Mammoth, AZ Weather & Growing Conditions
This Afternoon
92°F
Sunny
Sunny. High near 92, with temperatures falling to around 88 in the afternoon. West southwest wind around 8 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 92°F | Sunny | 8 mph WSW | 4% |
| Tonight | 68°F | Mostly Clear | 6 mph SSW | 1% |
| Saturday | 93°F | Sunny | 3 to 10 mph SW | 0% |
| Saturday Night | 67°F | Mostly Clear | 3 to 8 mph SW | 0% |
| Sunday | 91°F | Sunny | 5 to 10 mph SW | 0% |
| Sunday Night | 68°F | Partly Cloudy | 6 mph WSW | 0% |
| Monday | 90°F | Mostly Sunny | 6 mph S | 1% |
| Monday Night | 68°F | Partly Cloudy then Slight Chance Rain Showers | 6 mph S | 16% |
| Tuesday | 90°F | Slight Chance Showers And Thunderstorms | 3 to 7 mph SE | 24% |
| Tuesday Night | 66°F | Slight Chance Showers And Thunderstorms | 7 to 12 mph ESE | 15% |
| Wednesday | 89°F | Chance Showers And Thunderstorms | 6 to 13 mph ESE | 27% |
| Wednesday Night | 66°F | Chance Showers And Thunderstorms | 7 to 14 mph ESE | 25% |
| Thursday | 88°F | Chance Showers And Thunderstorms | 7 to 14 mph ESE | 34% |
| Thursday Night | 67°F | Chance Showers And Thunderstorms | 8 to 15 mph ESE | 34% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Mammoth, AZ
Last spring frost
Mar 29
First fall frost
Nov 13
Growing season
225 days
Hardiness zone
9a
Explore more for Mammoth, AZ: full frost dates · planting calendar · Arizona frost dates
Climate data from the nearest NOAA station, Oracle Sp, Az (4.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.