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Sunapee, NH Weather Forecast

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Sunapee, NH Weather Forecast

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Sunapee NH weather - Fog - 43°F
Fog
43°F
Updated 5:45 am
Feels Like 39°F
Humidity 96%
Wind NNW 3 mph
Barometer  30.54 in
Dew Point 42°F
Sunapee NH weather - Fog - 6°C
Fog
6°C
Updated 5:45 am
Feels Like 4°C
Humidity 96%
Wind NNW 5 km/h
Barometer  103.4 kPa
Dew Point 6°C
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Sunapee Weather Forecast

REST OF TONIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT MONDAY MONDAY NIGHT TUESDAY
Sunapee, NH Weather - Rest Of Tonight Patchy Fog Sunapee, NH Weather - Thursday Mostly Sunny Sunapee, NH Weather - Thursday Night Patchy Fog Sunapee, NH Weather - Friday Mostly Cloudy Sunapee, NH Weather - Friday Night Chance Of Rain Sunapee, NH Weather - Saturday Chance Of Rain Sunapee, NH Weather - Saturday Night Rain Sunapee, NH Weather - Sunday Rain Sunapee, NH Weather - Sunday Night Showers Sunapee, NH Weather - Monday Showers Sunapee, NH Weather - Monday Night Chance Of Showers Sunapee, NH Weather - Tuesday Partly Sunny
Patchy Fog Mostly Sunny Patchy Fog Mostly Cloudy Chance of Rain Chance of Rain Rain Rain Showers Showers Chance of Showers Partly Sunny
Lo: 39°FLo: 4°C Hi: 61°FHi: 16°C
 Lo: 41°FLo: 5°C Hi: 65°FHi: 18°C
 Lo: 49°FLo: 9°C Hi: 59°FHi: 15°C
 Lo: 49°FLo: 9°C Hi: 55°FHi: 13°C
 Lo: 49°FLo: 9°C Hi: 59°FHi: 15°C
 Lo: 49°FLo: 9°C Hi: 61°FHi: 16°C
POP: 50% POP: 70% POP: 70% POP: 70% POP: 70% POP: 70% POP: 50%
POP = Probability of Precipitation.
Weather Outlook Updated: 227 AM EDT Thu Sep 24 2026 Sunapee, NH Weather - WeatherWorld.com

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Sunapee Forecast Discussion

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Issued: 233 AM EDT Thu Sep 24 2026

Key Messages

1. High pressure remains in control of the weather pattern into Friday.

2. A strong coastal storm will track near southern New England to end the week. Soaking rain, gusty winds, high surf, and coastal flooding are possible through the weekend.


Discussion

... KEY MESSAGE 1 DESCRIPTION...

We will remain under the influence of cool high pressure at the surface through at least early on Friday. The airmass overhead is very dry as sampled by the 00z GYX upper air sounding. The sampled PWATs ...