Glendale, AZ Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Glendale, a city in Maricopa County, Arizona.
Tonight
79°F
Mostly Clear
Mostly clear, with a low around 79. North northwest wind 0 to 5 mph.
7-day forecast for Glendale
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 79°F | Mostly Clear | 0 to 5 mph NNW | 0% |
| Saturday | 101°F | Sunny | 0 to 5 mph S | 0% |
| Saturday Night | 77°F | Mostly Clear | 0 to 5 mph NNW | 0% |
| Sunday | 100°F | Sunny | 5 mph SSE | 0% |
| Sunday Night | 80°F | Partly Cloudy | 0 to 5 mph NW | 0% |
| Monday | 100°F | Mostly Sunny | 0 to 5 mph ESE | 2% |
| Monday Night | 79°F | Mostly Clear | 0 to 5 mph W | 8% |
| Tuesday | 100°F | Sunny | 0 to 5 mph SSE | 8% |
| Tuesday Night | 81°F | Mostly Clear | 0 to 10 mph NNW | 6% |
| Wednesday | 102°F | Sunny then Slight Chance Showers And Thunderstorms | 5 to 10 mph ESE | 13% |
| Wednesday Night | 83°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 to 10 mph ESE | 14% |
| Thursday | 101°F | Slight Chance Showers And Thunderstorms | 5 to 15 mph ESE | 20% |
| Thursday Night | 83°F | Slight Chance Showers And Thunderstorms | 5 to 10 mph E | 22% |
| Friday | 101°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 5 to 15 mph E | 23% |
Forecast source: National Weather Service (api.weather.gov) for Glendale (33.533, -112.190). Updated through the day.
Growing snapshot for Glendale
Last spring frost
Jan 20
First fall frost
Dec 15
Growing season
331 days
Hardiness zone
9b
More local growing data for Glendale: nearby ZIP 85301 weather · frost dates · planting calendar · Arizona frost dates
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Climate data from the nearest NOAA station, Youngtown, Az (8.2 mi from Glendale). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.