Arvada, CO Weather & Growing Conditions
Overnight
55°F
Partly Cloudy
Partly cloudy, with a low around 55. West wind around 3 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 55°F | Partly Cloudy | 3 mph W | 3% |
| Saturday | 77°F | Mostly Sunny then Chance Showers And Thunderstorms | 2 to 8 mph NNE | 57% |
| Saturday Night | 51°F | Chance Showers And Thunderstorms then Partly Cloudy | 1 to 6 mph WNW | 37% |
| Sunday | 72°F | Mostly Sunny then Chance Showers And Thunderstorms | 1 to 7 mph NE | 29% |
| Sunday Night | 50°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 6 mph NE | 29% |
| Monday | 73°F | Sunny | 0 to 7 mph ENE | 3% |
| Monday Night | 51°F | Partly Cloudy | 0 to 7 mph ENE | 14% |
| Tuesday | 76°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 6 mph E | 16% |
| Tuesday Night | 53°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 1 to 5 mph SW | 17% |
| Wednesday | 78°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 1 to 5 mph ENE | 15% |
| Wednesday Night | 54°F | Mostly Cloudy | 5 mph SW | 10% |
| Thursday | 79°F | Mostly Sunny | 2 to 6 mph S | 11% |
| Thursday Night | 55°F | Partly Cloudy | 1 to 6 mph SSW | 14% |
| Friday | 80°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 1 to 6 mph S | 17% |
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 (1.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.