Otterbein, IN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Otterbein, a town in Warren County, Indiana.
This Afternoon
67°F
Mostly Cloudy
Mostly cloudy. High near 67, with temperatures falling to around 60 in the afternoon. Southwest wind around 15 mph, with gusts as high as 21 mph. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Otterbein
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 67°F | Mostly Cloudy | 15 mph SW | 8% |
| Tonight | 48°F | Cloudy | 8 to 12 mph SW | 7% |
| Thursday | 59°F | Mostly Cloudy | 9 to 15 mph SW | 10% |
| Thursday Night | 43°F | Chance Light Rain | 3 to 9 mph WNW | 48% |
| Friday | 52°F | Mostly Cloudy | 8 to 12 mph NNW | 13% |
| Friday Night | 35°F | Partly Cloudy | 5 to 10 mph NNW | 5% |
| Saturday | 53°F | Sunny | 6 mph NW | 0% |
| Saturday Night | 31°F | Mostly Clear | 0 to 3 mph WNW | 0% |
| Sunday | 59°F | Sunny | 2 to 9 mph W | 1% |
| Sunday Night | 34°F | Mostly Clear | 2 to 6 mph W | 1% |
| Monday | 63°F | Sunny | 1 to 8 mph WSW | 0% |
| Monday Night | 39°F | Clear | 7 mph SW | 0% |
| Tuesday | 64°F | Sunny | 6 mph W | 1% |
| Tuesday Night | 37°F | Mostly Clear | 0 to 3 mph NW | 2% |
Forecast source: National Weather Service (api.weather.gov) for Otterbein (40.488, -87.088). Updated through the day.
Growing snapshot for Otterbein
Last spring frost
Apr 26
First fall frost
Oct 12
Growing season
169 days
Hardiness zone
6a
More local growing data for Otterbein: nearby ZIP 47970 weather · frost dates · planting calendar · Indiana frost dates
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State Line City
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West Lebanon
Climate data from the nearest NOAA station, W Lafayette 6 Nw, In (6.7 mi from Otterbein). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 5, 2026.