National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Laconia, Laconia Municipal Airport (KLCI)

Lat: 43.57°NLon: 71.42°WElev: 545ft.

Fair

52°F

11°C

Humidity 49%
Wind Speed S 3 mph
Barometer 30.45 in (1031.6 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Last update 10 Oct 5:56 pm EDT
Extended Forecast for

Thornton NH

  • Tonight

    Tonight: Widespread frost, mainly after 5am. Otherwise, partly cloudy, with a low around 33. Northwest wind around 5 mph becoming calm.

    Low: 33 °F

    Partly Cloudy
    then Frost

  • Sunday

    Sunday: Widespread frost before 8am. Otherwise, increasing clouds, with a high near 62. Calm wind becoming south around 5 mph.

    High: 62 °F

    Frost then
    Cloudy

  • Sunday Night

    Sunday Night: A chance of showers before 10pm, then rain, mainly after 10pm. Low around 45. Calm wind. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 45 °F

    Rain

  • Columbus Day

    Columbus Day: A 30 percent chance of showers before 7am. Cloudy, then gradually becoming mostly sunny, with a high near 68. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 68 °F

    Chance
    Showers then
    Mostly Sunny

  • Monday Night

    Monday Night: A 40 percent chance of showers after 3am. Mostly cloudy, with a low around 42. Calm wind.

    Low: 42 °F

    Mostly Cloudy
    then Chance
    Showers

  • Tuesday

    Tuesday: Showers. High near 54. Chance of precipitation is 80%.

    High: 54 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers. Low around 45. Chance of precipitation is 90%.

    Low: 45 °F

    Showers

  • Wednesday

    Wednesday: Showers likely, mainly before 8am. Mostly cloudy, with a high near 59. Chance of precipitation is 60%.

    High: 59 °F

    Showers
    Likely then
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Widespread frost, mainly after 5am. Otherwise, partly cloudy, with a low around 33. Northwest wind around 5 mph becoming calm.
Sunday
Widespread frost before 8am. Otherwise, increasing clouds, with a high near 62. Calm wind becoming south around 5 mph.
Sunday Night
A chance of showers before 10pm, then rain, mainly after 10pm. Low around 45. Calm wind. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Columbus Day
A 30 percent chance of showers before 7am. Cloudy, then gradually becoming mostly sunny, with a high near 68. Calm wind becoming northwest around 5 mph in the afternoon.
Monday Night
A 40 percent chance of showers after 3am. Mostly cloudy, with a low around 42. Calm wind.
Tuesday
Showers. High near 54. Chance of precipitation is 80%.
Tuesday Night
Showers. Low around 45. Chance of precipitation is 90%.
Wednesday
Showers likely, mainly before 8am. Mostly cloudy, with a high near 59. Chance of precipitation is 60%.
Wednesday Night
Mostly cloudy, with a low around 37.
Thursday
Mostly sunny, with a high near 55.
Thursday Night
Partly cloudy, with a low around 34.
Friday
A 40 percent chance of showers. Partly sunny, with a high near 54.
Friday Night
Showers likely. Mostly cloudy, with a low around 39. Chance of precipitation is 60%.
Saturday
A 40 percent chance of showers. Mostly cloudy, with a high near 52.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Thornton NH
 43.89°N 71.69°W (Elev. 1030 ft)
Last Update:
2:20 pm EDT Oct 10, 2026
Forecast Valid:
6pm EDT Oct 10, 2026-6pm EDT Oct 17, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation