Rillito, AZ Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Rillito, a community in Pima County, Arizona.
Today
96°F
Sunny
Sunny, with a high near 96. Southwest wind 5 to 8 mph.
7-day forecast for Rillito
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 96°F | Sunny | 5 to 8 mph SW | 0% |
| Tonight | 70°F | Mostly Clear | 3 to 9 mph SSE | 0% |
| Sunday | 95°F | Sunny | 3 to 9 mph S | 1% |
| Sunday Night | 71°F | Partly Cloudy | 3 to 8 mph ESE | 1% |
| Monday | 96°F | Mostly Sunny | 8 mph S | 1% |
| Monday Night | 71°F | Mostly Clear | 2 to 7 mph SSE | 4% |
| Tuesday | 96°F | Sunny | 3 to 7 mph SSE | 8% |
| Tuesday Night | 72°F | Partly Cloudy | 5 to 10 mph SE | 8% |
| Wednesday | 95°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 to 10 mph ESE | 19% |
| Wednesday Night | 72°F | Slight Chance Showers And Thunderstorms | 7 to 13 mph ESE | 24% |
| Thursday | 93°F | Slight Chance Showers And Thunderstorms | 6 to 9 mph ESE | 24% |
| Thursday Night | 72°F | Slight Chance Showers And Thunderstorms | 6 to 12 mph ESE | 21% |
| Friday | 94°F | Slight Chance Showers And Thunderstorms | 6 to 12 mph S | 21% |
| Friday Night | 73°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 6 to 9 mph ENE | 13% |
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 Sep 19, 2026.