Whetstone, AZ Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Whetstone, a community in Cochise County, Arizona.
This Afternoon
92°F
Sunny
Sunny. High near 92, with temperatures falling to around 87 in the afternoon. West southwest wind around 12 mph.
7-day forecast for Whetstone
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 92°F | Sunny | 12 mph WSW | 1% |
| Tonight | 62°F | Mostly Clear | 5 to 9 mph SW | 1% |
| Sunday | 89°F | Sunny | 2 to 14 mph SW | 1% |
| Sunday Night | 62°F | Mostly Clear | 3 to 8 mph WSW | 1% |
| Monday | 89°F | Sunny | 2 to 9 mph SSW | 6% |
| Monday Night | 65°F | Partly Cloudy | 2 to 6 mph SSW | 6% |
| Tuesday | 86°F | Chance Showers And Thunderstorms | 3 to 7 mph SSE | 39% |
| Tuesday Night | 63°F | Chance Showers And Thunderstorms then Mostly Cloudy | 5 to 8 mph SE | 30% |
| Wednesday | 83°F | Chance Showers And Thunderstorms | 6 mph E | 55% |
| Wednesday Night | 63°F | Showers And Thunderstorms Likely | 5 to 8 mph ESE | 55% |
| Thursday | 81°F | Chance Showers And Thunderstorms | 6 to 10 mph E | 57% |
| Thursday Night | 63°F | Showers And Thunderstorms Likely | 5 to 8 mph ESE | 57% |
| Friday | 81°F | Chance Showers And Thunderstorms | 6 mph ESE | 38% |
| Friday Night | 63°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 mph ESE | 22% |
Forecast source: National Weather Service (api.weather.gov) for Whetstone (31.719, -110.292). Updated through the day.
Growing snapshot for Whetstone
Last spring frost
Mar 16
First fall frost
Nov 21
Growing season
246 days
Hardiness zone
8b
More local growing data for Whetstone: nearby ZIP 85616 weather · frost dates · planting calendar · Arizona frost dates
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Climate data from the nearest NOAA station, Ft Huachuca Pioneer Airfield, Az (9 mi from Whetstone). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.