Jimmerson Lake, IN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Jimmerson Lake, a community in Steuben County, Indiana.
This Afternoon
74°F
Mostly Sunny
Mostly sunny, with a high near 74. East wind around 5 mph.
7-day forecast for Jimmerson Lake
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 74°F | Mostly Sunny | 5 mph E | 3% |
| Tonight | 57°F | Mostly Cloudy then Chance Showers And Thunderstorms | 5 mph E | 41% |
| Saturday | 73°F | Chance Showers And Thunderstorms then Showers And Thunderstorms | 5 to 10 mph SE | 88% |
| Saturday Night | 62°F | Chance Showers And Thunderstorms then Showers And Thunderstorms | 5 mph S | 86% |
| Sunday | 71°F | Showers And Thunderstorms | 5 to 10 mph N | 82% |
| Sunday Night | 52°F | Chance Showers And Thunderstorms | 10 mph NE | 50% |
| Monday | 65°F | Chance Rain Showers | 10 to 15 mph NE | 43% |
| Monday Night | 49°F | Slight Chance Rain Showers | 10 to 15 mph NE | 20% |
| Tuesday | 64°F | Mostly Cloudy then Slight Chance Rain Showers | 10 to 15 mph NE | 20% |
| Tuesday Night | 51°F | Slight Chance Rain Showers | 10 to 15 mph NE | 20% |
| Wednesday | 64°F | Slight Chance Rain Showers | 10 mph NE | 23% |
| Wednesday Night | 51°F | Slight Chance Rain Showers then Mostly Cloudy | 5 to 10 mph NE | 17% |
| Thursday | 67°F | Partly Sunny | 5 to 10 mph NE | 8% |
| Thursday Night | 51°F | Mostly Cloudy | 5 to 10 mph NE | 8% |
Forecast source: National Weather Service (api.weather.gov) for Jimmerson Lake (41.702, -85.060). Updated through the day.
Growing snapshot for Jimmerson Lake
Last spring frost
Apr 30
First fall frost
Oct 16
Growing season
167 days
Hardiness zone
6a
More local growing data for Jimmerson Lake: nearby ZIP 46703 weather · frost dates · planting calendar · Indiana frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Angola, In (0.7 mi from Jimmerson Lake). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.