Hymera, IN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Hymera, a town in Sullivan County, Indiana.
Today
94°F
Mostly Sunny then Chance Showers And Thunderstorms
A slight chance of rain showers between 1pm and 2pm, then a chance of showers and thunderstorms between 2pm and 5pm, then a slight chance of showers and thunderstorms. Mostly sunny. High near 94, with temperatures falling to around 91 in the afternoon. South southwest wind around 6 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Hymera
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 94°F | Mostly Sunny then Chance Showers And Thunderstorms | 6 mph SSW | 42% |
| Tonight | 71°F | Slight Chance Showers And Thunderstorms then Mostly Cloudy | 5 mph SSE | 18% |
| Sunday | 90°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 2 to 7 mph WNW | 24% |
| Sunday Night | 63°F | Chance Showers And Thunderstorms | 6 to 9 mph NNE | 54% |
| Monday | 75°F | Rain Showers Likely | 7 to 10 mph NE | 68% |
| Monday Night | 57°F | Showers And Thunderstorms Likely | 7 to 12 mph NE | 68% |
| Tuesday | 72°F | Chance Showers And Thunderstorms | 7 to 10 mph NE | 33% |
| Tuesday Night | 55°F | Chance Showers And Thunderstorms then Mostly Cloudy | 5 to 12 mph NNE | 33% |
| Wednesday | 72°F | Partly Sunny | 5 to 8 mph N | 7% |
| Wednesday Night | 55°F | Partly Cloudy | 2 to 8 mph N | 6% |
| Thursday | 73°F | Mostly Sunny | 3 to 8 mph N | 4% |
| Thursday Night | 56°F | Partly Cloudy | 2 to 8 mph NNE | 4% |
| Friday | 75°F | Mostly Sunny | 3 to 8 mph NNE | 1% |
| Friday Night | 55°F | Partly Cloudy | 3 to 8 mph NE | 1% |
Forecast source: National Weather Service (api.weather.gov) for Hymera (39.186, -87.299). Updated through the day.
Growing snapshot for Hymera
Last spring frost
Apr 14
First fall frost
Oct 26
Growing season
193 days
Hardiness zone
6a
More local growing data for Hymera: nearby ZIP 47855 weather · frost dates · planting calendar · Indiana frost dates
Nearby towns & communities
Carlisle
Cass
Dugger
Fairbanks
Farmersburg
Graysville
Merom
New Lebanon
Paxton
Pleasantville
Shelburn
Sullivan
Climate data from the nearest NOAA station, Shakamak Sp, In (3.6 mi from Hymera). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.