Fort Smith weather in June 2026

Expect daytime maximum temperatures of 88°F in Fort Smith, Arkansas in June and high heat and humidity based on long-term weather averages. There are 10 hours of sunshine per day on average with typically 3.9 inches of rainfall in the month.

  • 88°F maximum daytime temperature in June in Fort Smith88
    88°F max day temperature
  • 10 hours of sunshine per day
  • 8 days with some rainfall in June in Fort Smith8
    8 days with some rainfall
  • 66°F minimum night-time temperature in June in Fort Smith66
    66°F min night temperature
  • 15 hours of daylight per day in June in Fort Smith15
    15 hours of daylight per day
  • High heat & humidity in June in Fort SmithH
    High heat & humidity
  • 3.9 inches monthly rainfall in June in Fort Smith3.9
    3.9 inches of monthly rainfall
  • UV (maximum) index 10 (Very High) in June in Fort Smith10
    10 (Very High) UV index

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The June weather guide for Arkansas (Fort Smith) 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 Fort Smith in June?

Daytime temperatures usually reach 88°F in Fort Smith in June with high heat and humidity, falling to 66°F at night.

How sunny is it in Fort Smith in June?

There are normally 10 hours of bright sunshine each day in Fort Smith in June - that's 70% of daylight hours.

Does it rain in Fort Smith in June?

There are usually 8 days with some rain in Fort Smith in June and the average monthly rainfall is 3.9 inches.

Fort Smith June sunrise & sunset times

Browse the sunrise and sunset times for Fort Smith in June 2026. Select a month to view Fort Smith sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st June 2026 05:04 19:27
Monday, 15th June 2026 05:02 19:34
Tuesday, 30th June 2026 05:06 19:37

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