Grantham, New Hampshire Weather
your sport, your way
Air Sports Net on FacebookAir Sports Net on Google +Air Sports Net on TwitterReceive RSS UpdatesReceive Email Updates

No Watches or Warnings for Grantham
Change location by the zip code or city,state: or search for other weather forecast locations in New Hampshire by name.
Weather Forecast for Grantham, New Hampshire : Sullivan County
Issued: 6:42 am EDT Jun 27, 2025 Latitude: 43.4895173 Longitude: -72.1375878 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Saturday Sunday Monday Tuesday Wednesday Thursday
Partly Sunny on Today 30% chance of thunderstorms on Tonight 60% chance of thunderstorms on Saturday Mostly Sunny on Sunday Mostly Sunny on Monday 70% chance of thunderstorms on Tuesday Sunny on Wednesday Mostly Sunny on Thursday
High: 70°F Low: 54°F High: 65°F High: 77°F High: 88°F High: 82°F High: 81°F High: 79°F
Low: 60°F Low: 60°F Low: 66°F Low: 64°F Low: 60°F  
Partly Sunny Thunderstorms Thunderstorms Mostly Sunny Mostly Sunny Thunderstorms Sunny Mostly Sunny
-
Current Conditions at
LEBANON - (KLEB)
57°
Cloudy
as of 7:53 AM EDST
Rel. Humidity: 93%
Dew Point: 55°F
Visibility: 10 Miles
Pressure: 30.30 in.
Flight Rule: LIFR
Wind Data
5 MPH
340° North
Cloud Level(s): Solid Overcast at 100ft
Current Conditions at
SPRINGFIELD - (KVSF)
57°
Cloudy
as of 7:54 AM EDST
Rel. Humidity: 93%
Dew Point: 55°F
Visibility: 10 Miles
Pressure: 30.30 in.
Flight Rule: LIFR
Wind Data
Calm
Cloud Level(s): Solid Overcast at 400ft
Current Conditions at
LACONIA - (KLCI)
63°
Clear
as of 7:56 AM EDST
Rel. Humidity: 67%
Dew Point: 52°F
Visibility: 10 Miles
Pressure: 30.30 in.
Flight Rule: VFR
Wind Data
7 MPH
070° East
Cloud Level(s): Clear
Current Conditions at
CONCORD - (KCON)
59°
Clear
as of 7:51 AM EDST
Rel. Humidity: 93%
Dew Point: 57°F
Visibility: 10 Miles
Pressure: 30.30 in.
Flight Rule: VFR
Wind Data
5 MPH
330° Northwest
Cloud Level(s): Clear
Partly Sunny on Today Today... Partly sunny, with a high near 70. East wind around 5 mph becoming south in the afternoon.
30% chance of thunderstorms Tonight Tonight... A slight chance of showers between 11pm and 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 54. Southeast wind around 5 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
60% chance of thunderstorms Saturday Saturday... Showers likely and possibly a thunderstorm before 11am, then a chance of showers and thunderstorms between 11am and 4pm, then showers likely and possibly a thunderstorm after 4pm. Cloudy, with a high near 65. Southeast wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
60% chance of thunderstorms Saturday Night Saturday Night... Showers and thunderstorms likely before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 60. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.
Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 77. Northwest wind around 5 mph.
Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around 60.
Mostly Sunny on Monday Monday... Mostly sunny, with a high near 88.
50% chance of rain Monday Night Monday Night... A 50 percent chance of showers. Mostly cloudy, with a low around 66.
70% chance of thunderstorms Tuesday Tuesday... Showers likely, with thunderstorms also possible after 2pm. Partly sunny, with a high near 82. Chance of precipitation is 70%.
30% chance of thunderstorms Tuesday Night Tuesday Night... A chance of thunderstorms before 8pm. Mostly clear, with a low around 64. Chance of precipitation is 30%.
Sunny on Wednesday Wednesday... Sunny, with a high near 81.
Mostly Clear on Wednesday Night Wednesday Night... Mostly clear, with a low around 60.
Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 79.
Current Radar Image


Sun Almanac for Grantham, New Hampshire
Sunrise: 05:10 AM
Sunset: 8:34 PM
Civil Sunrise:04:34 AM
Civil Sunset: 9:09 PM
Nautical Sunrise: 03:47 AM
Nautical Sunset: 9:56 PM
Astro Sunrise: 02:49 AM
Astro Sunset: 10:55 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.