Arvada, CO Weather & Growing Conditions
Overnight
36°F
Partly Cloudy
Partly cloudy, with a low around 36. West southwest wind around 3 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 36°F | Partly Cloudy | 3 mph WSW | 0% |
| Wednesday | 56°F | Partly Sunny then Slight Chance Rain Showers | 2 to 7 mph NNW | 15% |
| Wednesday Night | 37°F | Slight Chance Rain Showers then Mostly Cloudy | 1 to 6 mph NW | 15% |
| Thursday | 58°F | Sunny | 5 mph SSE | 0% |
| Thursday Night | 37°F | Partly Cloudy | 2 mph SW | 1% |
| Friday | 57°F | Mostly Sunny | 5 mph N | 10% |
| Friday Night | 35°F | Partly Cloudy | 3 mph WNW | 10% |
| Saturday | 59°F | Sunny | 2 to 6 mph ESE | 1% |
| Saturday Night | 35°F | Mostly Clear | 3 mph SSW | 0% |
| Sunday | 65°F | Sunny | 2 to 7 mph S | 0% |
| Sunday Night | 40°F | Mostly Clear | 6 mph WSW | 0% |
| Monday | 65°F | Sunny | 5 mph ENE | 0% |
| Monday Night | 39°F | Partly Cloudy | 2 mph WNW | 0% |
| Tuesday | 64°F | Mostly Sunny | 2 mph ENE | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Arvada, CO
Last spring frost
May 5
First fall frost
Oct 5
Growing season
151 days
Hardiness zone
6a
Explore more for Arvada, CO: full frost dates · planting calendar · Colorado frost dates
Climate data from the nearest NOAA station, Wheat Ridge 2, Co (4.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.