Duncan, AZ Weather & Growing Conditions
Today
93°F
Sunny
Sunny, with a high near 93. Southwest wind 5 to 12 mph, with gusts as high as 25 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 93°F | Sunny | 5 to 12 mph SW | 2% |
| Tonight | 63°F | Mostly Clear | 1 to 9 mph W | 2% |
| Sunday | 91°F | Sunny | 1 to 10 mph WNW | 0% |
| Sunday Night | 64°F | Partly Cloudy | 2 to 8 mph N | 0% |
| Monday | 92°F | Mostly Sunny | 2 to 8 mph S | 2% |
| Monday Night | 67°F | Mostly Cloudy then Slight Chance Rain Showers | 3 to 7 mph ESE | 23% |
| Tuesday | 89°F | Chance Showers And Thunderstorms | 8 to 16 mph SE | 62% |
| Tuesday Night | 64°F | Showers And Thunderstorms Likely | 14 to 23 mph ESE | 62% |
| Wednesday | 83°F | Chance Showers And Thunderstorms | 13 to 16 mph ESE | 63% |
| Wednesday Night | 62°F | Showers And Thunderstorms Likely | 13 mph E | 63% |
| Thursday | 82°F | Chance Showers And Thunderstorms | 10 to 15 mph ESE | 55% |
| Thursday Night | 63°F | Showers And Thunderstorms Likely | 13 to 17 mph E | 57% |
| Friday | 83°F | Chance Showers And Thunderstorms | 14 mph ESE | 39% |
| Friday Night | 63°F | Chance Showers And Thunderstorms | 6 to 13 mph E | 33% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Duncan, AZ
Last spring frost
Apr 24
First fall frost
Oct 25
Growing season
183 days
Hardiness zone
8a
Explore more for Duncan, AZ: full frost dates · planting calendar · Arizona frost dates
Climate data from the nearest NOAA station, Duncan, Az (2.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.