Laconia, IN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Laconia, a town in Harrison County, Indiana.
Overnight
70°F
Partly Cloudy
Partly cloudy, with a low around 70. East wind around 5 mph. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Laconia
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 70°F | Partly Cloudy | 5 mph E | 14% |
| Saturday | 93°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 mph SE | 20% |
| Saturday Night | 70°F | Mostly Clear | 5 mph S | 11% |
| Sunday | 93°F | Mostly Sunny | 5 to 8 mph SW | 5% |
| Sunday Night | 68°F | Partly Cloudy | 3 to 7 mph N | 10% |
| Monday | 86°F | Partly Sunny then Chance Showers And Thunderstorms | 5 to 8 mph NE | 43% |
| Monday Night | 62°F | Chance Showers And Thunderstorms | 6 to 10 mph NE | 45% |
| Tuesday | 77°F | Chance Rain Showers then Chance Showers And Thunderstorms | 6 to 9 mph NE | 39% |
| Tuesday Night | 59°F | Chance Showers And Thunderstorms | 5 to 10 mph N | 39% |
| Wednesday | 74°F | Slight Chance Rain Showers then Partly Sunny | 7 mph N | 16% |
| Wednesday Night | 57°F | Partly Cloudy | 3 to 8 mph N | 11% |
| Thursday | 74°F | Mostly Sunny | 3 to 7 mph N | 8% |
| Thursday Night | 57°F | Partly Cloudy | 3 to 7 mph N | 8% |
| Friday | 74°F | Mostly Sunny | 3 to 8 mph NE | 4% |
Forecast source: National Weather Service (api.weather.gov) for Laconia (38.032, -86.086). Updated through the day.
Growing snapshot for Laconia
Last spring frost
Apr 19
First fall frost
Oct 24
Growing season
186 days
Hardiness zone
7a
More local growing data for Laconia: nearby ZIP 47135 weather · frost dates · planting calendar · Indiana frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Brandenburg, Ky (6.8 mi from Laconia). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.