Weather WorldMountain Lake, NH 7-Day Night Weather Forecast
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Mountain Lake, NH Weather Forecast
Mountain Lake, NH Weather Forecast Date: 500 PM EDT Sat Aug 15 2026
The area/counties/county of: Northern Grafton, including the cities of: Bethlehem, Lincoln, Littleton, Sugar Hill, Thornton, Waterville Valley, and Woodstock.or toggle through each period.
Tonight... Mostly clear in the evening, then becoming partly cloudy. Areas of fog after midnight. Lows in the upper 40s. Light and variable winds.
Sunday... Partly sunny. Highs in the mid 70s. Light and variable winds.
Sunday Night... Cloudy. A chance of rain in the evening, then rain after midnight. Lows in the upper 50s. Light and variable winds, becoming south around 10 mph with gusts up to 20 mph after midnight. Chance of rain 90%.
Monday... Rain in the morning, then showers likely in the afternoon. Humid with highs in the lower 70s. South winds around 10 mph in the morning, becoming light and variable. Chance of rain near 100%.
Monday Night... Mostly cloudy. A chance of showers in the evening. Lows in the upper 50s. Chance of rain 40%.
Tuesday... Partly sunny. Highs in the upper 70s.
Tuesday Night... Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 50s.
Wednesday... Partly sunny. A chance of showers in the afternoon. Highs in the upper 70s. Chance of rain 40%.
Wednesday Night... Partly cloudy with a 50% chance of showers. Lows in the mid 50s.
Thursday... Partly sunny with a 40% chance of showers. Highs in the mid 70s.
Thursday Night... Partly cloudy in the evening, then clearing. Lows in the lower 50s.
POP = Probability of Precipitation
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