Valparaiso, IN Weather & Growing Conditions
Tonight
60°F
Mostly Cloudy then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 3am. Mostly cloudy, with a low around 60. East southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 60°F | Mostly Cloudy then Chance Showers And Thunderstorms | 5 to 10 mph ESE | 32% |
| Saturday | 77°F | Showers And Thunderstorms Likely | 5 to 10 mph SE | 83% |
| Saturday Night | 66°F | Showers And Thunderstorms Likely | 5 mph S | 81% |
| Sunday | 71°F | Showers And Thunderstorms | 5 to 15 mph NNE | 81% |
| Sunday Night | 53°F | Showers And Thunderstorms Likely | 10 to 15 mph NE | 66% |
| Monday | 66°F | Showers And Thunderstorms Likely | 10 to 15 mph ENE | 56% |
| Monday Night | 49°F | Chance Rain Showers then Mostly Cloudy | 10 to 15 mph NE | 36% |
| Tuesday | 65°F | Slight Chance Rain Showers | 10 mph NE | 21% |
| Tuesday Night | 50°F | Slight Chance Rain Showers then Mostly Cloudy | 5 to 10 mph NE | 21% |
| Wednesday | 67°F | Slight Chance Rain Showers | 5 to 10 mph NNE | 15% |
| Wednesday Night | 51°F | Mostly Cloudy | 5 to 10 mph NNE | 8% |
| Thursday | 69°F | Partly Sunny | 5 to 10 mph NNE | 5% |
| Thursday Night | 51°F | Mostly Cloudy | 0 to 5 mph NNE | 4% |
| Friday | 71°F | Mostly Sunny | 0 to 5 mph NNE | 5% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Valparaiso, IN
Last spring frost
Apr 20
First fall frost
Oct 26
Growing season
187 days
Hardiness zone
6a
Explore more for Valparaiso, IN: full frost dates · planting calendar · Indiana frost dates
Climate data from the nearest NOAA station, Valparaiso Porter Co Muni Ap, In (0.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.