Laconia, NH Weather & Growing Conditions
This Afternoon
68°F
Mostly Sunny
Mostly sunny, with a high near 68. Southwest wind 5 to 10 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 68°F | Mostly Sunny | 5 to 10 mph SW | 3% |
| Tonight | 51°F | Partly Cloudy | 10 mph SW | 2% |
| Thursday | 63°F | Mostly Cloudy then Light Rain Likely | 10 mph SW | 61% |
| Thursday Night | 56°F | Chance Light Rain | 5 to 15 mph SW | 32% |
| Friday | 62°F | Chance Light Rain | 5 mph NW | 50% |
| Friday Night | 51°F | Light Rain | 5 to 10 mph NE | 82% |
| Saturday | 55°F | Light Rain Likely | 5 to 10 mph NE | 67% |
| Saturday Night | 44°F | Chance Light Rain | 5 to 10 mph N | 42% |
| Sunday | 49°F | Chance Light Rain | 5 to 10 mph NW | 35% |
| Sunday Night | 38°F | Partly Cloudy | 5 to 10 mph W | 8% |
| Monday | 47°F | Slight Chance Light Rain | 10 to 15 mph W | 15% |
| Monday Night | 36°F | Partly Cloudy | 10 mph W | 13% |
| Tuesday | 48°F | Mostly Sunny | 10 to 15 mph W | 9% |
| Tuesday Night | 36°F | Partly Cloudy | 10 mph W | 9% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Laconia, NH
Last spring frost
Apr 30
First fall frost
Oct 18
Growing season
170 days
Hardiness zone
5b
Explore more for Laconia, NH: full frost dates · planting calendar · New Hampshire frost dates
Climate data from the nearest NOAA station, Lakeport 2, Nh (4.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.