Round Rock, AZ Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Round Rock, a community in Apache County, Arizona.
Today
58°F
Sunny
Sunny. High near 58, with temperatures falling to around 53 in the afternoon. Southwest wind 7 to 14 mph, with gusts as high as 23 mph.
7-day forecast for Round Rock
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 58°F | Sunny | 7 to 14 mph SW | 5% |
| Tonight | 33°F | Mostly Clear | 2 to 8 mph NW | 4% |
| Thursday | 56°F | Sunny | 1 to 6 mph W | 0% |
| Thursday Night | 34°F | Partly Cloudy | 3 mph N | 0% |
| Friday | 56°F | Sunny | 1 to 8 mph N | 5% |
| Friday Night | 33°F | Mostly Clear | 0 to 5 mph N | 4% |
| Saturday | 57°F | Sunny | 0 to 7 mph N | 0% |
| Saturday Night | 33°F | Mostly Clear | 3 mph E | 0% |
| Sunday | 59°F | Sunny | 1 to 5 mph NW | 0% |
| Sunday Night | 35°F | Mostly Clear | 2 mph E | 0% |
| Monday | 59°F | Mostly Sunny | 2 mph N | 1% |
| Monday Night | 37°F | Partly Cloudy | 2 mph E | 2% |
| Tuesday | 60°F | Mostly Sunny | 3 mph W | 3% |
| Tuesday Night | 37°F | Partly Cloudy | 2 mph E | 3% |
Forecast source: National Weather Service (api.weather.gov) for Round Rock (36.504, -109.463). Updated through the day.
Growing snapshot for Round Rock
Last spring frost
May 3
First fall frost
Oct 17
Growing season
163 days
Hardiness zone
7a
More local growing data for Round Rock: nearby ZIP 86547 weather · frost dates · planting calendar · Arizona frost dates
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Climate data from the nearest NOAA station, Lukachukai, Az (16.4 mi from Round Rock). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.