Plymouth, IN Weather & Growing Conditions
This Afternoon
82°F
Sunny
Sunny, with a high near 82. South wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 82°F | Sunny | 5 mph S | 0% |
| Tonight | 62°F | Mostly Clear | 0 to 5 mph S | 0% |
| Wednesday | 83°F | Slight Chance Rain Showers | 5 mph SW | 21% |
| Wednesday Night | 65°F | Chance Showers And Thunderstorms | 0 to 5 mph SW | 75% |
| Thursday | 78°F | Showers And Thunderstorms Likely | 0 to 5 mph SW | 58% |
| Thursday Night | 63°F | Chance Showers And Thunderstorms | 0 to 5 mph E | 44% |
| Friday | 81°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 0 to 5 mph SW | 17% |
| Friday Night | 64°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 0 to 5 mph SW | 28% |
| Saturday | 82°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 to 10 mph SW | 20% |
| Saturday Night | 64°F | Chance Showers And Thunderstorms | 0 to 5 mph SW | 33% |
| Sunday | 82°F | Chance Showers And Thunderstorms | 5 to 10 mph S | 43% |
| Sunday Night | 68°F | Chance Showers And Thunderstorms | 5 to 10 mph SW | 43% |
| Monday | 84°F | Chance Showers And Thunderstorms | 5 to 10 mph SW | 46% |
| Monday Night | 68°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 5 to 10 mph SW | 61% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Plymouth, IN
Last spring frost
Apr 25
First fall frost
Oct 21
Growing season
178 days
Hardiness zone
6a
Explore more for Plymouth, IN: full frost dates · planting calendar · Indiana frost dates
Climate data from the nearest NOAA station, Plymouth, In (1.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.