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Climate · Scottsdale

Scottsdale in September

Very hot and dry, as the days shorten.

Typical weather, averaged over 30 years

September in Scottsdale is very hot: highs near 97°F, lows near 71°F. Rain falls on about one day a week, and the days shorten by 45 minutes from the first week to the last.September in Scottsdale is very hot: highs near 36°C, lows near 22°C. Rain falls on about one day a week, and the days shorten by 45 minutes from the first week to the last.

High
97°F36°Caverage
Low
71°F22°Caverage
Wet days
1a week · 12% of days
Daylight
12h 19mon average

Is September a good time to visit Scottsdale?

September sits outside Scottsdale's best months, which run in two parts: March to April, or November. Expect very hot days and rain on about one day a week.

How we judge it: every month is scored on how close its typical high comes to the range from 70°F to 80°F, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.How we judge it: every month is scored on how close its typical high comes to the range from 21°C to 27°C, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.

How September sits in the year

week by week

Temperature

Highs near 97°F in September, against 64°F to 104°F through the year.Highs near 36°C in September, against 18°C to 40°C through the year.

Chance of a wet day

12% of days in September, against 1% to 15% through the year.

Cloud cover

18% cover in September, against 17% to 40% through the year.

Daylight

12h 19m in September, against 9h 57m to 14h 21m through the year.

Week by week, lightly smoothed, with September shaded. The olive line marks the best months. Hover or tap a week for its figures.

Either side

  1. August102°39°low 78°low 26°1 wet day a weekRain on about one day a week.
  2. September97°36°low 71°low 22°1 wet day a weekRain on about one day a week.
  3. October88°31°low 60°low 16°1 wet day a weekRain on about one day a week.

Where Scottsdale sits, in September

America/Phoenix
this place
typical high in September 40°F4°C95°F35°C
Sunrise, mid-September
6:10 AMsets 6:36 PM
Above the sea
780 mupland
Latitude
33.7°Nnorthern hemisphere
Nearest of ours
Morristown55 km north-west

The land around Scottsdale, shaded by its typical high in September, the planning map's own layer. Hover the map for the figure at that spot; tap it on a phone. Clock times are local, for the 15th.

Elsewhere in United States in September

high · low · wet days
See September on the planning mapThe whole year in Scottsdale

Typical weather, averaged over 30 years (1995–2024), from the 11 km grid square nearest Scottsdale. Temperatures are adjusted against 66 weather stations: daytime highs read about 3.1°F cold in the source data and are raised to match, and both highs and lows are adjusted for the town's height (780 m) against the climate model's (607 m).Temperatures are adjusted against 66 weather stations: daytime highs read about 1.7°C cold in the source data and are raised to match, and both highs and lows are adjusted for the town's height (780 m) against the climate model's (607 m). Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not. Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.

Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not.

Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.