Duncan, NE Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Duncan, a village in Platte County, Nebraska.
Tonight
65°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 4am, then a chance of showers and thunderstorms. Mostly cloudy. Low around 65, with temperatures rising to around 67 overnight. North northeast wind around 7 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Duncan
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 65°F | Chance Showers And Thunderstorms | 7 mph NNE | 49% |
| Saturday | 75°F | Slight Chance Showers And Thunderstorms then Mostly Cloudy | 5 to 9 mph N | 21% |
| Saturday Night | 61°F | Mostly Cloudy | 9 mph NNE | 12% |
| Sunday | 64°F | Chance Rain Showers | 9 mph NNE | 39% |
| Sunday Night | 57°F | Chance Rain Showers | 5 to 8 mph NE | 54% |
| Monday | 61°F | Chance Showers And Thunderstorms | 8 mph NE | 54% |
| Monday Night | 52°F | Chance Showers And Thunderstorms then Mostly Cloudy | 3 to 7 mph NE | 27% |
| Tuesday | 62°F | Mostly Cloudy | 6 mph E | 6% |
| Tuesday Night | 51°F | Mostly Cloudy | 5 mph ESE | 4% |
| Wednesday | 66°F | Partly Sunny | 3 to 8 mph SE | 11% |
| Wednesday Night | 56°F | Mostly Cloudy then Chance Showers And Thunderstorms | 6 mph SE | 40% |
| Thursday | 67°F | Chance Showers And Thunderstorms | 7 mph SSE | 40% |
| Thursday Night | 57°F | Chance Rain Showers | 6 mph SE | 25% |
| Friday | 67°F | Chance Rain Showers | 3 to 8 mph SE | 25% |
Forecast source: National Weather Service (api.weather.gov) for Duncan (41.390, -97.493). Updated through the day.
Growing snapshot for Duncan
Last spring frost
Apr 21
First fall frost
Oct 15
Growing season
174 days
Hardiness zone
5b
More local growing data for Duncan: nearby ZIP 68634 weather · frost dates · planting calendar · Nebraska frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Columbus 3 Ne, Ne (10.6 mi from Duncan). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.