Phoenix weather in September 2021

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  • 37°C maximum daytime temperature in September in Phoenix37
    37°C max day temperature
  • 11 hours of sunshine per day
  • 3 days with some rainfall in September in Phoenix3
    3 days with some rainfall
  • 21°C minimum night-time temperature in September in Phoenix21
    21°C min night temperature
  • 12 hours of daylight per day in September in Phoenix12
    12 hours of daylight per day
  • Very high heat & humidity in September in PhoenixVH
    Very High heat & humidity
  • 23 mm monthly rainfall in September in Phoenix23
    23 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in September in Phoenix8
    8 (Very High) UV index

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The September weather guide for Phoenix, Arizona shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

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How hot is it in Phoenix in September?

Daytime temperatures usually reach 37°C in Phoenix in September with very high heat and humidity, falling to 21°C at night.

How sunny is it in Phoenix in September?

There are normally 11 hours of bright sunshine each day in Phoenix in September - that's 88% of daylight hours.

Does it ever rain in Phoenix in September?

There are usually 3 days with some rain in Phoenix in September and the average monthly rainfall is 23mm.

Metric (°C / mm)  |  Imperial (°F / inches)

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Phoenix sunrise & sunset times for September 2021

Browse the sunrise and sunset times for Phoenix in September 2021. Select a month to view Phoenix sunrise & sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st September 2021 06:03 18:53
Wednesday, 15th September 2021 06:12 18:34
Thursday, 30th September 2021 06:22 18:14
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  • Home COVID-19 PCR test with free express delivery
  • Receive online results within 24-72 hours once test at lab
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