Pittsburgh weather in August 2026

Expect daytime maximum temperatures of 28°C in Pittsburgh, Pennsylvania in August based on long-term weather averages. There are 7 hours of sunshine per day on average with 10 days with some rainfall and typically 89 mm of rainfall in the month.

  • 28°C maximum daytime temperature in August in Pittsburgh28
    28°C max day temperature
  • 7 hours of sunshine per day
  • 10 days with some rainfall in August in Pittsburgh10
    10 days with some rainfall
  • 15°C minimum night-time temperature in August in Pittsburgh15
    15°C min night temperature
  • 14 hours of daylight per day in August in Pittsburgh14
    14 hours of daylight per day
  • Moderate heat & humidity in August in PittsburghM
    Moderate heat & humidity
  • 89 mm monthly rainfall in August in Pittsburgh89
    89 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in August in Pittsburgh8
    8 (Very High) UV index

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The August weather guide for Pennsylvania (Pittsburgh) 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 Pittsburgh in August?

Daytime temperatures usually reach 29°C in Pittsburgh in August with moderate heat and humidity, falling to 19°C at night.

How sunny is it in Pittsburgh in August?

There are normally 8 hours of bright sunshine each day in Pittsburgh in August - that's 61% of daylight hours.

Does it rain in Pittsburgh in August?

There are usually 9 days with some rain in Pittsburgh in August and the average monthly rainfall is 102mm.

What is the chance of a hurricane in Pittsburgh in August?

On average less than 1 day in August in Pittsburgh is likely to be affected by the passage of one or more tropical storms.

Pittsburgh August sunrise & sunset times

Browse the sunrise and sunset times for Pittsburgh in August 2026. Select a month to view Pittsburgh sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Saturday, 1st August 2026 05:17 19:35
Sunday, 16th August 2026 05:32 19:16
Monday, 31st August 2026 05:46 18:53

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