Donaldson, IN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Donaldson, a community in Marshall County, Indiana.
This Afternoon
67°F
Isolated Rain Showers
Isolated rain showers before 3pm. Partly sunny. High near 67, with temperatures falling to around 60 in the afternoon. Southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
7-day forecast for Donaldson
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 67°F | Isolated Rain Showers | 15 mph SW | 15% |
| Tonight | 47°F | Mostly Cloudy | 10 mph SW | 13% |
| Thursday | 56°F | Mostly Cloudy then Chance Rain Showers | 10 to 15 mph SW | 27% |
| Thursday Night | 41°F | Rain Showers Likely | 5 to 10 mph W | 66% |
| Friday | 50°F | Chance Rain Showers | 10 to 15 mph NW | 53% |
| Friday Night | 36°F | Chance Rain Showers | 5 to 10 mph NW | 35% |
| Saturday | 51°F | Partly Sunny | 5 to 10 mph NW | 5% |
| Saturday Night | 31°F | Mostly Clear | 0 to 5 mph W | 0% |
| Sunday | 55°F | Sunny | 5 to 10 mph W | 1% |
| Sunday Night | 33°F | Mostly Clear | 5 mph W | 1% |
| Monday | 59°F | Sunny | 5 to 10 mph SW | 0% |
| Monday Night | 38°F | Mostly Clear | 5 mph SW | 0% |
| Tuesday | 61°F | Sunny | 5 mph W | 0% |
| Tuesday Night | 36°F | Mostly Clear | 0 to 5 mph NW | 2% |
Forecast source: National Weather Service (api.weather.gov) for Donaldson (41.362, -86.444). Updated through the day.
Growing snapshot for Donaldson
Last spring frost
Apr 25
First fall frost
Oct 21
Growing season
178 days
Hardiness zone
6a
More local growing data for Donaldson: nearby ZIP 46513 weather · frost dates · planting calendar · Indiana frost dates
Nearby towns & communities
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Teegarden
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Tyner
Climate data from the nearest NOAA station, Plymouth, In (6.1 mi from Donaldson). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.