Arvada, WY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Arvada, a community in Campbell County, Wyoming.
Tonight
56°F
Showers And Thunderstorms
Showers and thunderstorms before 3am, then patchy fog and a chance of showers and thunderstorms. Mostly cloudy. Low around 56, with temperatures rising to around 58 overnight. West northwest wind around 6 mph. Chance of precipitation is 80%.
7-day forecast for Arvada
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 56°F | Showers And Thunderstorms | 6 mph WNW | 80% |
| Saturday | 70°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 3 to 9 mph NNW | 77% |
| Saturday Night | 52°F | Chance Showers And Thunderstorms then Showers And Thunderstorms | 6 to 9 mph NNW | 86% |
| Sunday | 65°F | Rain Showers | 6 to 10 mph NW | 75% |
| Sunday Night | 49°F | Chance Showers And Thunderstorms then Mostly Cloudy | 2 to 8 mph W | 53% |
| Monday | 73°F | Mostly Sunny | 2 to 6 mph SSE | 2% |
| Monday Night | 51°F | Mostly Clear | 6 to 13 mph SE | 0% |
| Tuesday | 80°F | Sunny | 5 to 8 mph SSE | 2% |
| Tuesday Night | 54°F | Partly Cloudy | 6 mph ESE | 10% |
| Wednesday | 82°F | Sunny | 6 mph SSE | 10% |
| Wednesday Night | 53°F | Mostly Clear | 5 mph ESE | 6% |
| Thursday | 83°F | Sunny | 7 mph SSE | 3% |
| Thursday Night | 55°F | Partly Cloudy | 6 to 9 mph SSE | 2% |
| Friday | 84°F | Mostly Sunny | 10 mph SSE | 4% |
Forecast source: National Weather Service (api.weather.gov) for Arvada (44.662, -106.142). Updated through the day.
Growing snapshot for Arvada
Last spring frost
May 21
First fall frost
Sep 23
Growing season
123 days
Hardiness zone
4b
More local growing data for Arvada: nearby ZIP 82831 weather · frost dates · planting calendar · Wyoming frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Echeta 2 Nw, Wy (14.6 mi from Arvada). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.