Sidney, NE Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Sidney, a city in Cheyenne County, Nebraska.
This Afternoon
56°F
Mostly Sunny
Mostly sunny. High near 56, with temperatures falling to around 46 in the afternoon. North wind 5 to 10 mph.
7-day forecast for Sidney
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 56°F | Mostly Sunny | 5 to 10 mph N | 0% |
| Tonight | 33°F | Mostly Cloudy | 5 to 10 mph NNW | 1% |
| Thursday | 55°F | Mostly Sunny | 5 to 10 mph N | 0% |
| Thursday Night | 31°F | Partly Cloudy | 5 mph S | 0% |
| Friday | 55°F | Mostly Sunny | 5 mph SW | 0% |
| Friday Night | 34°F | Mostly Clear | 5 to 10 mph WSW | 0% |
| Saturday | 60°F | Sunny | 5 to 10 mph NW | 0% |
| Saturday Night | 31°F | Mostly Clear | 5 mph WNW | 0% |
| Sunday | 63°F | Sunny | 5 to 10 mph SW | 0% |
| Sunday Night | 37°F | Clear | 5 to 10 mph WSW | 0% |
| Monday | 63°F | Sunny | 5 to 10 mph NNW | 0% |
| Monday Night | 34°F | Partly Cloudy | 0 to 5 mph ESE | 0% |
| Tuesday | 61°F | Mostly Sunny | 5 to 10 mph S | 0% |
| Tuesday Night | 36°F | Partly Cloudy | 5 mph SW | 1% |
Forecast source: National Weather Service (api.weather.gov) for Sidney (41.134, -102.970). Updated through the day.
Growing snapshot for Sidney
Last spring frost
May 15
First fall frost
Sep 30
Growing season
135 days
Hardiness zone
5b
More local growing data for Sidney: nearby ZIP 69162 weather · frost dates · planting calendar · Nebraska frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Sidney Muni Ap, Ne (2.5 mi from Sidney). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 5, 2026.