Penticton weather in August 2025

Expect 26°C daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Penticton in August. Check more long-term weather averages for Penticton in August before you book your next holiday to British Columbia in 2025/2026.

  • 26°C maximum daytime temperature in August in Penticton26
    26°C max day temperature
  • 9 hours of sunshine per day
  • 8 days with some rainfall in August in Penticton8
    8 days with some rainfall
  • 11°C minimum night-time temperature in August in Penticton11
    11°C min night temperature
  • 14 hours of daylight per day in August in Penticton14
    14 hours of daylight per day
  • Low heat & humidity in August in PentictonL
    Low heat & humidity
  • 33 mm monthly rainfall in August in Penticton33
    33 mm of monthly rainfall
  • UV (maximum) index 6 (High) in August in Penticton6
    6 (High) UV index

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The August weather guide for British Columbia (Penticton) 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 Penticton in August?

Daytime temperatures usually reach 26°C in Penticton in August with low heat and humidity, falling to 11°C at night.

How sunny is it in Penticton in August?

There are normally 9 hours of bright sunshine each day in Penticton in August - that's 61% of daylight hours.

Does it rain in Penticton in August?

There are usually 8 days with some rain in Penticton in August and the average monthly rainfall is 33mm.

Penticton August sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 04:30 19:38
Saturday, 16th August 2025 04:52 19:13
Sunday, 31st August 2025 05:13 18:43

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