Harrisburg, NE Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Harrisburg, a community in Banner County, Nebraska.
Today
74°F
Areas Of Smoke then Partly Sunny
Areas of smoke before noon. Partly sunny, with a high near 74. East wind 5 to 15 mph.
7-day forecast for Harrisburg
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 74°F | Areas Of Smoke then Partly Sunny | 5 to 15 mph E | 14% |
| Tonight | 52°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 10 to 15 mph SE | 18% |
| Wednesday | 82°F | Mostly Sunny | 10 mph SE | 13% |
| Wednesday Night | 57°F | Mostly Clear | 15 to 20 mph SSE | 2% |
| Thursday | 94°F | Sunny | 10 to 15 mph WNW | 3% |
| Thursday Night | 61°F | Clear | 10 to 15 mph SSE | 1% |
| Friday | 99°F | Sunny | 5 to 10 mph SSE | 2% |
| Friday Night | 66°F | Mostly Clear | 10 to 20 mph SSE | 1% |
| Saturday | 102°F | Sunny | 15 to 20 mph WNW | 0% |
| Saturday Night | 64°F | Mostly Clear | 10 to 15 mph SSE | 2% |
| Sunday | 101°F | Sunny | 10 to 15 mph NNW | 5% |
| Sunday Night | 66°F | Partly Cloudy | 10 to 15 mph SSE | 7% |
| Monday | 99°F | Sunny | 10 to 15 mph N | 11% |
| Monday Night | 63°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 10 to 15 mph SE | 21% |
Forecast source: National Weather Service (api.weather.gov) for Harrisburg (41.551, -103.727). Updated through the day.
Growing snapshot for Harrisburg
Last spring frost
May 24
First fall frost
Sep 20
Growing season
117 days
Hardiness zone
5a
More local growing data for Harrisburg: nearby ZIP 69345 weather · frost dates · planting calendar · Nebraska frost dates
Climate data from the nearest NOAA station, Harrisburg 12Wnw, Ne (12.9 mi from Harrisburg). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.