Arvada, CO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Arvada, a city in Jefferson County, Colorado.
Overnight
59°F
Patchy Smoke
Patchy smoke. Mostly cloudy. Low around 59, with temperatures rising to around 61 overnight. North northeast wind around 10 mph, with gusts as high as 16 mph.
7-day forecast for Arvada
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 59°F | Patchy Smoke | 10 mph NNE | 13% |
| Tuesday | 79°F | Patchy Smoke | 8 mph NE | 20% |
| Tuesday Night | 57°F | Patchy Smoke | 3 to 8 mph NNE | 12% |
| Wednesday | 87°F | Patchy Smoke then Sunny | 2 to 8 mph NE | 0% |
| Wednesday Night | 59°F | Mostly Clear | 3 to 8 mph NNE | 2% |
| Thursday | 95°F | Sunny | 2 to 8 mph N | 1% |
| Thursday Night | 63°F | Mostly Clear | 5 to 8 mph SW | 2% |
| Friday | 97°F | Sunny | 3 to 8 mph SSE | 0% |
| Friday Night | 66°F | Mostly Clear | 9 mph S | 0% |
| Saturday | 99°F | Sunny | 5 to 9 mph NE | 2% |
| Saturday Night | 67°F | Partly Cloudy | 6 to 9 mph WNW | 0% |
| Sunday | 98°F | Sunny | 8 mph SW | 10% |
| Sunday Night | 69°F | Partly Cloudy | 8 mph WNW | 3% |
| Monday | 97°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 7 to 10 mph N | 22% |
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 Aug 4, 2026.