Herkimer, KS Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Herkimer, a community in Marshall County, Kansas.
This Afternoon
61°F
Rain Showers Likely
Rain showers likely. Cloudy. High near 61, with temperatures falling to around 52 in the afternoon. Northwest wind around 20 mph, with gusts as high as 35 mph. Chance of precipitation is 60%.
7-day forecast for Herkimer
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 61°F | Rain Showers Likely | 20 mph NW | 63% |
| Tonight | 41°F | Slight Chance Rain Showers then Cloudy | 5 to 15 mph NW | 16% |
| 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% |
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 3, 2026.