St. David, AZ Weather & Growing Conditions
Overnight
63°F
Mostly Clear
Mostly clear, with a low around 63. Southeast wind around 3 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 63°F | Mostly Clear | 3 mph SE | 0% |
| Saturday | 90°F | Sunny | 2 to 10 mph SSW | 2% |
| Saturday Night | 61°F | Mostly Clear | 1 to 6 mph S | 2% |
| Sunday | 89°F | Sunny | 2 to 7 mph SW | 0% |
| Sunday Night | 62°F | Mostly Clear | 1 to 6 mph SW | 0% |
| Monday | 89°F | Sunny | 5 mph SSW | 3% |
| Monday Night | 64°F | Partly Cloudy then Slight Chance Rain Showers | 0 to 3 mph S | 15% |
| Tuesday | 87°F | Chance Showers And Thunderstorms | 3 to 7 mph SE | 41% |
| Tuesday Night | 63°F | Chance Showers And Thunderstorms | 5 to 8 mph ESE | 31% |
| Wednesday | 84°F | Chance Showers And Thunderstorms | 6 mph E | 51% |
| Wednesday Night | 62°F | Chance Showers And Thunderstorms | 3 to 7 mph E | 51% |
| Thursday | 82°F | Chance Showers And Thunderstorms | 7 mph E | 44% |
| Thursday Night | 62°F | Chance Showers And Thunderstorms | 7 mph E | 44% |
| Friday | 84°F | Slight Chance Showers And Thunderstorms | 6 mph ENE | 29% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for St. David, AZ
Last spring frost
Apr 12
First fall frost
Nov 1
Growing season
202 days
Hardiness zone
8b
Explore more for St. David, AZ: full frost dates · planting calendar · Arizona frost dates
Climate data from the nearest NOAA station, Benson 6Se, Az (3.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.