Hyannis, NE Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Hyannis, a village in Grant County, Nebraska.
This Afternoon
48°F
Sunny
Sunny. High near 48, with temperatures falling to around 41 in the afternoon. North northwest wind 15 to 25 mph, with gusts as high as 45 mph.
7-day forecast for Hyannis
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 48°F | Sunny | 15 to 25 mph NNW | 0% |
| Tonight | 27°F | Clear | 10 to 15 mph NNW | 0% |
| Wednesday | 51°F | Sunny | 15 to 20 mph NW | 0% |
| Wednesday Night | 32°F | Mostly Cloudy | 15 mph NNW | 1% |
| Thursday | 54°F | Mostly Sunny | 5 to 15 mph NNW | 1% |
| Thursday Night | 28°F | Mostly Clear | 0 to 5 mph WSW | 0% |
| Friday | 57°F | Mostly Sunny | 5 to 10 mph W | 0% |
| Friday Night | 31°F | Mostly Clear | 5 to 10 mph WNW | 5% |
| Saturday | 59°F | Sunny | 5 to 15 mph WNW | 5% |
| Saturday Night | 31°F | Mostly Clear | 5 to 10 mph W | 2% |
| Sunday | 64°F | Sunny | 10 to 15 mph WSW | 0% |
| Sunday Night | 40°F | Mostly Clear | 15 mph W | 0% |
| Monday | 61°F | Sunny | 5 to 15 mph N | 0% |
| Monday Night | 36°F | Partly Cloudy | 5 to 10 mph SSE | 0% |
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 Nov 4, 2026.