Thayer, IN Weather & Growing Conditions
Overnight
60°F
Patchy Fog
Patchy fog. Mostly clear, with a low around 60. South southeast wind around 0 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 60°F | Patchy Fog | 0 mph | 0% |
| Tuesday | 84°F | Patchy Fog then Mostly Sunny | 0 to 5 mph S | 0% |
| Tuesday Night | 61°F | Partly Cloudy | 0 to 5 mph S | 0% |
| Wednesday | 83°F | Partly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph SW | 26% |
| Wednesday Night | 64°F | Chance Showers And Thunderstorms then Showers And Thunderstorms | 0 to 5 mph SW | 86% |
| Thursday | 79°F | Showers And Thunderstorms | 0 to 5 mph SSW | 86% |
| Thursday Night | 61°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 0 to 5 mph ESE | 59% |
| Friday | 82°F | Mostly Sunny | 0 mph | 9% |
| Friday Night | 62°F | Partly Cloudy | 0 mph | 11% |
| Saturday | 84°F | Mostly Sunny | 0 to 5 mph SSW | 9% |
| Saturday Night | 67°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 5 mph SSW | 15% |
| Sunday | 86°F | Slight Chance Showers And Thunderstorms then Mostly Sunny | 5 to 10 mph SW | 15% |
| Sunday Night | 68°F | Chance Showers And Thunderstorms | 5 to 10 mph SSW | 33% |
| Monday | 86°F | Chance Rain Showers then Slight Chance Showers And Thunderstorms | 5 to 10 mph SW | 33% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Thayer, IN
Last spring frost
Apr 29
First fall frost
Oct 16
Growing season
171 days
Hardiness zone
5b
Explore more for Thayer, IN: full frost dates · planting calendar · Indiana frost dates
Climate data from the nearest NOAA station, Lowell, In (7.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.