Circle City, AZ Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Circle City, a community in Maricopa County, Arizona.
Today
108°F
Sunny
Sunny. High near 108, with temperatures falling to around 106 in the afternoon. Heat index values as high as 110. West southwest wind 5 to 15 mph, with gusts as high as 20 mph.
7-day forecast for Circle City
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 108°F | Sunny | 5 to 15 mph WSW | 1% |
| Tonight | 85°F | Mostly Clear then Patchy Blowing Dust | 5 to 15 mph WSW | 2% |
| Wednesday | 106°F | Sunny | 5 to 10 mph WSW | 6% |
| Wednesday Night | 85°F | Partly Cloudy | 5 to 10 mph WNW | 6% |
| Thursday | 108°F | Sunny then Slight Chance Showers And Thunderstorms | 0 to 10 mph WSW | 13% |
| Thursday Night | 86°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 to 10 mph N | 13% |
| Friday | 110°F | Sunny | 0 to 10 mph SSW | 8% |
| Friday Night | 87°F | Partly Cloudy | 5 to 10 mph SW | 8% |
| Saturday | 109°F | Sunny then Slight Chance Showers And Thunderstorms | 5 mph SSW | 15% |
| Saturday Night | 87°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 to 10 mph WSW | 15% |
| Sunday | 107°F | Chance Showers And Thunderstorms | 5 to 10 mph SW | 27% |
| Sunday Night | 84°F | Chance Showers And Thunderstorms then Partly Cloudy | 5 to 10 mph W | 27% |
| Monday | 103°F | Chance Showers And Thunderstorms | 5 to 10 mph SSW | 26% |
| Monday Night | 83°F | Chance Showers And Thunderstorms | 5 to 10 mph W | 26% |
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 Aug 4, 2026.