McNary, AZ Weather & Growing Conditions
This Afternoon
72°F
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms before 5pm. Sunny. High near 72, with temperatures falling to around 67 in the afternoon. Southwest wind around 14 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 72°F | Slight Chance Showers And Thunderstorms | 14 mph SW | 16% |
| Tonight | 53°F | Mostly Clear | 6 to 9 mph S | 2% |
| Saturday | 73°F | Sunny | 6 to 15 mph SW | 2% |
| Saturday Night | 50°F | Mostly Clear | 3 to 8 mph S | 0% |
| Sunday | 72°F | Sunny | 3 to 12 mph S | 0% |
| Sunday Night | 50°F | Mostly Cloudy | 5 to 8 mph S | 1% |
| Monday | 72°F | Partly Sunny | 5 to 13 mph S | 1% |
| Monday Night | 52°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 7 mph SE | 24% |
| Tuesday | 70°F | Slight Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 6 to 12 mph S | 65% |
| Tuesday Night | 51°F | Chance Showers And Thunderstorms | 5 to 8 mph SE | 43% |
| Wednesday | 69°F | Showers And Thunderstorms Likely | 5 mph S | 65% |
| Wednesday Night | 50°F | Chance Showers And Thunderstorms | 5 mph SE | 46% |
| Thursday | 68°F | Showers And Thunderstorms Likely | 3 mph SE | 73% |
| Thursday Night | 51°F | Chance Showers And Thunderstorms | 2 to 6 mph SE | 52% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for McNary, AZ
Last spring frost
May 20
First fall frost
Oct 11
Growing season
142 days
Hardiness zone
6b
Explore more for McNary, AZ: full frost dates · planting calendar · Arizona frost dates
Climate data from the nearest NOAA station, Mc Nary 2N, Az (7.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.