Greeley, CO Weather & Growing Conditions
Overnight
54°F
Mostly Cloudy
Mostly cloudy. Low around 54, with temperatures rising to around 56 overnight. Northwest wind around 3 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 54°F | Mostly Cloudy | 3 mph NW | 5% |
| Saturday | 76°F | Partly Sunny then Chance Showers And Thunderstorms | 2 to 8 mph E | 73% |
| Saturday Night | 50°F | Chance Showers And Thunderstorms then Partly Cloudy | 3 to 8 mph ESE | 41% |
| Sunday | 70°F | Chance Rain Showers | 3 to 7 mph NE | 32% |
| Sunday Night | 48°F | Chance Showers And Thunderstorms then Partly Cloudy | 2 to 7 mph NNE | 30% |
| Monday | 71°F | Sunny | 2 to 9 mph NE | 2% |
| Monday Night | 49°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 3 to 10 mph E | 19% |
| Tuesday | 75°F | Mostly Sunny | 3 to 8 mph NE | 3% |
| Tuesday Night | 52°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 to 9 mph ENE | 16% |
| Wednesday | 78°F | Mostly Sunny | 3 to 7 mph NE | 7% |
| Wednesday Night | 52°F | Partly Cloudy | 3 to 7 mph ENE | 11% |
| Thursday | 79°F | Mostly Sunny | 2 to 8 mph ENE | 2% |
| Thursday Night | 54°F | Partly Cloudy | 3 to 9 mph S | 10% |
| Friday | 80°F | Mostly Sunny | 3 to 10 mph E | 8% |
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.