Rincon Valley, AZ Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Rincon Valley, a community in Pima County, Arizona.
Overnight
75°F
Mostly Cloudy
Mostly cloudy, with a low around 75. Southeast wind around 3 mph.
7-day forecast for Rincon Valley
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 75°F | Mostly Cloudy | 3 mph SE | 4% |
| Tuesday | 100°F | Sunny then Chance Showers And Thunderstorms | 3 to 12 mph WSW | 43% |
| Tuesday Night | 75°F | Chance Showers And Thunderstorms | 2 to 10 mph SE | 43% |
| Wednesday | 99°F | Chance Showers And Thunderstorms | 2 to 8 mph W | 33% |
| Wednesday Night | 75°F | Chance Showers And Thunderstorms then Mostly Cloudy | 1 to 7 mph WSW | 33% |
| Thursday | 101°F | Chance Showers And Thunderstorms | 1 to 7 mph W | 32% |
| Thursday Night | 75°F | Chance Showers And Thunderstorms | 2 to 6 mph E | 32% |
| Friday | 102°F | Chance Showers And Thunderstorms | 5 mph SW | 41% |
| Friday Night | 75°F | Chance Showers And Thunderstorms | 5 mph E | 41% |
| Saturday | 102°F | Chance Showers And Thunderstorms | 5 mph NNE | 35% |
| Saturday Night | 75°F | Chance Showers And Thunderstorms then Partly Cloudy | 5 mph S | 35% |
| Sunday | 100°F | Chance Showers And Thunderstorms | 2 to 7 mph WSW | 40% |
| Sunday Night | 73°F | Chance Showers And Thunderstorms | 1 to 6 mph SSW | 40% |
| Monday | 98°F | Chance Showers And Thunderstorms | 2 to 9 mph W | 50% |
Forecast source: National Weather Service (api.weather.gov) for Rincon Valley (32.110, -110.689). Updated through the day.
Growing snapshot for Rincon Valley
Last spring frost
Jan 26
First fall frost
Dec 16
Growing season
326 days
Hardiness zone
9a
More local growing data for Rincon Valley: nearby ZIP 85747 weather · frost dates · planting calendar · Arizona frost dates
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Climate data from the nearest NOAA station, Saguaro Np, Az (6.3 mi from Rincon Valley). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.