Herkimer, KS Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Herkimer, a community in Marshall County, Kansas.
Today
86°F
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms. Partly sunny, with a high near 86. Northeast wind 0 to 10 mph. Chance of precipitation is 20%.
7-day forecast for Herkimer
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 86°F | Slight Chance Showers And Thunderstorms | 0 to 10 mph NE | 19% |
| Tonight | 64°F | Chance Showers And Thunderstorms | 10 to 15 mph NE | 36% |
| Wednesday | 75°F | Chance Showers And Thunderstorms | 10 mph NE | 45% |
| Wednesday Night | 60°F | Partly Cloudy | 0 to 5 mph NE | 13% |
| Thursday | 83°F | Mostly Sunny | 0 to 5 mph E | 8% |
| Thursday Night | 64°F | Chance Showers And Thunderstorms | 0 to 5 mph E | 35% |
| Friday | 88°F | Slight Chance Showers And Thunderstorms then Sunny | 0 to 5 mph S | 24% |
| Friday Night | 69°F | Mostly Clear | 5 mph S | 3% |
| Saturday | 91°F | Sunny | 5 to 10 mph S | 2% |
| Saturday Night | 73°F | Mostly Clear | 10 mph S | 1% |
| Sunday | 93°F | Mostly Sunny | 10 to 15 mph S | 3% |
| Sunday Night | 74°F | Mostly Clear | 10 to 15 mph S | 1% |
| Monday | 94°F | Mostly Sunny | 10 to 15 mph S | 1% |
| Monday Night | 74°F | Mostly Clear | 10 to 15 mph S | 6% |
Forecast source: National Weather Service (api.weather.gov) for Herkimer (39.892, -96.709). Updated through the day.
Growing snapshot for Herkimer
Last spring frost
Apr 25
First fall frost
Oct 13
Growing season
171 days
Hardiness zone
6a
More local growing data for Herkimer: nearby ZIP 66412 weather · frost dates · planting calendar · Kansas frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Marysville, Ks (8.9 mi from Herkimer). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.