Herkimer, KS Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Herkimer, a community in Marshall County, Kansas.
Tonight
41°F
Mostly Cloudy
Mostly cloudy, with a low around 41. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
7-day forecast for Herkimer
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 41°F | Mostly Cloudy | 5 to 10 mph NW | 14% |
| Wednesday | 55°F | Partly Sunny | 5 to 10 mph W | 0% |
| Wednesday Night | 37°F | Mostly Clear | 0 to 5 mph W | 6% |
| Thursday | 55°F | Partly Sunny then Slight Chance Rain Showers | 5 to 10 mph NW | 17% |
| Thursday Night | 36°F | Mostly Cloudy | 0 to 5 mph N | 1% |
| Friday | 55°F | Partly Sunny | 0 to 5 mph N | 0% |
| Friday Night | 35°F | Mostly Cloudy | 0 mph | 0% |
| Saturday | 62°F | Mostly Sunny | 0 to 5 mph W | 3% |
| Saturday Night | 37°F | Mostly Clear | 0 mph | 5% |
| Sunday | 66°F | Sunny | 0 to 5 mph W | 1% |
| Sunday Night | 40°F | Clear | 0 to 5 mph SW | 0% |
| Monday | 69°F | Sunny | 5 to 10 mph SW | 0% |
| Monday Night | 42°F | Mostly Clear | 0 to 5 mph NW | 0% |
| Tuesday | 68°F | Mostly Sunny | 0 to 5 mph E | 0% |
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 Nov 4, 2026.