Grafton, NE Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Grafton, a village in Fillmore County, Nebraska.
Tonight
67°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. East wind around 5 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Grafton
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 67°F | Chance Showers And Thunderstorms | 5 mph E | 42% |
| Saturday | 76°F | Slight Chance Showers And Thunderstorms then Mostly Cloudy | 5 to 10 mph N | 24% |
| Saturday Night | 61°F | Chance Showers And Thunderstorms | 10 mph NNE | 28% |
| Sunday | 64°F | Chance Rain Showers | 10 mph NNE | 30% |
| Sunday Night | 59°F | Chance Rain Showers | 5 to 10 mph NNE | 26% |
| Monday | 63°F | Chance Rain Showers | 5 to 10 mph NNE | 26% |
| Monday Night | 54°F | Mostly Cloudy | 5 to 10 mph NE | 7% |
| Tuesday | 61°F | Mostly Cloudy | 5 mph ENE | 5% |
| Tuesday Night | 53°F | Mostly Cloudy | 5 mph ESE | 1% |
| Wednesday | 64°F | Partly Sunny | 5 mph SE | 10% |
| Wednesday Night | 57°F | Mostly Cloudy then Chance Showers And Thunderstorms | 5 mph SE | 41% |
| Thursday | 65°F | Chance Showers And Thunderstorms | 5 mph SSE | 41% |
| Thursday Night | 59°F | Chance Rain Showers | 5 mph SSE | 30% |
| Friday | 67°F | Chance Rain Showers | 5 mph SE | 30% |
Forecast source: National Weather Service (api.weather.gov) for Grafton (40.630, -97.715). Updated through the day.
Growing snapshot for Grafton
Last spring frost
Apr 25
First fall frost
Oct 14
Growing season
170 days
Hardiness zone
6a
More local growing data for Grafton: nearby ZIP 68365 weather · frost dates · planting calendar · Nebraska frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Fairmont, Ne (7.6 mi from Grafton). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.