Arvada, CO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Arvada, a city in Jefferson County, Colorado.
This Afternoon
82°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly cloudy. High near 82, with temperatures falling to around 72 in the afternoon. West northwest wind around 8 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Arvada
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 82°F | Chance Showers And Thunderstorms | 8 mph WNW | 45% |
| Tonight | 55°F | Chance Showers And Thunderstorms then Partly Cloudy | 2 to 7 mph W | 31% |
| Saturday | 76°F | Mostly Sunny then Chance Showers And Thunderstorms | 3 to 7 mph NW | 65% |
| Saturday Night | 50°F | Chance Showers And Thunderstorms | 1 to 5 mph WNW | 51% |
| Sunday | 71°F | Chance Showers And Thunderstorms | 1 to 6 mph NNE | 53% |
| Sunday Night | 49°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 6 mph SW | 32% |
| Monday | 73°F | Sunny | 0 to 7 mph ENE | 3% |
| Monday Night | 51°F | Mostly Clear | 0 to 6 mph NNW | 10% |
| Tuesday | 77°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 6 mph SSE | 17% |
| Tuesday Night | 53°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 1 to 5 mph WNW | 20% |
| Wednesday | 77°F | Partly Sunny then Slight Chance Showers And Thunderstorms | 1 to 6 mph ENE | 18% |
| Wednesday Night | 54°F | Slight Chance Rain Showers then Mostly Cloudy | 5 mph SW | 18% |
| Thursday | 77°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 2 to 6 mph N | 16% |
| Thursday Night | 54°F | Chance Rain Showers then Mostly Cloudy | 1 to 5 mph WSW | 30% |
Forecast source: National Weather Service (api.weather.gov) for Arvada (39.834, -105.150). Updated through the day.
Growing snapshot for Arvada
Last spring frost
May 5
First fall frost
Oct 5
Growing season
151 days
Hardiness zone
6a
More local growing data for Arvada: nearby ZIP 80005 weather · frost dates · planting calendar · Colorado frost dates
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Wheat Ridge
Climate data from the nearest NOAA station, Wheat Ridge 2, Co (5.4 mi from Arvada). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.