Greeley, CO Weather & Growing Conditions
Tonight
30°F
Mostly Clear
Mostly clear, with a low around 30. West northwest wind 2 to 6 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 30°F | Mostly Clear | 2 to 6 mph WNW | 0% |
| Wednesday | 56°F | Mostly Sunny | 1 to 5 mph N | 2% |
| Wednesday Night | 32°F | Mostly Cloudy | 6 mph NNW | 0% |
| Thursday | 59°F | Sunny | 3 mph SW | 0% |
| Thursday Night | 32°F | Partly Cloudy | 3 mph WNW | 0% |
| Friday | 60°F | Mostly Sunny | 6 mph NE | 5% |
| Friday Night | 31°F | Mostly Clear | 3 mph NNW | 5% |
| Saturday | 61°F | Sunny | 5 mph SSW | 1% |
| Saturday Night | 30°F | Mostly Clear | 3 mph W | 0% |
| Sunday | 66°F | Sunny | 1 to 5 mph S | 0% |
| Sunday Night | 35°F | Mostly Clear | 3 mph NW | 0% |
| Monday | 65°F | Sunny | 6 mph SSE | 0% |
| Monday Night | 35°F | Partly Cloudy | 3 mph NNE | 0% |
| Tuesday | 65°F | Mostly Sunny | 5 mph S | 3% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Greeley, CO
Last spring frost
May 2
First fall frost
Oct 8
Growing season
159 days
Hardiness zone
5a
Explore more for Greeley, CO: full frost dates · planting calendar · Colorado frost dates
Climate data from the nearest NOAA station, Greeley Unc, Co (3.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.