Phoenix, AZ Weather & Growing Conditions
Overnight
78°F
Clear
Clear, with a low around 78. Northeast wind around 0 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 78°F | Clear | 0 mph | 0% |
| Saturday | 102°F | Sunny | 0 to 5 mph ESE | 0% |
| Saturday Night | 76°F | Mostly Clear | 0 to 5 mph NNW | 0% |
| Sunday | 101°F | Sunny | 0 to 5 mph SSE | 0% |
| Sunday Night | 79°F | Partly Cloudy | 0 to 5 mph SSW | 1% |
| Monday | 102°F | Mostly Sunny | 0 to 5 mph SE | 1% |
| Monday Night | 79°F | Mostly Clear | 0 to 5 mph SSE | 5% |
| Tuesday | 101°F | Sunny | 0 to 5 mph SSE | 5% |
| Tuesday Night | 80°F | Mostly Clear | 0 to 10 mph NE | 5% |
| Wednesday | 102°F | Sunny then Slight Chance Showers And Thunderstorms | 5 to 10 mph ESE | 13% |
| Wednesday Night | 82°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 to 15 mph E | 14% |
| Thursday | 100°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 to 15 mph E | 22% |
| Thursday Night | 81°F | Slight Chance Showers And Thunderstorms | 5 to 15 mph E | 22% |
| Friday | 101°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 5 to 15 mph SE | 15% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Phoenix, AZ
Last spring frost
Jan 21
First fall frost
Dec 16
Growing season
331 days
Hardiness zone
9b
Explore more for Phoenix, AZ: full frost dates · planting calendar · Arizona frost dates
Climate data from the nearest NOAA station, South Phoenix, Az (6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.