Greeley, CO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Greeley, a city in Weld County, Colorado.
This Afternoon
83°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly cloudy. High near 83, with temperatures falling to around 76 in the afternoon. South southwest wind around 7 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Greeley
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 83°F | Chance Showers And Thunderstorms | 7 mph SSW | 42% |
| Tonight | 56°F | Chance Showers And Thunderstorms then Mostly Cloudy | 2 to 9 mph NNW | 36% |
| Saturday | 76°F | Partly Sunny then Slight Chance Showers And Thunderstorms | 2 to 9 mph E | 73% |
| Saturday Night | 52°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 2 to 8 mph NW | 57% |
| Sunday | 71°F | Chance Rain Showers | 6 mph NE | 53% |
| Sunday Night | 49°F | Chance Rain Showers then Partly Cloudy | 2 to 6 mph ENE | 25% |
| Monday | 72°F | Sunny | 2 to 8 mph SSE | 2% |
| Monday Night | 51°F | Slight Chance Rain Showers then Partly Cloudy | 5 to 10 mph ENE | 17% |
| Tuesday | 77°F | Mostly Sunny | 3 to 8 mph ENE | 9% |
| Tuesday Night | 54°F | Chance Showers And Thunderstorms then Mostly Cloudy | 3 to 9 mph ESE | 31% |
| Wednesday | 78°F | Mostly Sunny | 6 mph NE | 6% |
| Wednesday Night | 53°F | Mostly Cloudy | 6 mph NE | 12% |
| Thursday | 78°F | Mostly Sunny | 3 to 9 mph NE | 7% |
| Thursday Night | 54°F | Slight Chance Rain Showers then Mostly Cloudy | 2 to 9 mph ESE | 16% |
Forecast source: National Weather Service (api.weather.gov) for Greeley (40.414, -104.771). Updated through the day.
Growing snapshot for Greeley
Last spring frost
May 2
First fall frost
Oct 8
Growing season
159 days
Hardiness zone
5b
More local growing data for Greeley: nearby ZIP 80634 weather · frost dates · planting calendar · Colorado frost dates
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Climate data from the nearest NOAA station, Greeley Unc, Co (4.9 mi from Greeley). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.