Dacono, CO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Dacono, a city in Weld County, Colorado.
Overnight
34°F
Partly Cloudy
Partly cloudy, with a low around 34. Southwest wind around 3 mph.
7-day forecast for Dacono
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 34°F | Partly Cloudy | 3 mph SW | 0% |
| Wednesday | 56°F | Partly Sunny | 2 to 6 mph E | 8% |
| Wednesday Night | 36°F | Mostly Cloudy | 2 to 6 mph NW | 8% |
| Thursday | 58°F | Sunny | 5 mph S | 0% |
| Thursday Night | 36°F | Partly Cloudy | 3 mph SW | 1% |
| Friday | 57°F | Mostly Sunny | 5 mph N | 7% |
| Friday Night | 34°F | Mostly Clear | 3 mph WNW | 7% |
| Saturday | 59°F | Sunny | 5 mph SE | 2% |
| Saturday Night | 34°F | Mostly Clear | 3 mph SSW | 0% |
| Sunday | 64°F | Sunny | 1 to 6 mph S | 0% |
| Sunday Night | 37°F | Mostly Clear | 1 to 5 mph SW | 0% |
| Monday | 64°F | Sunny | 5 mph ESE | 0% |
| Monday Night | 37°F | Partly Cloudy | 3 mph W | 0% |
| Tuesday | 63°F | Mostly Sunny | 2 mph SSE | 0% |
Forecast source: National Weather Service (api.weather.gov) for Dacono (40.064, -104.947). Updated through the day.
Growing snapshot for Dacono
Last spring frost
May 7
First fall frost
Oct 5
Growing season
151 days
Hardiness zone
5b
More local growing data for Dacono: nearby ZIP 80514 weather · frost dates · planting calendar · Colorado frost dates
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Severance
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Climate data from the nearest NOAA station, Longmont 2 Ese, Co (9.4 mi from Dacono). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.