Sierra Vista, AZ Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Sierra Vista, a city in Cochise County, Arizona.
Today
72°F
Sunny
Sunny. High near 72, with temperatures falling to around 68 in the afternoon. Southwest wind 3 to 10 mph.
7-day forecast for Sierra Vista
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 72°F | Sunny | 3 to 10 mph SW | 0% |
| Tonight | 46°F | Clear | 1 to 7 mph WSW | 0% |
| Thursday | 70°F | Sunny | 1 to 5 mph SSE | 0% |
| Thursday Night | 49°F | Mostly Clear | 3 mph S | 0% |
| Friday | 70°F | Mostly Sunny | 1 to 5 mph ENE | 8% |
| Friday Night | 49°F | Mostly Clear | 5 mph NNE | 9% |
| Saturday | 68°F | Sunny | 5 to 17 mph ENE | 3% |
| Saturday Night | 48°F | Mostly Clear | 13 to 18 mph E | 1% |
| Sunday | 67°F | Sunny | 15 to 23 mph E | 0% |
| Sunday Night | 46°F | Partly Cloudy | 7 to 14 mph E | 1% |
| Monday | 69°F | Mostly Sunny | 3 to 7 mph E | 4% |
| Monday Night | 48°F | Partly Cloudy | 3 mph SSE | 4% |
| Tuesday | 71°F | Mostly Sunny | 2 mph S | 4% |
| Tuesday Night | 50°F | Partly Cloudy | 2 mph WSW | 5% |
Forecast source: National Weather Service (api.weather.gov) for Sierra Vista (31.565, -110.315). Updated through the day.
Growing snapshot for Sierra Vista
Last spring frost
Mar 16
First fall frost
Nov 21
Growing season
246 days
Hardiness zone
8b
More local growing data for Sierra Vista: nearby ZIP 85613 weather · frost dates · planting calendar · Arizona frost dates
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Sierra Vista Southeast
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Climate data from the nearest NOAA station, Ft Huachuca Pioneer Airfield, Az (5 mi from Sierra Vista). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.