Circle City, AZ Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Circle City, a community in Maricopa County, Arizona.
Tonight
76°F
Mostly Clear
Mostly clear, with a low around 76. North northwest wind 0 to 5 mph.
7-day forecast for Circle City
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 76°F | Mostly Clear | 0 to 5 mph NNW | 0% |
| Saturday | 98°F | Sunny | 0 to 5 mph SE | 0% |
| Saturday Night | 75°F | Mostly Clear | 0 to 5 mph NNW | 0% |
| Sunday | 97°F | Mostly Sunny | 5 to 10 mph SE | 0% |
| Sunday Night | 78°F | Mostly Cloudy | 0 to 5 mph N | 0% |
| Monday | 96°F | Mostly Sunny | 0 to 10 mph ESE | 2% |
| Monday Night | 75°F | Mostly Clear | 0 to 5 mph W | 7% |
| Tuesday | 96°F | Sunny | 5 mph SE | 7% |
| Tuesday Night | 77°F | Mostly Clear | 0 to 15 mph N | 8% |
| Wednesday | 99°F | Sunny then Slight Chance Showers And Thunderstorms | 5 to 15 mph ESE | 13% |
| Wednesday Night | 79°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 to 15 mph E | 14% |
| Thursday | 98°F | Slight Chance Showers And Thunderstorms | 5 to 15 mph ESE | 18% |
| Thursday Night | 79°F | Slight Chance Showers And Thunderstorms | 5 to 15 mph E | 24% |
| Friday | 98°F | Slight Chance Showers And Thunderstorms | 5 to 15 mph ESE | 21% |
Forecast source: National Weather Service (api.weather.gov) for Circle City (33.815, -112.581). Updated through the day.
Growing snapshot for Circle City
Last spring frost
Feb 5
First fall frost
Dec 11
Growing season
306 days
Hardiness zone
9b
More local growing data for Circle City: nearby ZIP 85361 weather · frost dates · planting calendar · Arizona frost dates
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Climate data from the nearest NOAA station, Wittmann 1Se, Az (6.4 mi from Circle City). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.