Union, NE Weather & Growing Conditions
This Afternoon
83°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 2pm, then a slight chance of showers and thunderstorms. Mostly sunny. High near 83, with temperatures falling to around 81 in the afternoon. Northwest wind around 7 mph. Chance of precipitation is 30%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 83°F | Chance Showers And Thunderstorms | 7 mph NW | 26% |
| Tonight | 62°F | Chance Showers And Thunderstorms | 8 mph N | 54% |
| Sunday | 66°F | Chance Rain Showers | 9 mph N | 39% |
| Sunday Night | 58°F | Rain Showers Likely | 5 to 8 mph NNE | 55% |
| Monday | 61°F | Chance Rain Showers | 6 to 9 mph NNE | 46% |
| Monday Night | 52°F | Slight Chance Rain Showers then Mostly Cloudy | 5 to 8 mph NNE | 15% |
| Tuesday | 62°F | Partly Sunny | 6 mph NE | 3% |
| Tuesday Night | 48°F | Mostly Cloudy | 5 mph E | 1% |
| Wednesday | 64°F | Partly Sunny | 5 mph ESE | 1% |
| Wednesday Night | 54°F | Mostly Cloudy then Slight Chance Rain Showers | 3 mph SE | 20% |
| Thursday | 67°F | Chance Rain Showers | 7 mph SE | 40% |
| Thursday Night | 59°F | Slight Chance Rain Showers | 5 mph SE | 24% |
| Friday | 69°F | Slight Chance Rain Showers | 5 mph ESE | 22% |
| Friday Night | 60°F | Mostly Cloudy then Chance Rain Showers | 5 mph ESE | 27% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Union, NE
Last spring frost
Apr 18
First fall frost
Oct 19
Growing season
182 days
Hardiness zone
5b
Explore more for Union, NE: full frost dates · planting calendar · Nebraska frost dates
Climate data from the nearest NOAA station, Nebraska City 2Nw, Ne (8.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.