Chesterton weather in August 2025

Expect 82°F daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Chesterton in August. Check more long-term weather averages for Chesterton in August before you book your next holiday to Indiana in 2025/2026.

  • 82°F maximum daytime temperature in August in Chesterton82
    82°F max day temperature
  • 9 hours of sunshine per day
  • 9 days with some rainfall in August in Chesterton9
    9 days with some rainfall
  • 61°F minimum night-time temperature in August in Chesterton61
    61°F min night temperature
  • 14 hours of daylight per day in August in Chesterton14
    14 hours of daylight per day
  • Moderate heat & humidity in August in ChestertonM
    Moderate heat & humidity
  • 3.7 inches monthly rainfall in August in Chesterton3.7
    3.7 inches of monthly rainfall
  • UV (maximum) index 8 (Very High) in August in Chesterton8
    8 (Very High) UV index
  • 70°F sea temperature in August in Chesterton70
    70°F sea temperature

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The August weather guide for Indiana (Chesterton) 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 Chesterton in August?

Daytime temperatures usually reach 82°F in Chesterton in August with moderate heat and humidity, falling to 61°F at night.

How sunny is it in Chesterton in August?

There are normally 9 hours of bright sunshine each day in Chesterton in August - that's 67% of daylight hours.

How warm is the sea around Chesterton in August?

The average sea temperature around Chesterton in August is 70°F.

Does it rain in Chesterton in August?

There are usually 9 days with some rain in Chesterton in August and the average monthly rainfall is 3.7 inches.

Chesterton August sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 04:43 19:05
Saturday, 16th August 2025 04:58 18:46
Sunday, 31st August 2025 05:14 18:22

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