Lake Havasu City weather in August 2026

Expect daytime maximum temperatures of 38°C in Lake Havasu City, Arizona in August and extreme heat and humidity based on long-term weather averages. There are 12 hours of sunshine per day on average.

  • 38°C maximum daytime temperature in August in Lake Havasu City38
    38°C max day temperature
  • 12 hours of sunshine per day
  • 4 days with some rainfall in August in Lake Havasu City4
    4 days with some rainfall
  • 23°C minimum night-time temperature in August in Lake Havasu City23
    23°C min night temperature
  • 13 hours of daylight per day in August in Lake Havasu City13
    13 hours of daylight per day
  • Very high heat & humidity in August in Lake Havasu CityVH
    Very High heat & humidity
  • 29 mm monthly rainfall in August in Lake Havasu City29
    29 mm of monthly rainfall
  • UV (maximum) index 10 (Very High) in August in Lake Havasu City10
    10 (Very High) UV index

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Lake Havasu City by month

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The August weather guide for Arizona (Lake Havasu City) 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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More about Arizona

How hot is it in Lake Havasu City in August?

Daytime temperatures usually reach 38°C in Lake Havasu City in August with very high heat and humidity, falling to 23°C at night.

How sunny is it in Lake Havasu City in August?

There are normally 12 hours of bright sunshine each day in Lake Havasu City in August - that's 87% of daylight hours.

Does it ever rain in Lake Havasu City in August?

There are usually 4 days with some rain in Lake Havasu City in August and the average monthly rainfall is 29mm.

Lake Havasu City August sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Saturday, 1st August 2026 05:48 19:39
Sunday, 16th August 2026 05:59 19:23
Monday, 31st August 2026 06:10 19:05

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