Leesburg, IN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Leesburg, a town in Kosciusko County, Indiana.
Overnight
57°F
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after 5am. Mostly cloudy. Low around 57, with temperatures rising to around 63 overnight. East wind around 10 mph. Chance of precipitation is 20%.
7-day forecast for Leesburg
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 57°F | Slight Chance Showers And Thunderstorms | 10 mph E | 19% |
| Saturday | 76°F | Showers And Thunderstorms | 5 to 10 mph SE | 80% |
| Saturday Night | 65°F | Chance Showers And Thunderstorms then Showers And Thunderstorms | 5 mph S | 79% |
| Sunday | 73°F | Showers And Thunderstorms | 5 to 10 mph NW | 79% |
| Sunday Night | 53°F | Chance Rain Showers | 10 to 15 mph NE | 47% |
| Monday | 65°F | Chance Rain Showers | 10 to 15 mph NE | 40% |
| Monday Night | 49°F | Slight Chance Rain Showers then Mostly Cloudy | 10 to 15 mph NE | 19% |
| Tuesday | 65°F | Mostly Cloudy then Slight Chance Rain Showers | 15 mph NE | 19% |
| Tuesday Night | 51°F | Slight Chance Rain Showers | 5 to 15 mph NE | 19% |
| Wednesday | 65°F | Slight Chance Rain Showers then Mostly Cloudy | 10 mph NE | 16% |
| Wednesday Night | 51°F | Mostly Cloudy | 5 to 10 mph NE | 12% |
| Thursday | 68°F | Partly Sunny | 5 to 10 mph N | 6% |
| Thursday Night | 51°F | Mostly Cloudy | 5 to 10 mph NE | 6% |
| Friday | 70°F | Mostly Sunny | 5 mph N | 6% |
Forecast source: National Weather Service (api.weather.gov) for Leesburg (41.331, -85.849). Updated through the day.
Growing snapshot for Leesburg
Last spring frost
Apr 28
First fall frost
Oct 18
Growing season
170 days
Hardiness zone
6a
More local growing data for Leesburg: nearby ZIP 46538 weather · frost dates · planting calendar · Indiana frost dates
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Climate data from the nearest NOAA station, Warsaw, In (5.2 mi from Leesburg). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.