Lead weather in September 2025

Expect daytime maximum temperatures of 22°C in Lead, South Dakota in September based on long-term weather averages. There are 8 hours of sunshine per day on average.

  • 22°C maximum daytime temperature in September in Lead22
    22°C max day temperature
  • 8 hours of sunshine per day
  • 8 days with some rainfall in September in Lead8
    8 days with some rainfall
  • 6°C minimum night-time temperature in September in Lead6
    6°C min night temperature
  • 12 hours of daylight per day in September in Lead12
    12 hours of daylight per day
  • No heat & humidity in September in Lead0
    No heat & humidity
  • 31 mm monthly rainfall in September in Lead31
    31 mm of monthly rainfall
  • UV (maximum) index 6 (High) in September in Lead6
    6 (High) UV index

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The September weather guide for South Dakota (Lead) 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 / mm)  |  Imperial (°F / inches)

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How hot is it in Lead in September?

Daytime temperatures usually reach 22°C in Lead in September, falling to 6°C at night.

How sunny is it in Lead in September?

There are normally 8 hours of bright sunshine each day in Lead in September - that's 67% of daylight hours.

Does it rain in Lead in September?

There are usually 8 days with some rain in Lead in September and the average monthly rainfall is 31mm.

Lead September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 05:18 18:31
Monday, 15th September 2025 05:35 18:05
Tuesday, 30th September 2025 05:52 17:37

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