Keenesburg, CO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Keenesburg, a town in Weld County, Colorado.
This Afternoon
55°F
Partly Sunny
Partly sunny. High near 55, with temperatures falling to around 52 in the afternoon. Northeast wind around 7 mph.
7-day forecast for Keenesburg
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 55°F | Partly Sunny | 7 mph NE | 3% |
| Tonight | 35°F | Mostly Cloudy | 6 mph NW | 3% |
| Thursday | 57°F | Mostly Sunny | 2 to 6 mph WSW | 0% |
| Thursday Night | 33°F | Mostly Cloudy | 3 to 7 mph SSW | 0% |
| Friday | 55°F | Mostly Sunny | 6 mph N | 3% |
| Friday Night | 33°F | Mostly Clear | 6 mph WNW | 3% |
| Saturday | 59°F | Sunny | 2 to 7 mph NNW | 0% |
| Saturday Night | 33°F | Mostly Clear | 2 to 6 mph SW | 0% |
| Sunday | 65°F | Sunny | 3 to 7 mph S | 0% |
| Sunday Night | 35°F | Clear | 6 mph SW | 0% |
| Monday | 65°F | Sunny | 2 to 7 mph NNW | 0% |
| Monday Night | 36°F | Partly Cloudy | 5 mph SSE | 0% |
| Tuesday | 62°F | Mostly Sunny | 5 mph SSE | 1% |
| Tuesday Night | 37°F | Partly Cloudy | 5 mph SW | 1% |
Forecast source: National Weather Service (api.weather.gov) for Keenesburg (40.155, -104.563). Updated through the day.
Growing snapshot for Keenesburg
Last spring frost
May 5
First fall frost
Oct 9
Growing season
156 days
Hardiness zone
5b
More local growing data for Keenesburg: nearby ZIP 80643 weather · frost dates · planting calendar · Colorado frost dates
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Climate data from the nearest NOAA station, Denver Intl Ap, Co (21.3 mi from Keenesburg). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.