Sierra Vista, AZ Weather & Growing Conditions
Today
74°F
Sunny
Sunny. High near 74, with temperatures falling to around 70 in the afternoon. South southwest wind 5 to 9 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 74°F | Sunny | 5 to 9 mph SSW | 0% |
| Tonight | 41°F | Clear | 1 to 6 mph W | 0% |
| Thursday | 71°F | Sunny | 2 to 6 mph S | 0% |
| Thursday Night | 43°F | Mostly Clear | 2 mph S | 0% |
| Friday | 70°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 3 mph E | 11% |
| Friday Night | 44°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 3 mph N | 11% |
| Saturday | 68°F | Sunny | 2 to 17 mph ENE | 4% |
| Saturday Night | 43°F | Mostly Clear | 9 to 13 mph E | 1% |
| Sunday | 67°F | Sunny | 13 to 24 mph E | 0% |
| Sunday Night | 42°F | Partly Cloudy | 2 to 13 mph E | 1% |
| Monday | 69°F | Mostly Sunny | 5 mph E | 4% |
| Monday Night | 43°F | Partly Cloudy | 2 mph S | 4% |
| Tuesday | 72°F | Mostly Sunny | 2 mph SSW | 3% |
| Tuesday Night | 45°F | Partly Cloudy | 1 mph WNW | 4% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Sierra Vista, AZ
Last spring frost
Apr 5
First fall frost
Nov 9
Growing season
216 days
Hardiness zone
8b
Explore more for Sierra Vista, AZ: full frost dates · planting calendar · Arizona frost dates
Climate data from the nearest NOAA station, Sierra Vista, Az (6.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.