Rillito, AZ Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Rillito, a community in Pima County, Arizona.
This Afternoon
73°F
Sunny
Sunny, with a high near 73. Northwest wind around 5 mph.
7-day forecast for Rillito
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 73°F | Sunny | 5 mph NW | 0% |
| Tonight | 50°F | Mostly Clear | 1 to 8 mph SSE | 0% |
| Wednesday | 73°F | Sunny | 3 to 8 mph W | 0% |
| Wednesday Night | 49°F | Clear | 5 mph NE | 0% |
| Thursday | 74°F | Sunny | 1 to 6 mph W | 0% |
| Thursday Night | 52°F | Mostly Clear | 1 to 5 mph ENE | 0% |
| Friday | 75°F | Mostly Sunny | 1 to 6 mph N | 2% |
| Friday Night | 52°F | Mostly Clear | 6 mph NE | 2% |
| Saturday | 76°F | Sunny | 7 mph ENE | 0% |
| Saturday Night | 53°F | Mostly Clear | 5 to 12 mph E | 1% |
| Sunday | 77°F | Sunny | 3 to 13 mph ESE | 4% |
| Sunday Night | 54°F | Partly Cloudy | 5 to 10 mph ESE | 4% |
| Monday | 77°F | Mostly Sunny | 2 to 10 mph SE | 7% |
| Monday Night | 55°F | Partly Cloudy | 2 to 7 mph ESE | 3% |
Forecast source: National Weather Service (api.weather.gov) for Rillito (32.416, -111.155). Updated through the day.
Growing snapshot for Rillito
Last spring frost
Feb 23
First fall frost
Dec 6
Growing season
287 days
Hardiness zone
9b
More local growing data for Rillito: nearby ZIP 85654 weather · frost dates · planting calendar · Arizona frost dates
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Climate data from the nearest NOAA station, Tucson 17 Nw, Az (11.4 mi from Rillito). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.