Kingston weather in June 2025

Expect 23°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Kingston in June. Check more long-term weather averages for Kingston in June before you book your next holiday to Ontario in 2025/2026.

  • 23°C maximum daytime temperature in June in Kingston23
    23°C max day temperature
  • 8 hours of sunshine per day
  • 12 days with some rainfall in June in Kingston12
    12 days with some rainfall
  • 12°C minimum night-time temperature in June in Kingston12
    12°C min night temperature
  • 15 hours of daylight per day in June in Kingston15
    15 hours of daylight per day
  • No heat & humidity in June in Kingston0
    No heat & humidity
  • 72 mm monthly rainfall in June in Kingston72
    72 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in June in Kingston8
    8 (Very High) UV index
  • 13°C sea temperature in June in Kingston13
    13°C sea temperature

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The June weather guide for Ontario (Kingston) 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 Kingston in June?

Daytime temperatures usually reach 23°C in Kingston in June, falling to 12°C at night.

How sunny is it in Kingston in June?

There are normally 8 hours of bright sunshine each day in Kingston in June - that's 54% of daylight hours.

How warm is the sea around Kingston in June?

The average sea temperature around Kingston in June is 13°C.

Does it rain in Kingston in June?

There are usually 12 days with some rain in Kingston in June and the average monthly rainfall is 72mm.

Kingston June sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st June 2025 04:25 19:43
Sunday, 15th June 2025 04:22 19:52
Monday, 30th June 2025 04:26 19:54

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