First Mesa, AZ Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for First Mesa, a community in Navajo County, Arizona.
Today
81°F
Sunny
Sunny. High near 81, with temperatures falling to around 76 in the afternoon. Southwest wind around 10 mph.
7-day forecast for First Mesa
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 81°F | Sunny | 10 mph SW | 0% |
| Tonight | 53°F | Mostly Clear | 6 mph S | 0% |
| Sunday | 81°F | Sunny | 2 to 7 mph S | 0% |
| Sunday Night | 54°F | Partly Cloudy | 5 mph SE | 0% |
| Monday | 80°F | Partly Sunny | 5 to 9 mph SE | 3% |
| Monday Night | 55°F | Partly Cloudy | 5 to 8 mph SE | 12% |
| Tuesday | 80°F | Chance Showers And Thunderstorms | 6 to 15 mph S | 41% |
| Tuesday Night | 54°F | Chance Showers And Thunderstorms | 9 to 13 mph SE | 32% |
| Wednesday | 78°F | Slight Chance Showers And Thunderstorms | 8 mph SE | 16% |
| Wednesday Night | 54°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 7 mph E | 14% |
| Thursday | 76°F | Chance Showers And Thunderstorms | 8 mph E | 28% |
| Thursday Night | 54°F | Chance Showers And Thunderstorms | 8 mph E | 35% |
| Friday | 76°F | Chance Showers And Thunderstorms | 8 mph S | 37% |
| Friday Night | 54°F | Slight Chance Showers And Thunderstorms | 7 mph SE | 21% |
Forecast source: National Weather Service (api.weather.gov) for First Mesa (35.832, -110.369). Updated through the day.
Growing snapshot for First Mesa
Last spring frost
May 16
First fall frost
Oct 10
Growing season
147 days
Hardiness zone
7a
More local growing data for First Mesa: nearby ZIP 86042 weather · frost dates · planting calendar · Arizona frost dates
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Climate data from the nearest NOAA station, Keams Canyon, Az (11.3 mi from First Mesa). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.