Louisville weather in August 2025

Expect 86°F daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Louisville in August. Check more long-term weather averages for Louisville in August before you book your next holiday to Kentucky in 2025/2026.

  • 86°F maximum daytime temperature in August in Louisville86
    86°F max day temperature
  • 9 hours of sunshine per day
  • 9 days with some rainfall in August in Louisville9
    9 days with some rainfall
  • 64°F minimum night-time temperature in August in Louisville64
    64°F min night temperature
  • 14 hours of daylight per day in August in Louisville14
    14 hours of daylight per day
  • High heat & humidity in August in LouisvilleH
    High heat & humidity
  • 3.5 inches monthly rainfall in August in Louisville3.5
    3.5 inches of monthly rainfall
  • UV (maximum) index 9 (Very High) in August in Louisville9
    9 (Very High) UV index

More about Louisville

Louisville by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Kentucky

  • Book early & save on 2025 river cruises with Avalon Waterways
  • Filter deals by promotion, month, destination & more
  • Travel between 1st Jan & 31st Dec 2025 (inclusive)

Expires at 23:59 on Wednesday 31st Dec 2025 · View all Avalon Waterways offers

The August weather guide for Kentucky (Louisville) 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)

Back to top

More about the USA

How hot is it in Louisville in August?

Daytime temperatures usually reach 86°F in Louisville in August with high heat and humidity, falling to 64°F at night.

How sunny is it in Louisville in August?

There are normally 9 hours of bright sunshine each day in Louisville in August - that's 65% of daylight hours.

Does it rain in Louisville in August?

There are usually 9 days with some rain in Louisville in August and the average monthly rainfall is 3.5 inches.

Louisville August sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 05:46 19:52
Saturday, 16th August 2025 05:59 19:35
Sunday, 31st August 2025 06:12 19:14

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^