Weather WorldCornish, NH 7-Day Night Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Weather Quote O' the Day
Cornish, NH Weather Forecast
Cornish, NH Weather Forecast Date: 226 PM EDT Sun Sep 06 2026
The area/counties/county of: Sullivan, including the cities of: Claremont, Cornish, Unity, Croydon, Goshen, Grantham, Lempster, Newport, and Charlestown.or toggle through each period.
This Afternoon... Partly sunny with isolated showers. Highs in the upper 60s. North winds around 10 mph with gusts up to 20 mph. Chance of rain 20%.
Tonight... Mostly clear. Isolated showers in the evening. Patchy dense fog after midnight with visibility one quarter mile or less at times. Lows in the upper 40s. Northwest winds around 10 mph in the evening, becoming light and variable. Chance of rain 20%.
Labor Day... Mostly sunny. Highs in the lower 70s. Northwest winds around 10 mph.
Monday Night... Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 50s. Light and variable winds.
Tuesday... Partly sunny. Highs in the mid 70s. Light and variable winds, becoming northwest around 10 mph in the afternoon.
Tuesday Night... Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 50s.
Wednesday... Mostly cloudy. Highs in the lower 70s.
Wednesday Night... Showers likely. Lows in the lower 60s. Chance of rain 70%.
Thursday... Mostly cloudy with a chance of showers in the morning, then partly sunny in the afternoon. Highs in the mid 70s. Chance of rain 50%.
Thursday Night... Partly cloudy. Lows in the lower 50s.
Friday... Partly sunny. Highs in the upper 60s.
Friday Night... Mostly clear. Lows in the upper 40s.
POP = Probability of Precipitation
Cornish Radar Loop
Use the map search tool if you want to place a location marker on the radar map...