Louisiana weather in August 2025

Expect 90°F daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Louisiana in August. Check more long-term weather averages for Louisiana in August before you book your next holiday to Louisiana in 2025/2026.

  • 90°F maximum daytime temperature in August in Louisiana (New Orleans)90
    90°F max day temperature
  • 8 hours of sunshine per day
  • 14 days with some rainfall in August in Louisiana (New Orleans)14
    14 days with some rainfall
  • 73°F minimum night-time temperature in August in Louisiana (New Orleans)73
    73°F min night temperature
  • 13 hours of daylight per day in August in Louisiana (New Orleans)13
    13 hours of daylight per day
  • Very high heat & humidity in August in Louisiana (New Orleans)VH
    Very High heat & humidity
  • 6.4 inches monthly rainfall in August in Louisiana (New Orleans)6.4
    6.4 inches of monthly rainfall
  • UV (maximum) index 10 (Very High) in August in Louisiana (New Orleans)10
    10 (Very High) UV index

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The August weather guide for Louisiana (New Orleans) 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.

Top Louisiana destinations

Below are average maximum temperatures at popular countries, regions and places in Louisiana in August. Select a holiday destination to see more weather parameters.

All Louisiana destinations

Metric (°C)  |  Imperial (°F)

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How hot is it in Louisiana in August?

Daytime temperatures usually reach 90°F in New Orleans, Louisiana in August with very high heat and humidity, falling to 73°F at night.

How sunny is it in Louisiana in August?

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

Does it rain in Louisiana in August?

There are usually 14 days with some rain in New Orleans, Louisiana in August and the average monthly rainfall is 6.4 inches.

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

On average 1 day in August in New Orleans, Louisiana is likely to be affected by the passage of one or more tropical storms.

Louisiana August sunrise & sunset times

Browse the sunrise and sunset times for Louisiana in August 2025. Select a month to view Louisiana sunrise and sunset times for the next 12 months. The Louisiana sunrise and sunset times shown below are for New Orleans.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 05:20 18:53
Saturday, 16th August 2025 05:29 18:40
Sunday, 31st August 2025 05:37 18:24

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