Newmarket, New Hampshire Weather
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Weather Forecast for Newmarket, New Hampshire : Rockingham County
Issued: 6:43 am EDT Aug 28, 2025 Latitude: 43.082864 Longitude: -70.9350582 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Friday Saturday Sunday Labor Day Tuesday Wednesday
Sunny on Today Cloudy on Tonight 80% chance of thunderstorms on Friday Sunny on Saturday Sunny on Sunday Sunny on Labor Day Sunny on Tuesday Sunny on Wednesday
High: 78°F Low: 57°F High: 74°F High: 74°F High: 77°F High: 77°F High: 79°F High: 77°F
Low: 51°F Low: 50°F Low: 52°F Low: 53°F Low: 53°F  
Sunny Cloudy Thunderstorms Sunny Sunny Sunny Sunny Sunny
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Current Conditions at
PORTSMOUTH - (KPSM)
57°
Partly Cloudy
as of 7:55 AM EDST
Rel. Humidity: 76%
Dew Point: 50°F
Visibility: 10 Miles
Pressure: 30.11 in.
Flight Rule: VFR
Wind Data
3 MPH
230° Southwest
Cloud Level(s): Scattered at 25000ft
Current Conditions at
SANFORD MUNICIPAL - (KSFM)
54°
Clear
as of 7:56 AM EDST
Rel. Humidity: 93%
Dew Point: 52°F
Visibility: 10 Miles
Pressure: 30.12 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
LAWRENCE - (KLWM)
55°
Clear
as of 7:54 AM EDST
Rel. Humidity: 82%
Dew Point: 50°F
Visibility: 10 Miles
Pressure: 30.15 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
MANCHESTER - (KMHT)
52°
Mostly Clear
as of 7:53 AM EDST
Rel. Humidity: 87%
Dew Point: 48°F
Visibility: 10 Miles
Pressure: 30.12 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Few at 25000ft
Sunny on Today Today... Sunny, with a high near 78. Calm wind becoming southwest around 5 mph in the afternoon.
Cloudy on Tonight Tonight... Partly cloudy, with a low around 57. South wind around 5 mph.
80% chance of thunderstorms Friday Friday... Scattered showers, then showers and possibly a thunderstorm after 11am. High near 74. South wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
80% chance of thunderstorms Friday Night Friday Night... Showers and possibly a thunderstorm before 9pm, then a chance of showers between 9pm and 1am. Low around 51. Calm wind. Chance of precipitation is 80%.
Sunny on Saturday Saturday... Sunny, with a high near 74. Northwest wind around 5 mph.
Mostly Clear on Saturday Night Saturday Night... Mostly clear, with a low around 50.
Sunny on Sunday Sunday... Sunny, with a high near 77.
Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 52.
Sunny on Labor Day Labor Day... Sunny, with a high near 77.
Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 53.
Sunny on Tuesday Tuesday... Sunny, with a high near 79.
Mostly Clear on Tuesday Night Tuesday Night... Mostly clear, with a low around 53.
Sunny on Wednesday Wednesday... Sunny, with a high near 77.
Current Radar Image


Sun Almanac for Newmarket, New Hampshire
Sunrise: 06:04 AM
Sunset: 7:25 PM
Civil Sunrise:05:35 AM
Civil Sunset: 7:55 PM
Nautical Sunrise: 04:59 AM
Nautical Sunset: 8:30 PM
Astro Sunrise: 04:22 AM
Astro Sunset: 9:08 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.