South Tucson, AZ Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for South Tucson, a city in Pima County, Arizona.
Overnight
50°F
Mostly Clear
Mostly clear, with a low around 50. Southeast wind around 5 mph.
7-day forecast for South Tucson
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 50°F | Mostly Clear | 5 mph SE | 0% |
| Wednesday | 75°F | Sunny | 2 to 8 mph S | 0% |
| Wednesday Night | 50°F | Clear | 1 to 5 mph SSW | 0% |
| Thursday | 75°F | Sunny | 5 mph E | 0% |
| Thursday Night | 52°F | Mostly Clear | 3 mph SSW | 0% |
| Friday | 76°F | Sunny | 2 to 6 mph ENE | 2% |
| Friday Night | 53°F | Mostly Clear | 6 mph NE | 2% |
| Saturday | 76°F | Sunny | 6 to 9 mph E | 1% |
| Saturday Night | 54°F | Mostly Clear | 8 to 12 mph E | 0% |
| Sunday | 75°F | Sunny | 10 to 16 mph E | 1% |
| Sunday Night | 53°F | Partly Cloudy | 12 mph ESE | 1% |
| Monday | 76°F | Mostly Sunny | 5 to 13 mph E | 5% |
| Monday Night | 54°F | Partly Cloudy | 7 mph ESE | 5% |
| Tuesday | 76°F | Mostly Sunny | 3 to 7 mph WSW | 3% |
Forecast source: National Weather Service (api.weather.gov) for South Tucson (32.195, -110.969). Updated through the day.
Growing snapshot for South Tucson
Last spring frost
Jan 20
First fall frost
Dec 17
Growing season
332 days
Hardiness zone
9b
More local growing data for South Tucson: nearby ZIP 85723 weather · frost dates · planting calendar · Arizona frost dates
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Climate data from the nearest NOAA station, Tucson Wfo, Az (3.3 mi from South Tucson). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.