Harrisburg, NE Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Harrisburg, a community in Banner County, Nebraska.
Overnight
30°F
Mostly Clear
Mostly clear. Low around 30, with temperatures rising to around 35 overnight. West wind around 10 mph.
7-day forecast for Harrisburg
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 30°F | Mostly Clear | 10 mph W | 0% |
| Wednesday | 51°F | Partly Sunny | 5 to 10 mph NW | 1% |
| Wednesday Night | 33°F | Mostly Cloudy | 5 to 10 mph WNW | 1% |
| Thursday | 57°F | Mostly Sunny | 5 to 10 mph NNW | 0% |
| Thursday Night | 33°F | Partly Cloudy | 5 to 10 mph SSW | 0% |
| Friday | 57°F | Mostly Sunny | 5 to 15 mph WNW | 3% |
| Friday Night | 33°F | Mostly Clear | 5 to 15 mph W | 3% |
| Saturday | 59°F | Sunny | 0 to 15 mph WNW | 0% |
| Saturday Night | 34°F | Clear | 0 to 10 mph W | 0% |
| Sunday | 67°F | Sunny | 10 mph SW | 0% |
| Sunday Night | 41°F | Mostly Clear | 10 to 15 mph WSW | 0% |
| Monday | 64°F | Sunny | 5 to 10 mph NNW | 0% |
| Monday Night | 38°F | Partly Cloudy | 5 to 10 mph SSE | 0% |
| Tuesday | 64°F | Mostly Sunny | 5 to 10 mph SW | 0% |
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 Nov 4, 2026.