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Chatham, NH Weather Forecast

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Chatham, NH Weather Forecast

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Chatham NH weather - Light Rain - 40°F
Light Rain
40°F
Updated 11:18 am
Feels Like 37°F
Humidity 69%
Wind N 0 mph
Barometer  29.81 in
Dew Point 31°F
Chatham NH weather - Light Rain - 4°C
Light Rain
4°C
Updated 11:18 am
Feels Like 3°C
Humidity 69%
Wind N 0 km/h
Barometer  100.9 kPa
Dew Point -1°C
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Chatham Weather Forecast

TODAY TONIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT MONDAY MONDAY NIGHT TUESDAY TUESDAY NIGHT
Chatham, NH Weather - Today Rain And Snow Chatham, NH Weather - Tonight Rain And Snow Chatham, NH Weather - Friday Rain And Snow Chatham, NH Weather - Friday Night Mostly Cloudy Chatham, NH Weather - Saturday Mostly Cloudy Chatham, NH Weather - Saturday Night Partly Cloudy Chatham, NH Weather - Sunday Partly Sunny Chatham, NH Weather - Sunday Night Partly Cloudy Chatham, NH Weather - Monday Mostly Sunny Chatham, NH Weather - Monday Night Mostly Clear Chatham, NH Weather - Tuesday Mostly Sunny Chatham, NH Weather - Tuesday Night Mostly Clear
Rain and Snow Rain and Snow Rain and Snow Mostly Cloudy Mostly Cloudy Partly Cloudy Partly Sunny Partly Cloudy Mostly Sunny Mostly Clear Mostly Sunny Mostly Clear
Hi: 41°FHi: 5°C
 Lo: 30°FLo: -1°C Hi: 40°FHi: 4°C
 Lo: 29°FLo: -2°C Hi: 41°FHi: 5°C
 Lo: 30°FLo: -1°C Hi: 41°FHi: 5°C
 Lo: 29°FLo: -2°C Hi: 41°FHi: 5°C
 Lo: 25°FLo: -4°C Hi: 49°FHi: 9°C
 Lo: 29°FLo: -2°C
POP: 70% POP: 70% POP: 70%
POP = Probability of Precipitation.
Weather Outlook Updated: 801 AM EST Thu Nov 12 2026 Chatham, NH Weather - WeatherWorld.com

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Chatham Forecast Discussion

Meteorlogic Glosserator
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Issued: 630 AM EST Thu Nov 12 2026

Key Messages

1. A coastal storm brings rain and snow to portions of the forecast area today into tomorrow. Winter conditions remain possible tonight, with the highest confidence of accumulating snow at elevations over 1000 feet.


Discussion

... KEY MESSAGE 1 DESCRIPTION... The current regional MRMS mosaic shows the system taking shape to our southwest. It will continue to move eastward overnight and the initial warm air advection push as it nears may bring some light rain to southern New Hampshire. ...