Byron, NE Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Byron, a village in Thayer County, Nebraska.
Today
79°F
Isolated Showers And Thunderstorms
Isolated showers and thunderstorms before 4pm, then scattered showers and thunderstorms. Partly sunny, with a high near 79. Northeast wind 10 to 15 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Byron
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 79°F | Isolated Showers And Thunderstorms | 10 to 15 mph NE | 29% |
| Tonight | 61°F | Scattered Showers And Thunderstorms then Chance Showers And Thunderstorms | 10 to 15 mph NE | 36% |
| Wednesday | 73°F | Chance Showers And Thunderstorms | 10 mph NE | 51% |
| Wednesday Night | 58°F | Partly Cloudy | 0 to 10 mph NE | 9% |
| Thursday | 81°F | Mostly Sunny | 5 mph E | 3% |
| Thursday Night | 63°F | Slight Chance Showers And Thunderstorms | 5 to 10 mph SE | 21% |
| Friday | 87°F | Sunny | 5 mph SSE | 13% |
| Friday Night | 68°F | Mostly Clear | 5 mph SSE | 2% |
| Saturday | 91°F | Sunny | 5 to 15 mph S | 2% |
| Saturday Night | 72°F | Mostly Clear | 10 to 15 mph S | 3% |
| Sunday | 94°F | Sunny | 10 to 15 mph S | 3% |
| Sunday Night | 73°F | Mostly Clear | 15 mph S | 4% |
| Monday | 95°F | Mostly Sunny | 15 mph S | 4% |
| Monday Night | 74°F | Mostly Clear | 15 mph S | 7% |
Forecast source: National Weather Service (api.weather.gov) for Byron (40.005, -97.769). Updated through the day.
Growing snapshot for Byron
Last spring frost
Apr 24
First fall frost
Oct 15
Growing season
172 days
Hardiness zone
6a
More local growing data for Byron: nearby ZIP 68325 weather · frost dates · planting calendar · Nebraska frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Hebron, Ne (14.3 mi from Byron). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.