Lewiston weather in June 2025

Expect 79°F daytime maximum temperatures in the shade with on average 10 hours of sunshine per day in Lewiston in June. Check more long-term weather averages for Lewiston in June before you book your next holiday to Idaho in 2025/2026.

  • 79°F maximum daytime temperature in June in Lewiston79
    79°F max day temperature
  • 10 hours of sunshine per day
  • 8 days with some rainfall in June in Lewiston8
    8 days with some rainfall
  • 52°F minimum night-time temperature in June in Lewiston52
    52°F min night temperature
  • 16 hours of daylight per day in June in Lewiston16
    16 hours of daylight per day
  • No heat & humidity in June in Lewiston0
    No heat & humidity
  • 1.4 inches monthly rainfall in June in Lewiston1.4
    1.4 inches of monthly rainfall
  • UV (maximum) index 8 (Very High) in June in Lewiston8
    8 (Very High) UV index

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The June weather guide for Idaho (Lewiston) 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 Lewiston in June?

Daytime temperatures usually reach 79°F in Lewiston in June with no heat and humidity, falling to 52°F at night.

How sunny is it in Lewiston in June?

There are normally 10 hours of bright sunshine each day in Lewiston in June - that's 65% of daylight hours.

Does it rain in Lewiston in June?

There are usually 8 days with some rain in Lewiston in June and the average monthly rainfall is 1.4 inches.

Lewiston June sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st June 2025 03:59 19:33
Sunday, 15th June 2025 03:55 19:43
Monday, 30th June 2025 03:59 19:44

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