 30s.
Monday... Showers likely. Highs in the mid 50s. Chance of rain 70%.
Monday Night... Partly cloudy. A chance of rain showers in the evening. Lows around 30. Chance of rain 50%.
Tuesday... Partly sunny. Highs in the mid 40s.
Tuesday Night... Partly cloudy. Lows in the upper 20s.
Wednesday... Mostly sunny. Highs in the mid 50s.
Wednesday Night... Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 30s.
POP = Probability of Precipitation
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