Hanna, IN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Hanna, a community in Laporte County, Indiana.
Today
82°F
Sunny
Sunny, with a high near 82. South wind 0 to 5 mph.
7-day forecast for Hanna
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 82°F | Sunny | 0 to 5 mph S | 0% |
| Tonight | 60°F | Partly Cloudy | 5 mph S | 0% |
| Wednesday | 82°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 mph SW | 31% |
| Wednesday Night | 64°F | Chance Showers And Thunderstorms then Showers And Thunderstorms | 5 mph S | 84% |
| Thursday | 79°F | Showers And Thunderstorms Likely | 5 mph SW | 84% |
| Thursday Night | 61°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 0 to 5 mph SW | 61% |
| Friday | 81°F | Mostly Sunny | 0 to 5 mph SW | 11% |
| Friday Night | 62°F | Partly Cloudy | 0 to 5 mph SW | 11% |
| Saturday | 83°F | Mostly Sunny | 0 to 5 mph SW | 12% |
| Saturday Night | 67°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 5 mph SW | 17% |
| Sunday | 85°F | Slight Chance Showers And Thunderstorms then Mostly Sunny | 5 to 15 mph SW | 17% |
| Sunday Night | 69°F | Chance Showers And Thunderstorms | 10 mph SW | 37% |
| Monday | 85°F | Chance Rain Showers then Slight Chance Showers And Thunderstorms | 5 to 10 mph SW | 37% |
| Monday Night | 68°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 10 mph SW | 46% |
Forecast source: National Weather Service (api.weather.gov) for Hanna (41.412, -86.779). Updated through the day.
Growing snapshot for Hanna
Last spring frost
Apr 26
First fall frost
Oct 19
Growing season
174 days
Hardiness zone
5b
More local growing data for Hanna: nearby ZIP 46340 weather · frost dates · planting calendar · Indiana frost dates
Nearby towns & communities
Duneland Beach
Fish Lake
Hudson Lake
Kingsbury
Kingsford Heights
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La Porte
Long Beach
Michiana Shores
Michigan City
Pottawattamie Park
Rolling Prairie
Saugany Lake
South Center
Stillwell
Trail Creek
Union Mills
Walkerton
Wanatah
Wellsboro
Westville
Climate data from the nearest NOAA station, Knox Wwtp, In (9.1 mi from Hanna). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.