Harrison, NE Weather & Growing Conditions
Tonight
56°F
Slight Chance Showers And Thunderstorms then Chance Rain Showers
A slight chance of showers and thunderstorms before 9pm, then a chance of showers and thunderstorms between 9pm and midnight, then a chance of rain showers and patchy fog. Mostly cloudy, with a low around 56. East northeast wind 5 to 10 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 56°F | Slight Chance Showers And Thunderstorms then Chance Rain Showers | 5 to 10 mph ENE | 44% |
| Saturday | 72°F | Patchy Fog then Partly Sunny | 5 to 10 mph E | 13% |
| Saturday Night | 49°F | Chance Showers And Thunderstorms | 5 to 10 mph E | 54% |
| Sunday | 64°F | Chance Showers And Thunderstorms | 5 to 10 mph NE | 33% |
| Sunday Night | 44°F | Showers And Thunderstorms Likely | 5 to 10 mph N | 61% |
| Monday | 66°F | Slight Chance Rain Showers | 5 to 10 mph NE | 22% |
| Monday Night | 45°F | Mostly Clear | 10 to 15 mph SE | 3% |
| Tuesday | 73°F | Mostly Sunny | 15 mph SSE | 7% |
| Tuesday Night | 50°F | Partly Cloudy | 15 mph SSE | 14% |
| Wednesday | 77°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 to 15 mph S | 20% |
| Wednesday Night | 50°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 mph S | 16% |
| Thursday | 78°F | Mostly Sunny | 5 mph N | 5% |
| Thursday Night | 51°F | Partly Cloudy | 5 to 10 mph SE | 12% |
| Friday | 78°F | Mostly Sunny | 5 to 10 mph SSE | 9% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Harrison, NE
Last spring frost
May 20
First fall frost
Sep 21
Growing season
121 days
Hardiness zone
5a
Explore more for Harrison, NE: full frost dates · planting calendar · Nebraska frost dates
Climate data from the nearest NOAA station, Harrison, Ne (6.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.