Phoenix, AZ Weather & Growing Conditions
Today
78°F
Sunny
Sunny. High near 78, with temperatures falling to around 74 in the afternoon. West southwest wind 0 to 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 78°F | Sunny | 0 to 5 mph WSW | 0% |
| Tonight | 55°F | Clear | 0 mph | 0% |
| Thursday | 79°F | Mostly Sunny | 0 to 5 mph NE | 0% |
| Thursday Night | 56°F | Partly Cloudy | 0 mph | 0% |
| Friday | 80°F | Sunny | 0 to 5 mph N | 1% |
| Friday Night | 58°F | Clear | 0 to 5 mph N | 1% |
| Saturday | 82°F | Sunny | 0 to 10 mph NE | 0% |
| Saturday Night | 58°F | Clear | 0 to 10 mph NNE | 0% |
| Sunday | 81°F | Sunny | 5 to 10 mph ENE | 0% |
| Sunday Night | 59°F | Partly Cloudy | 5 mph ENE | 0% |
| Monday | 80°F | Mostly Sunny | 0 to 5 mph E | 2% |
| Monday Night | 58°F | Partly Cloudy | 0 to 5 mph ENE | 2% |
| Tuesday | 78°F | Mostly Sunny | 0 to 5 mph SE | 2% |
| Tuesday Night | 59°F | Partly Cloudy | 0 mph | 3% |
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 (9.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.