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Sunapee NH Weather - Clear - 70°F
Clear
70°F
Updated 5:31 pm
Feels Like 58°F
Humidity 43%
Wind N 13 mph
Barometer  30.08 in
Dew Point 47°F
Sunapee NH Weather - Clear - 21°C
Clear
21°C
Updated 5:31 pm
Feels Like 15°C
Humidity 43%
Wind N 21 km/h
Barometer  101.8 kPa
Dew Point 8°C
Sunapee, NH Weather and Current Conditionssunapee nh weather forecast

Sunapee, NH Weather Forecast

Sunapee New Hampshire WeatherSunapee, New Hampshire Weather Weather Forecast
14 day API Sunapee, NH weather forecast. Note. Our 7-day weather forecast for Sunapee, New Hampshire is our most reliable and accurate forecast. This model should only be used as a likely scenario. Forecasting more than 7 days is difficult.
Sunapee, NH Weather Forecast Dated: 531 PM Fri Sep 18 2026
Expect a cool pattern with more clouds than sun and frequent chances of rain over the coming period. generally humid conditions and a stable pattern will dominate.

Friday, September 18, 2026

Mid-Morning
Sunapee Weather - 2026-09-18 - Morning - Sunny
62°F 16°C
Sunny
Mid-Afternoon
Sunapee Weather - 2026-09-18 - Afternoon - Sunny
69°F 21°C
Sunny
Early-Evening
Sunapee Weather - 2026-09-18 - Evening - Overcast
58°F 14°C
Overcast
Pleasant near 69°F 21°C, sunny through the afternoon, turning overcast this evening, with lower humidity and steady pressure. Winds turning from the NW to the NNW at 8 mph 13 km/h.

Saturday, September 19, 2026

Mid-Morning
Sunapee Weather - 2026-09-19 - Morning - Sunny
46°F 8°C
Sunny
Mid-Afternoon
Sunapee Weather - 2026-09-19 - Afternoon - Cloudy
62°F 16°C
Cloudy
Early-Evening
Sunapee Weather - 2026-09-19 - Evening - Overcast
55°F 13°C
Overcast
Mildly cool near 62°F 16°C, sunny in the morning, becoming overcast through the afternoon and evening, with steady humidity and steady pressure.

Sunday, September 20, 2026

Mid-Morning
Sunapee Weather - 2026-09-20 - Morning - Overcast
51°F 11°C
Overcast
Mid-Afternoon
Sunapee Weather - 2026-09-20 - Afternoon - Drizzle
47°F 8°C
Drizzle
Early-Evening
Sunapee Weather - 2026-09-20 - Evening - Light Rain
46°F 8°C
Light Rain
Chilly near 47°F 8°C, dry early, with showers continuing through afternoon and evening, with increasing humidity and steady pressure.

Monday, September 21, 2026

Mid-Morning
Sunapee Weather - 2026-09-21 - Morning - Overcast
48°F 9°C
Overcast
Mid-Afternoon
Sunapee Weather - 2026-09-21 - Afternoon - Overcast
59°F 15°C
Overcast
Early-Evening
Sunapee Weather - 2026-09-21 - Evening - Sunny
50°F 10°C
Sunny
Cool with a high near 59°F 15°C, overcast through the afternoon, turning sunny this evening, with lower humidity and steady pressure. Winds switching from the NNW to the NNE at 7 mph 10 km/h.

Tuesday, September 22, 2026

Mid-Morning
Sunapee Weather - 2026-09-22 - Morning - Overcast
44°F 7°C
Overcast
Mid-Afternoon
Sunapee Weather - 2026-09-22 - Afternoon - Overcast
51°F 11°C
Overcast
Early-Evening
Sunapee Weather - 2026-09-22 - Evening - Overcast
47°F 9°C
Overcast
Brisk around 51°F 11°C, overcast throughout the day, with steady humidity and steady pressure. Winds moving from the ENE to the E at 4 mph 6 km/h.

Wednesday, September 23, 2026

Mid-Morning
Sunapee Weather - 2026-09-23 - Morning - Overcast
46°F 8°C
Overcast
Mid-Afternoon
Sunapee Weather - 2026-09-23 - Afternoon - Overcast
56°F 13°C
Overcast
Early-Evening
Sunapee Weather - 2026-09-23 - Evening - Overcast
49°F 10°C
Overcast
Cool and brisk at 56°F 13°C, overcast in the morning, cloudy in the afternoon, and overcast this evening, with steady humidity and steady pressure. Winds swinging from the ENE to the E at 9 mph 14 km/h. Gusts up to 23 mph 37 km/h.

Thursday, September 24, 2026

Mid-Morning
Sunapee Weather - 2026-09-24 - Morning - Scattered Showers
46°F 8°C
Scattered Showers
Mid-Afternoon
Sunapee Weather - 2026-09-24 - Afternoon - Light Rain
45°F 7°C
Light Rain
Early-Evening
Sunapee Weather - 2026-09-24 - Evening - Scattered Showers
45°F 7°C
Scattered Showers
Chilly near 45°F 7°C, periods of heavy rain and gusty conditions, with increasing humidity and barometric pressure falling. Winds shifting from the ENE to the NNE at 12 mph 19 km/h. Gusts up to 32 mph 52 km/h.

Friday, September 25, 2026

Mid-Morning
Sunapee Weather - 2026-09-25 - Morning - Scattered Showers
48°F 9°C
Scattered Showers
Mid-Afternoon
Sunapee Weather - 2026-09-25 - Afternoon - Scattered Showers
56°F 13°C
Scattered Showers
Early-Evening
Sunapee Weather - 2026-09-25 - Evening - Scattered Showers
47°F 9°C
Scattered Showers
Crisp with a high near 56°F 13°C, scattered downpours possible, with lower humidity and barometric pressure falling. Winds WNW at 15 mph 23 km/h. Gusts up to 29 mph 46 km/h.

Saturday, September 26, 2026

Mid-Morning
Sunapee Weather - 2026-09-26 - Morning - Sunny
49°F 10°C
Sunny
Mid-Afternoon
Sunapee Weather - 2026-09-26 - Afternoon - Sunny
64°F 18°C
Sunny
Early-Evening
Sunapee Weather - 2026-09-26 - Evening - Overcast
50°F 10°C
Overcast
Refreshing around 64°F 18°C, sunny through the afternoon, turning cloudy this evening, with steady humidity and barometric pressure falling.

Sunday, September 27, 2026

Mid-Morning
Sunapee Weather - 2026-09-27 - Morning - Overcast
45°F 7°C
Overcast
Mid-Afternoon
Sunapee Weather - 2026-09-27 - Afternoon - Partly Cloudy
59°F 15°C
Partly Cloudy
Early-Evening
Sunapee Weather - 2026-09-27 - Evening - Sunny
53°F 12°C
Sunny
Mildly cool near 59°F 15°C, overcast in the morning, cloudy in the afternoon, and sunny this evening, with lower humidity and steady pressure. Winds switching from the NW to the SW at 5 mph 8 km/h.

Monday, September 28, 2026

Mid-Morning
Sunapee Weather - 2026-09-28 - Morning - Sunny
55°F 13°C
Sunny
Mid-Afternoon
Sunapee Weather - 2026-09-28 - Afternoon - Sunny
71°F 21°C
Sunny
Early-Evening
Sunapee Weather - 2026-09-28 - Evening - Sunny
61°F 16°C
Sunny
Pleasant near 71°F 21°C, sunny throughout the day, with steady humidity and steady pressure. Winds moving from the SW to the SSW at 7 mph 11 km/h.

Tuesday, September 29, 2026

Mid-Morning
Sunapee Weather - 2026-09-29 - Morning - Overcast
58°F 15°C
Overcast
Mid-Afternoon
Sunapee Weather - 2026-09-29 - Afternoon - Overcast
74°F 23°C
Overcast
Early-Evening
Sunapee Weather - 2026-09-29 - Evening - Cloudy
66°F 19°C
Cloudy
Comfortable with temperatures reaching 74°F 23°C, overcast throughout the day, with steady humidity and steady pressure. Winds swinging from the SW to the SSW at 5 mph 7 km/h.

Wednesday, September 30, 2026

Mid-Morning
Sunapee Weather - 2026-09-30 - Morning - Sunny
65°F 18°C
Sunny
Mid-Afternoon
Sunapee Weather - 2026-09-30 - Afternoon - Sunny
77°F 25°C
Sunny
Early-Evening
Sunapee Weather - 2026-09-30 - Evening - Sunny
69°F 20°C
Sunny
Enjoyable around 77°F 25°C, cloudy in the morning, becoming sunny through the afternoon and evening, with steady humidity and steady pressure.

Thursday, October 1, 2026

Mid-Morning
Sunapee Weather - 2026-10-01 - Morning - Overcast
64°F 18°C
Overcast
Mid-Afternoon
Sunapee Weather - 2026-10-01 - Afternoon - Scattered Showers
73°F 23°C
Scattered Showers
Early-Evening
Sunapee Weather - 2026-10-01 - Evening - Light Showers
68°F 20°C
Light Showers
Mild temperatures up to 73°F 23°C, scattered downpours possible, with steady humidity and barometric pressure falling. Winds shifting from the SSW to the S at 6 mph 9 km/h.

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Weather by the Numbers

Fri, 18th
Sunapee NH Weather - Friday, Sep 18, 2026 - Sunny
Hi: 71°F 21°C
Lo: 52°F 11°C
Sunrise 06:31 AM
Sunset 06:53 PM
Wind NNW 11 mph17 km/h
Dew Point 48°F9°C
uv Index 5
Barometric Pressure 30.03 in1017 mb
POP 1% *
Humidity 46%
Sat, 19th
Sunapee NH Weather - Saturday, Sep 19, 2026 - Sunny
Hi: 62°F 16°C
Lo: 41°F 5°C
Sunrise 06:32 AM
Sunset 06:51 PM
Wind NNW 6 mph9 km/h
Dew Point 30°F-1°C
uv Index 5
Barometric Pressure 30.21 in1023 mb
POP 1% *
Humidity 35%
Sun, 20th
Sunapee NH Weather - Sunday, Sep 20, 2026 - Light Drizzle
Hi: 54°F 12°C
Lo: 45°F 7°C
Sunrise 06:34 AM
Sunset 06:49 PM
Wind S 5 mph8 km/h
Dew Point 44°F6°C
uv Index 1
Barometric Pressure 30.12 in1020 mb
POP 56% *
Humidity 81%
Mon, 21st
Sunapee NH Weather - Monday, Sep 21, 2026 - Overcast
Hi: 59°F 15°C
Lo: 43°F 6°C
Sunrise 06:35 AM
Sunset 06:48 PM
Wind N 10 mph17 km/h
Dew Point 38°F3°C
uv Index 5
Barometric Pressure 30.18 in1022 mb
POP 12% *
Humidity 52%
Tue, 22nd
Sunapee NH Weather - Tuesday, Sep 22, 2026 - Overcast
Hi: 51°F 11°C
Lo: 41°F 5°C
Sunrise 06:36 AM
Sunset 06:46 PM
Wind ENE 6 mph9 km/h
Dew Point 32°F-0°C
uv Index 2
Barometric Pressure 30.45 in1031 mb
POP 13% *
Humidity 52%
Wed, 23rd
Sunapee NH Weather - Wednesday, Sep 23, 2026 - Partly Cloudy
Hi: 57°F 14°C
Lo: 41°F 5°C
Sunrise 06:37 AM
Sunset 06:44 PM
Wind E 12 mph19 km/h
Dew Point 40°F5°C
uv Index 4
Barometric Pressure 30.56 in1035 mb
POP 11% *
Humidity 61%
Thu, 24th
Sunapee NH Weather - Thursday, Sep 24, 2026 - Light Drizzle
Hi: 48°F 9°C
Lo: 44°F 7°C
Sunrise 06:38 AM
Sunset 06:42 PM
Wind NE 12 mph19 km/h
Dew Point 41°F5°C
uv Index 2
Barometric Pressure 30.3 in1026 mb
POP 34% *
Humidity 80%
Fri, 25th
Sunapee NH Weather - Friday, Sep 25, 2026 - Patchy Rain Nearby
Hi: 58°F 14°C
Lo: 43°F 6°C
Sunrise 06:39 AM
Sunset 06:40 PM
Wind WSW 10 mph16 km/h
Dew Point 48°F9°C
uv Index 3
Barometric Pressure 29.77 in1008 mb
POP 34% *
Humidity 84%
Sat, 26th
Sunapee NH Weather - Saturday, Sep 26, 2026 - Sunny
Hi: 64°F 18°C
Lo: 41°F 5°C
Sunrise 06:40 AM
Sunset 06:38 PM
Wind WSW 5 mph8 km/h
Dew Point 38°F4°C
uv Index 5
Barometric Pressure 30.27 in1025 mb
POP 1% *
Humidity 47%
Sun, 27th
Sunapee NH Weather - Sunday, Sep 27, 2026 - Overcast
Hi: 59°F 15°C
Lo: 41°F 5°C
Sunrise 06:41 AM
Sunset 06:37 PM
Wind NW 10 mph16 km/h
Dew Point 34°F1°C
uv Index 3
Barometric Pressure 30.03 in1017 mb
POP 11% *
Humidity 48%
Mon, 28th
Sunapee NH Weather - Monday, Sep 28, 2026 - Sunny
Hi: 72°F 22°C
Lo: 45°F 7°C
Sunrise 06:43 AM
Sunset 06:35 PM
Wind WSW 8 mph13 km/h
Dew Point 40°F4°C
uv Index 5
Barometric Pressure 30.03 in1017 mb
POP 1% *
Humidity 38%
Tue, 29th
Sunapee NH Weather - Tuesday, Sep 29, 2026 - Overcast
Hi: 75°F 24°C
Lo: 50°F 10°C
Sunrise 06:44 AM
Sunset 06:33 PM
Wind WSW 7 mph12 km/h
Dew Point 44°F7°C
uv Index 5
Barometric Pressure 30 in1016 mb
POP 9% *
Humidity 41%
Wed, 30th
Sunapee NH Weather - Wednesday, Sep 30, 2026 - Sunny
Hi: 78°F 25°C
Lo: 58°F 15°C
Sunrise 06:45 AM
Sunset 06:31 PM
Wind SW 4 mph7 km/h
Dew Point 55°F13°C
uv Index 6
Barometric Pressure 29.97 in1015 mb
POP 2% *
Humidity 51%
Thu, 1st
Sunapee NH Weather - Thursday, Oct 1, 2026 - Overcast
Hi: 73°F 23°C
Lo: 59°F 15°C
Sunrise 06:46 AM
Sunset 06:29 PM
Wind SW 7 mph12 km/h
Dew Point 59°F15°C
uv Index 5
Barometric Pressure 29.8 in1009 mb
POP 16% *
Humidity 66%
* POP = Probability of Precipitation. Data for 12:00 PM.