Gary, IN Weather & Growing Conditions
Today
65°F
Chance Rain then Slight Chance Rain Showers
A chance of rain before noon, then a slight chance of drizzle between noon and 2pm, then a slight chance of rain showers and a slight chance of drizzle. Mostly cloudy. High near 65, with temperatures falling to around 57 in the afternoon. Southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 65°F | Chance Rain then Slight Chance Rain Showers | 15 mph SW | 33% |
| Tonight | 47°F | Slight Chance Rain | 10 to 15 mph SW | 17% |
| Thursday | 55°F | Mostly Cloudy then Chance Rain | 10 to 15 mph WSW | 46% |
| Thursday Night | 42°F | Rain | 10 to 15 mph NW | 81% |
| Friday | 50°F | Chance Rain | 15 to 20 mph NNW | 36% |
| Friday Night | 40°F | Mostly Cloudy | 10 to 20 mph NNW | 10% |
| Saturday | 50°F | Mostly Sunny | 5 to 10 mph NW | 5% |
| Saturday Night | 38°F | Partly Cloudy | 5 mph WNW | 0% |
| Sunday | 54°F | Sunny | 5 to 10 mph W | 6% |
| Sunday Night | 39°F | Mostly Clear | 5 mph W | 3% |
| Monday | 59°F | Sunny | 5 mph SW | 1% |
| Monday Night | 43°F | Mostly Clear | 5 mph WSW | 1% |
| Tuesday | 60°F | Sunny | 5 mph W | 1% |
| Tuesday Night | 43°F | Partly Cloudy | 0 to 5 mph NW | 3% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Gary, IN
Last spring frost
Apr 22
First fall frost
Oct 27
Growing season
188 days
Hardiness zone
6a
Explore more for Gary, IN: full frost dates · planting calendar · Indiana frost dates
Climate data from the nearest NOAA station, Indiana Dunes Nl, In (8.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.