Dewey-Humboldt, AZ Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Dewey-Humboldt, a town in Yavapai County, Arizona.
This Afternoon
84°F
Sunny
Sunny, with a high near 84. South wind around 17 mph, with gusts as high as 26 mph.
7-day forecast for Dewey-Humboldt
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 84°F | Sunny | 17 mph S | 1% |
| Tonight | 59°F | Mostly Clear | 3 to 13 mph SW | 1% |
| Saturday | 86°F | Sunny | 3 to 14 mph S | 0% |
| Saturday Night | 58°F | Mostly Clear | 3 to 10 mph NW | 0% |
| Sunday | 85°F | Mostly Sunny | 5 to 15 mph E | 0% |
| Sunday Night | 60°F | Mostly Cloudy | 3 to 12 mph NW | 0% |
| Monday | 83°F | Mostly Sunny | 6 to 18 mph SE | 6% |
| Monday Night | 59°F | Slight Chance Showers And Thunderstorms | 2 to 7 mph S | 17% |
| Tuesday | 83°F | Sunny | 6 to 12 mph SE | 13% |
| Tuesday Night | 59°F | Mostly Clear | 1 to 7 mph SE | 9% |
| Wednesday | 85°F | Slight Chance Showers And Thunderstorms | 6 mph E | 16% |
| Wednesday Night | 61°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 mph E | 16% |
| Thursday | 84°F | Chance Showers And Thunderstorms | 6 mph E | 32% |
| Thursday Night | 61°F | Chance Showers And Thunderstorms | 6 mph E | 35% |
Forecast source: National Weather Service (api.weather.gov) for Dewey-Humboldt (34.517, -112.250). Updated through the day.
Growing snapshot for Dewey-Humboldt
Last spring frost
Apr 30
First fall frost
Oct 20
Growing season
172 days
Hardiness zone
8a
More local growing data for Dewey-Humboldt: nearby ZIP 86329 weather · frost dates · planting calendar · Arizona frost dates
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Climate data from the nearest NOAA station, Prescott, Az (10.6 mi from Dewey-Humboldt). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.