Amarillo weather in September 2025

Expect 82°F daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Amarillo in September. Check more long-term weather averages for Amarillo in September before you book your next holiday to Texas in 2025/2026.

  • 82°F maximum daytime temperature in September in Amarillo82
    82°F max day temperature
  • 9 hours of sunshine per day
  • 6 days with some rainfall in September in Amarillo6
    6 days with some rainfall
  • 55°F minimum night-time temperature in September in Amarillo55
    55°F min night temperature
  • 12 hours of daylight per day in September in Amarillo12
    12 hours of daylight per day
  • Low heat & humidity in September in AmarilloL
    Low heat & humidity
  • 2.0 inches monthly rainfall in September in Amarillo2.0
    2.0 inches of monthly rainfall
  • UV (maximum) index 8 (Very High) in September in Amarillo8
    8 (Very High) UV index

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The September weather guide for Texas (Amarillo) 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.

Metric (°C)  |  Imperial (°F)

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How hot is it in Amarillo in September?

Daytime temperatures usually reach 82°F in Amarillo in September with low heat and humidity, falling to 55°F at night.

How sunny is it in Amarillo in September?

There are normally 9 hours of bright sunshine each day in Amarillo in September - that's 71% of daylight hours.

Does it rain in Amarillo in September?

There are usually 6 days with some rain in Amarillo in September and the average monthly rainfall is 2.0 inches.

Amarillo September sunrise & sunset times

Browse the sunrise and sunset times for Amarillo in September 2025. Select a month to view Amarillo sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 06:20 19:14
Monday, 15th September 2025 06:31 18:54
Tuesday, 30th September 2025 06:42 18:32

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