Hartford, KS Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Hartford, a city in Lyon County, Kansas.
Overnight
43°F
Mostly Cloudy
Mostly cloudy, with a low around 43. West wind around 10 mph.
7-day forecast for Hartford
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 43°F | Mostly Cloudy | 10 mph W | 0% |
| Wednesday | 58°F | Mostly Sunny | 5 to 10 mph W | 0% |
| Wednesday Night | 39°F | Clear | 0 to 5 mph W | 0% |
| Thursday | 56°F | Sunny | 5 mph NW | 5% |
| Thursday Night | 40°F | Partly Cloudy | 5 mph N | 2% |
| Friday | 54°F | Partly Sunny | 5 mph N | 3% |
| Friday Night | 36°F | Mostly Cloudy | 0 mph | 0% |
| Saturday | 56°F | Mostly Sunny | 0 mph | 0% |
| Saturday Night | 36°F | Mostly Clear | 0 mph | 0% |
| Sunday | 63°F | Sunny | 0 to 5 mph NW | 0% |
| Sunday Night | 39°F | Clear | 0 mph | 0% |
| Monday | 68°F | Sunny | 0 to 10 mph SW | 0% |
| Monday Night | 43°F | Clear | 0 to 5 mph SW | 0% |
| Tuesday | 69°F | Sunny | 0 to 5 mph SW | 0% |
Forecast source: National Weather Service (api.weather.gov) for Hartford (38.308, -95.957). Updated through the day.
Growing snapshot for Hartford
Last spring frost
Apr 12
First fall frost
Oct 23
Growing season
193 days
Hardiness zone
6b
More local growing data for Hartford: nearby ZIP 66864 weather · frost dates · planting calendar · Kansas frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Emporia Muni Ap, Ks (11.4 mi from Hartford). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.