Sidney, NE Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Sidney, a city in Cheyenne County, Nebraska.
This Afternoon
86°F
Mostly Sunny
Mostly sunny. High near 86, with temperatures falling to around 81 in the afternoon. North northeast wind around 5 mph.
7-day forecast for Sidney
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 86°F | Mostly Sunny | 5 mph NNE | 7% |
| Tonight | 59°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 5 to 10 mph W | 69% |
| Saturday | 79°F | Mostly Sunny | 5 to 10 mph SSE | 7% |
| Saturday Night | 53°F | Slight Chance Showers And Thunderstorms then Mostly Cloudy | 5 to 15 mph ENE | 38% |
| Sunday | 68°F | Slight Chance Rain Showers then Partly Sunny | 5 to 10 mph NE | 24% |
| Sunday Night | 48°F | Chance Showers And Thunderstorms | 5 to 10 mph NNW | 40% |
| Monday | 69°F | Mostly Sunny | 5 to 10 mph NE | 9% |
| Monday Night | 49°F | Mostly Clear | 10 to 15 mph SE | 13% |
| Tuesday | 70°F | Partly Sunny | 15 to 20 mph SSE | 12% |
| Tuesday Night | 54°F | Chance Showers And Thunderstorms | 15 to 20 mph SSE | 34% |
| Wednesday | 75°F | Partly Sunny | 10 to 15 mph SSE | 12% |
| Wednesday Night | 54°F | Slight Chance Showers And Thunderstorms then Mostly Cloudy | 5 to 10 mph S | 24% |
| Thursday | 77°F | Mostly Sunny | 5 to 10 mph SE | 5% |
| Thursday Night | 54°F | Partly Cloudy | 5 to 10 mph SE | 14% |
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 Sep 18, 2026.