Dewey-Humboldt, AZ Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Dewey-Humboldt, a town in Yavapai County, Arizona.
Today
97°F
Sunny
Sunny. High near 97, with temperatures falling to around 94 in the afternoon. Southwest wind 5 to 10 mph.
7-day forecast for Dewey-Humboldt
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 97°F | Sunny | 5 to 10 mph SW | 4% |
| Tonight | 68°F | Mostly Clear | 1 to 12 mph W | 3% |
| Wednesday | 96°F | Chance Showers And Thunderstorms | 1 to 8 mph SW | 30% |
| Wednesday Night | 68°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 2 to 7 mph W | 12% |
| Thursday | 96°F | Chance Showers And Thunderstorms | 2 to 6 mph NW | 47% |
| Thursday Night | 68°F | Chance Showers And Thunderstorms then Partly Cloudy | 5 mph NW | 27% |
| Friday | 97°F | Slight Chance Showers And Thunderstorms | 2 to 6 mph NW | 16% |
| Friday Night | 69°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 2 to 6 mph NW | 16% |
| Saturday | 97°F | Slight Chance Showers And Thunderstorms | 1 to 6 mph SW | 20% |
| Saturday Night | 68°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 2 to 6 mph W | 20% |
| Sunday | 95°F | Chance Showers And Thunderstorms | 1 to 7 mph SW | 39% |
| Sunday Night | 67°F | Chance Showers And Thunderstorms then Mostly Cloudy | 2 to 6 mph NW | 39% |
| Monday | 91°F | Chance Showers And Thunderstorms | 2 to 7 mph W | 36% |
| Monday Night | 65°F | Chance Showers And Thunderstorms | 1 to 6 mph W | 33% |
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 Aug 4, 2026.