Casa Grande, AZ Weather & Growing Conditions
Today
106°F
Mostly Sunny
Mostly sunny, with a high near 106. West southwest wind 5 to 15 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 106°F | Mostly Sunny | 5 to 15 mph WSW | 5% |
| Tonight | 82°F | Patchy Blowing Dust | 5 to 20 mph SSW | 6% |
| Wednesday | 103°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 to 10 mph WSW | 21% |
| Wednesday Night | 80°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 mph W | 21% |
| Thursday | 105°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 10 mph WNW | 11% |
| Thursday Night | 81°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 mph WSW | 11% |
| Friday | 106°F | Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph W | 18% |
| Friday Night | 81°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 mph SW | 18% |
| Saturday | 107°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 mph WNW | 21% |
| Saturday Night | 81°F | Slight Chance Showers And Thunderstorms | 5 mph WSW | 21% |
| Sunday | 105°F | Chance Showers And Thunderstorms | 5 mph WSW | 35% |
| Sunday Night | 79°F | Chance Showers And Thunderstorms | 5 mph SSW | 35% |
| Monday | 101°F | Chance Showers And Thunderstorms | 5 mph SW | 39% |
| Monday Night | 77°F | Chance Showers And Thunderstorms | 5 mph SSW | 39% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Casa Grande, AZ
Last spring frost
Feb 5
First fall frost
Dec 6
Growing season
305 days
Hardiness zone
9a
Explore more for Casa Grande, AZ: full frost dates · planting calendar · Arizona frost dates
Climate data from the nearest NOAA station, Casa Grande, Az (8.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.