Valparaiso, IN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Valparaiso, a city in Porter County, Indiana.
Today
83°F
Sunny
Sunny, with a high near 83. South southwest wind around 5 mph, with gusts as high as 10 mph.
7-day forecast for Valparaiso
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 83°F | Sunny | 5 mph SSW | 0% |
| Tonight | 63°F | Partly Cloudy | 5 mph SSW | 1% |
| Wednesday | 81°F | Partly Sunny then Slight Chance Showers And Thunderstorms | 5 mph SW | 33% |
| Wednesday Night | 65°F | Chance Showers And Thunderstorms then Showers And Thunderstorms | 0 to 5 mph SW | 86% |
| Thursday | 78°F | Showers And Thunderstorms | 5 mph WSW | 86% |
| Thursday Night | 62°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 0 to 5 mph E | 57% |
| Friday | 81°F | Mostly Sunny | 0 to 5 mph SW | 8% |
| Friday Night | 63°F | Mostly Clear | 0 mph | 8% |
| Saturday | 83°F | Mostly Sunny | 5 mph SSW | 11% |
| Saturday Night | 68°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 5 mph SSW | 17% |
| Sunday | 85°F | Slight Chance Showers And Thunderstorms then Mostly Sunny | 5 to 10 mph SW | 17% |
| Sunday Night | 69°F | Chance Showers And Thunderstorms | 5 to 10 mph SW | 37% |
| Monday | 84°F | Chance Rain Showers then Slight Chance Showers And Thunderstorms | 5 to 10 mph SW | 37% |
| Monday Night | 68°F | Chance Showers And Thunderstorms | 5 to 10 mph WSW | 47% |
Forecast source: National Weather Service (api.weather.gov) for Valparaiso (41.480, -87.052). Updated through the day.
Growing snapshot for Valparaiso
Last spring frost
Apr 20
First fall frost
Oct 26
Growing season
187 days
Hardiness zone
6a
More local growing data for Valparaiso: nearby ZIP 46383 weather · frost dates · planting calendar · Indiana frost dates
Nearby towns & communities
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Porter
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Town of Pines
Wheeler
Climate data from the nearest NOAA station, Valparaiso Porter Co Muni Ap, In (0.4 mi from Valparaiso). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.