Tucson, AZ Weather & Growing Conditions
Today
104°F
Sunny then Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after 5pm. Sunny. High near 104, with temperatures falling to around 100 in the afternoon. 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 | 104°F | Sunny then Slight Chance Showers And Thunderstorms | 2 to 10 mph WNW | 40% |
| Tonight | 78°F | Chance Showers And Thunderstorms | 3 to 9 mph SSE | 45% |
| Wednesday | 102°F | Sunny then Chance Showers And Thunderstorms | 2 to 8 mph W | 27% |
| Wednesday Night | 78°F | Chance Showers And Thunderstorms then Mostly Cloudy | 2 to 7 mph SSW | 33% |
| Thursday | 104°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 | 105°F | Sunny then Chance Showers And Thunderstorms | 1 to 6 mph SW | 36% |
| Friday Night | 78°F | Chance Showers And Thunderstorms | 6 mph E | 36% |
| Saturday | 105°F | Chance Showers And Thunderstorms | 5 mph W | 27% |
| Saturday Night | 78°F | Chance Showers And Thunderstorms then Partly Cloudy | 5 mph SSW | 27% |
| Sunday | 103°F | Chance Showers And Thunderstorms | 2 to 7 mph WSW | 41% |
| Sunday Night | 76°F | Chance Showers And Thunderstorms | 2 to 7 mph S | 41% |
| Monday | 101°F | Chance Showers And Thunderstorms | 3 to 8 mph SW | 51% |
| Monday Night | 75°F | Chance Showers And Thunderstorms | 3 to 7 mph SSE | 51% |
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 (2.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.