Greeley, CO Weather & Growing Conditions
Tonight
54°F
Mostly Cloudy
Mostly cloudy, with a low around 54. West northwest wind around 6 mph. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 54°F | Mostly Cloudy | 6 mph WNW | 8% |
| Saturday | 76°F | Partly Sunny then Chance Showers And Thunderstorms | 2 to 9 mph E | 73% |
| Saturday Night | 51°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 3 to 8 mph NW | 57% |
| Sunday | 71°F | Chance Rain Showers | 3 to 7 mph NE | 53% |
| Sunday Night | 47°F | Chance Rain Showers then Partly Cloudy | 2 to 7 mph ENE | 26% |
| Monday | 72°F | Mostly Sunny | 2 to 9 mph SSE | 2% |
| Monday Night | 50°F | Slight Chance Rain Showers then Partly Cloudy | 5 to 10 mph ENE | 17% |
| Tuesday | 77°F | Mostly Sunny | 3 to 7 mph ENE | 8% |
| Tuesday Night | 52°F | Chance Showers And Thunderstorms then Mostly Cloudy | 5 to 8 mph E | 31% |
| Wednesday | 78°F | Mostly Sunny | 6 mph NE | 6% |
| Wednesday Night | 52°F | Mostly Cloudy | 6 mph NNE | 13% |
| Thursday | 78°F | Mostly Sunny | 3 to 9 mph NE | 8% |
| Thursday Night | 53°F | Slight Chance Rain Showers then Mostly Cloudy | 3 to 9 mph SE | 16% |
| Friday | 79°F | Mostly Sunny | 3 to 9 mph ESE | 12% |
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
5b
Explore more for Greeley, CO: full frost dates · planting calendar · Colorado frost dates
Climate data from the nearest NOAA station, Greeley Unc, Co (4.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.