St Louis weather in June 2025

Expect 30°C daytime maximum temperatures in the shade with on average 10 hours of sunshine per day in St Louis in June. Check more long-term weather averages for St Louis in June before you book your next holiday to Missouri in 2025/2026.

  • 30°C maximum daytime temperature in June in St Louis30
    30°C max day temperature
  • 10 hours of sunshine per day
  • 9 days with some rainfall in June in St Louis9
    9 days with some rainfall
  • 18°C minimum night-time temperature in June in St Louis18
    18°C min night temperature
  • 15 hours of daylight per day in June in St Louis15
    15 hours of daylight per day
  • Moderate heat & humidity in June in St LouisM
    Moderate heat & humidity
  • 95 mm monthly rainfall in June in St Louis95
    95 mm of monthly rainfall
  • UV (maximum) index 9 (Very High) in June in St Louis9
    9 (Very High) UV index

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The June weather guide for Missouri (St Louis) 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 St Louis in June?

Daytime temperatures usually reach 30°C in St Louis in June with moderate heat and humidity, falling to 18°C at night.

How sunny is it in St Louis in June?

There are normally 10 hours of bright sunshine each day in St Louis in June - that's 67% of daylight hours.

Does it rain in St Louis in June?

There are usually 9 days with some rain in St Louis in June and the average monthly rainfall is 95mm.

St Louis June sunrise & sunset times

Browse the sunrise and sunset times for St Louis in June 2025. Select a month to view St Louis sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st June 2025 04:38 19:20
Sunday, 15th June 2025 04:36 19:27
Monday, 30th June 2025 04:40 19:29

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