Lewiston weather in June 2025

Expect 26°C 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.

  • 26°C maximum daytime temperature in June in Lewiston26
    26°C max day temperature
  • 10 hours of sunshine per day
  • 8 days with some rainfall in June in Lewiston8
    8 days with some rainfall
  • 11°C minimum night-time temperature in June in Lewiston11
    11°C 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
  • 35 mm monthly rainfall in June in Lewiston35
    35 mm 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 / mm)  |  Imperial (°F / inches)

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How hot is it in Lewiston in June?

Daytime temperatures usually reach 26°C in Lewiston in June with no heat and humidity, falling to 11°C 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 35mm.

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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