Reno weather in September 2025

Expect daytime maximum temperatures of 79°F in Reno, Nevada in September based on long-term weather averages. There are 11 hours of sunshine per day on average.

  • 79°F maximum daytime temperature in September in Reno79
    79°F max day temperature
  • 11 hours of sunshine per day
  • 3 days with some rainfall in September in Reno3
    3 days with some rainfall
  • 41°F minimum night-time temperature in September in Reno41
    41°F min night temperature
  • 12 hours of daylight per day in September in Reno12
    12 hours of daylight per day
  • Low heat & humidity in September in RenoL
    Low heat & humidity
  • 0.4 inches monthly rainfall in September in Reno0.4
    0.4 inches of monthly rainfall
  • UV (maximum) index 7 (High) in September in Reno7
    7 (High) UV index

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The September weather guide for Nevada (Reno) 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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More about Nevada

How hot is it in Reno in September?

Daytime temperatures usually reach 79°F in Reno in September with low heat and humidity, falling to 41°F at night.

How sunny is it in Reno in September?

There are normally 11 hours of bright sunshine each day in Reno in September - that's 91% of daylight hours.

Does it ever rain in Reno in September?

There are usually 3 days with some rain in Reno in September and the average monthly rainfall is 0.4 inches.

Reno September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 05:28 18:29
Monday, 15th September 2025 05:41 18:07
Tuesday, 30th September 2025 05:55 17:43

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