Laconia, NH Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Laconia, a city in Belknap County, New Hampshire.
Today
82°F
Sunny
Sunny, with a high near 82. West wind 5 to 10 mph.
7-day forecast for Laconia
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 82°F | Sunny | 5 to 10 mph W | 0% |
| Tonight | 61°F | Mostly Clear | 0 to 5 mph SW | 0% |
| Wednesday | 84°F | Partly Sunny | 0 to 5 mph SW | 0% |
| Wednesday Night | 66°F | Partly Cloudy | 0 to 5 mph SW | 6% |
| Thursday | 86°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph SW | 41% |
| Thursday Night | 70°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 36% |
| Friday | 86°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 0 to 5 mph W | 22% |
| Friday Night | 68°F | Slight Chance Showers And Thunderstorms | 0 to 5 mph W | 21% |
| Saturday | 85°F | Chance Rain Showers then Chance Showers And Thunderstorms | 0 to 5 mph W | 43% |
| Saturday Night | 67°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph W | 37% |
| Sunday | 86°F | Sunny | 0 to 5 mph W | 9% |
| Sunday Night | 68°F | Mostly Clear | 0 to 5 mph W | 8% |
| Monday | 85°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 10 mph W | 21% |
| Monday Night | 65°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 to 10 mph W | 21% |
Forecast source: National Weather Service (api.weather.gov) for Laconia (43.577, -71.482). Updated through the day.
Growing snapshot for Laconia
Last spring frost
Apr 30
First fall frost
Oct 18
Growing season
170 days
Hardiness zone
5b
More local growing data for Laconia: nearby ZIP 03246 weather · frost dates · planting calendar · New Hampshire frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Lakeport 2, Nh (2.1 mi from Laconia). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.