Sterling, CO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Sterling, a city in Logan County, Colorado.
Today
74°F
Patchy Smoke
Patchy smoke. Mostly cloudy, with a high near 74. East northeast wind around 12 mph, with gusts as high as 18 mph.
7-day forecast for Sterling
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 74°F | Patchy Smoke | 12 mph ENE | 2% |
| Tonight | 56°F | Patchy Smoke | 7 to 12 mph ESE | 19% |
| Wednesday | 81°F | Patchy Smoke | 5 to 10 mph ESE | 17% |
| Wednesday Night | 57°F | Patchy Smoke then Mostly Clear | 7 to 12 mph SE | 1% |
| Thursday | 95°F | Sunny | 7 to 10 mph SSE | 3% |
| Thursday Night | 61°F | Clear | 5 to 10 mph SSE | 2% |
| Friday | 98°F | Sunny | 3 to 9 mph S | 2% |
| Friday Night | 65°F | Clear | 8 to 12 mph S | 1% |
| Saturday | 103°F | Sunny | 8 to 12 mph W | 1% |
| Saturday Night | 66°F | Mostly Clear | 7 to 15 mph SSE | 1% |
| Sunday | 102°F | Sunny | 6 to 12 mph S | 3% |
| Sunday Night | 67°F | Partly Cloudy | 5 to 12 mph SSE | 8% |
| Monday | 100°F | Sunny | 5 to 10 mph NW | 5% |
| Monday Night | 66°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 to 10 mph ESE | 22% |
Forecast source: National Weather Service (api.weather.gov) for Sterling (40.620, -103.193). Updated through the day.
Growing snapshot for Sterling
Last spring frost
Apr 30
First fall frost
Oct 9
Growing season
161 days
Hardiness zone
5b
More local growing data for Sterling: nearby ZIP 80751 weather · frost dates · planting calendar · Colorado frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Sterling, Co (2.4 mi from Sterling). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.