Hiawatha, KS Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Hiawatha, a city in Brown County, Kansas.
Overnight
67°F
Mostly Cloudy
Mostly cloudy, with a low around 67. South wind around 5 mph.
7-day forecast for Hiawatha
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 67°F | Mostly Cloudy | 5 mph S | 14% |
| Tuesday | 87°F | Partly Sunny | 5 mph SE | 14% |
| Tuesday Night | 66°F | Chance Showers And Thunderstorms | 5 to 10 mph NE | 31% |
| Wednesday | 75°F | Chance Showers And Thunderstorms | 10 mph NE | 54% |
| Wednesday Night | 62°F | Chance Showers And Thunderstorms | 5 to 10 mph NE | 47% |
| Thursday | 81°F | Chance Showers And Thunderstorms then Mostly Sunny | 5 mph NE | 42% |
| Thursday Night | 64°F | Mostly Clear then Slight Chance Showers And Thunderstorms | 0 to 5 mph S | 17% |
| Friday | 86°F | Slight Chance Showers And Thunderstorms then Mostly Sunny | 5 mph S | 17% |
| Friday Night | 69°F | Mostly Clear | 5 mph S | 7% |
| Saturday | 90°F | Sunny | 5 to 10 mph S | 3% |
| Saturday Night | 73°F | Mostly Clear | 10 to 15 mph S | 1% |
| Sunday | 92°F | Mostly Sunny | 15 mph S | 1% |
| Sunday Night | 74°F | Mostly Clear | 15 mph S | 4% |
| Monday | 93°F | Mostly Sunny | 15 mph SW | 4% |
Forecast source: National Weather Service (api.weather.gov) for Hiawatha (39.852, -95.538). Updated through the day.
Growing snapshot for Hiawatha
Last spring frost
Apr 14
First fall frost
Oct 22
Growing season
188 days
Hardiness zone
6a
More local growing data for Hiawatha: nearby ZIP 66434 weather · frost dates · planting calendar · Kansas frost dates
Nearby towns & communities
Everest
Fairview
Hamlin
Horton
Kickapoo Site 1
Kickapoo Site 2
Kickapoo Site 6
Kickapoo Site 7
Kickapoo Tribal Center
Leona
Morrill
Powhattan
Reserve
Robinson
White Cloud
Willis
Climate data from the nearest NOAA station, Hiawatha 1 S, Ks (2.2 mi from Hiawatha). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.