Tucson, AZ Weather & Growing Conditions
Today
103°F
Sunny then Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after 5pm. Sunny, with a high near 103. Heat index values as high as 106. West northwest wind 2 to 10 mph. Chance of precipitation is 40%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 103°F | Sunny then Slight Chance Showers And Thunderstorms | 2 to 10 mph WNW | 41% |
| Tonight | 78°F | Chance Showers And Thunderstorms | 3 to 9 mph SSE | 46% |
| Wednesday | 101°F | Sunny then Chance Showers And Thunderstorms | 2 to 8 mph WSW | 28% |
| Wednesday Night | 78°F | Chance Showers And Thunderstorms then Mostly Cloudy | 2 to 7 mph SSW | 34% |
| Thursday | 103°F | Slight Chance Showers And Thunderstorms | 1 to 8 mph W | 19% |
| Thursday Night | 78°F | Slight Chance Showers And Thunderstorms | 3 to 7 mph WSW | 19% |
| Friday | 104°F | Sunny then Chance Showers And Thunderstorms | 1 to 6 mph WSW | 37% |
| Friday Night | 78°F | Chance Showers And Thunderstorms | 6 mph E | 37% |
| Saturday | 105°F | Chance Showers And Thunderstorms | 2 to 6 mph WNW | 26% |
| Saturday Night | 78°F | Chance Showers And Thunderstorms then Partly Cloudy | 6 mph SSW | 26% |
| Sunday | 103°F | Chance Showers And Thunderstorms | 2 to 7 mph WSW | 41% |
| Sunday Night | 76°F | Chance Showers And Thunderstorms | 3 to 7 mph S | 41% |
| Monday | 100°F | Chance Showers And Thunderstorms | 3 to 8 mph SW | 52% |
| Monday Night | 74°F | Chance Showers And Thunderstorms | 3 to 8 mph SSE | 52% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Tucson, AZ
Last spring frost
Feb 5
First fall frost
Dec 9
Growing season
307 days
Hardiness zone
9b
Explore more for Tucson, AZ: full frost dates · planting calendar · Arizona frost dates
Climate data from the nearest NOAA station, Tucson Intl Ap, Az (1.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.