Sterling, CO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Sterling, a city in Logan County, Colorado.
This Afternoon
56°F
Sunny
Sunny. High near 56, with temperatures falling to around 50 in the afternoon. North northwest wind 7 to 20 mph, with gusts as high as 32 mph.
7-day forecast for Sterling
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 56°F | Sunny | 7 to 20 mph NNW | 2% |
| Tonight | 28°F | Mostly Clear | 6 mph WNW | 2% |
| Wednesday | 59°F | Mostly Sunny | 3 to 7 mph NW | 1% |
| Wednesday Night | 31°F | Mostly Cloudy | 5 mph NNW | 0% |
| Thursday | 59°F | Mostly Sunny | 1 to 5 mph N | 0% |
| Thursday Night | 29°F | Partly Cloudy | 3 mph S | 0% |
| Friday | 61°F | Mostly Sunny | 5 mph NW | 1% |
| Friday Night | 30°F | Mostly Clear | 1 to 5 mph NW | 1% |
| Saturday | 62°F | Sunny | 2 to 9 mph W | 1% |
| Saturday Night | 30°F | Clear | 1 to 6 mph W | 1% |
| Sunday | 66°F | Sunny | 3 to 8 mph SW | 0% |
| Sunday Night | 36°F | Mostly Clear | 3 to 7 mph WSW | 0% |
| Monday | 66°F | Sunny | 3 to 7 mph NNW | 0% |
| Monday Night | 35°F | Partly Cloudy | 2 to 6 mph SSE | 0% |
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 Nov 3, 2026.