Harman US

Top-of-the-World, AZ Weather & Growing Conditions

Overnight
73°F
Mostly Cloudy
Mostly cloudy. Low around 73, with temperatures rising to around 77 overnight. South southeast wind around 5 mph.

7-day forecast

WhenTempForecastWindPrecip
Overnight 73°F Mostly Cloudy 5 mph SSE 1%
Tuesday 93°F Mostly Sunny 5 to 15 mph NW 7%
Tuesday Night 73°F Partly Cloudy 5 to 20 mph SW 8%
Wednesday 91°F Mostly Sunny then Slight Chance Showers And Thunderstorms 5 to 10 mph W 19%
Wednesday Night 72°F Slight Chance Showers And Thunderstorms then Partly Cloudy 5 to 10 mph WNW 19%
Thursday 92°F Slight Chance Showers And Thunderstorms 5 to 10 mph W 18%
Thursday Night 72°F Slight Chance Showers And Thunderstorms then Partly Cloudy 5 to 10 mph ENE 18%
Friday 94°F Slight Chance Showers And Thunderstorms 5 to 10 mph W 15%
Friday Night 72°F Slight Chance Showers And Thunderstorms then Partly Cloudy 5 to 10 mph NNE 15%
Saturday 94°F Sunny then Slight Chance Showers And Thunderstorms 5 mph SE 20%
Saturday Night 73°F Slight Chance Showers And Thunderstorms 5 to 10 mph E 20%
Sunday 92°F Chance Showers And Thunderstorms 5 to 10 mph WSW 32%
Sunday Night 71°F Chance Showers And Thunderstorms 5 to 10 mph SW 32%
Monday 89°F Chance Showers And Thunderstorms 5 to 15 mph WSW 33%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Top-of-the-World, AZ

Last spring frost
Feb 24
First fall frost
Dec 1
Growing season
279 days
Hardiness zone
8a

Explore more for Top-of-the-World, AZ: full frost dates · planting calendar · Arizona frost dates

Climate data from the nearest NOAA station, Miami, Az (5.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.