Griffin, IN Weather & Growing Conditions
This Afternoon
98°F
Sunny
Sunny. High near 98, with temperatures falling to around 96 in the afternoon. West southwest wind 3 to 7 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 98°F | Sunny | 3 to 7 mph WSW | 4% |
| Tonight | 72°F | Partly Cloudy | 1 to 5 mph SSW | 7% |
| Sunday | 96°F | Mostly Sunny | 5 to 8 mph WSW | 2% |
| Sunday Night | 68°F | Partly Cloudy then Chance Showers And Thunderstorms | 3 to 7 mph N | 39% |
| Monday | 86°F | Chance Showers And Thunderstorms | 6 to 9 mph NE | 49% |
| Monday Night | 61°F | Chance Showers And Thunderstorms | 6 to 10 mph NE | 49% |
| Tuesday | 77°F | Chance Showers And Thunderstorms | 6 to 12 mph NNE | 37% |
| Tuesday Night | 58°F | Partly Cloudy | 5 to 12 mph N | 10% |
| Wednesday | 76°F | Mostly Sunny | 5 to 9 mph N | 9% |
| Wednesday Night | 56°F | Partly Cloudy | 2 to 9 mph N | 2% |
| Thursday | 77°F | Mostly Sunny | 2 to 7 mph N | 1% |
| Thursday Night | 58°F | Partly Cloudy | 2 to 7 mph NNE | 1% |
| Friday | 79°F | Partly Sunny | 2 to 8 mph NNE | 4% |
| Friday Night | 57°F | Partly Cloudy | 3 to 7 mph NNE | 4% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Griffin, IN
Last spring frost
Apr 7
First fall frost
Oct 25
Growing season
201 days
Hardiness zone
7a
Explore more for Griffin, IN: full frost dates · planting calendar · Indiana frost dates
Climate data from the nearest NOAA station, Grayville, Il (5.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.