Hyannis, NE Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Hyannis, a village in Grant County, Nebraska.
Today
69°F
Mostly Cloudy
Mostly cloudy, with a high near 69. Northeast wind around 15 mph, with gusts as high as 25 mph.
7-day forecast for Hyannis
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 69°F | Mostly Cloudy | 15 mph NE | 8% |
| Tonight | 50°F | Partly Cloudy then Chance Showers And Thunderstorms | 0 to 15 mph SE | 34% |
| Wednesday | 76°F | Slight Chance Rain Showers then Mostly Sunny | 5 to 15 mph S | 17% |
| Wednesday Night | 54°F | Mostly Clear | 10 to 15 mph S | 2% |
| Thursday | 88°F | Sunny | 10 to 20 mph SSW | 2% |
| Thursday Night | 59°F | Mostly Clear | 10 to 15 mph S | 3% |
| Friday | 94°F | Sunny | 10 to 15 mph SSW | 4% |
| Friday Night | 64°F | Mostly Clear | 15 mph S | 4% |
| Saturday | 97°F | Sunny | 15 to 25 mph SSW | 3% |
| Saturday Night | 63°F | Mostly Clear | 10 to 20 mph SE | 3% |
| Sunday | 97°F | Sunny | 10 to 25 mph SE | 3% |
| Sunday Night | 65°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 15 to 20 mph SE | 18% |
| Monday | 95°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 15 to 20 mph ESE | 15% |
| Monday Night | 63°F | Chance Showers And Thunderstorms | 10 to 20 mph E | 27% |
Forecast source: National Weather Service (api.weather.gov) for Hyannis (42.000, -101.762). Updated through the day.
Growing snapshot for Hyannis
Last spring frost
May 4
First fall frost
Oct 8
Growing season
155 days
Hardiness zone
5a
More local growing data for Hyannis: nearby ZIP 69350 weather · frost dates · planting calendar · Nebraska frost dates
Climate data from the nearest NOAA station, Whitman 5 Ene, Ne (18 mi from Hyannis). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.