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August Weather in Kalaheo, United States

Last updated: June 24, 2025

In August, the average temperature in Kalaheo, United States hovers around 25°C (78°F), with a comfortable minimum of 21°C (70°F) and a maximum reaching 30°C (86°F). Expect about 54 mm (2.1 in) of precipitation spread over 18 days, while average humidity lingers at a high 83%, creating a warm and somewhat humid atmosphere.

August Temperature in Kalaheo

In August in Kalaheo, the average temperature is 25°C (78°F). Maximums can reach 30°C (86°F), while minimums can drop to as low as 21°C (70°F). This pleasant climate makes it an ideal time for travelers to explore and enjoy outdoor activities.

August Weather in Kalaheo: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Kalaheo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kalaheo, August typically has an average temperature of 25°C (78°F), with highs reaching up to 30°C (86°F) and lows dropping to around 21°C (70°F).
JanFebMarAprMayJunJulAugSepOctNovDec717070727476777878767472
Data source: Temperature data for Kalaheo generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

August Precipitation in Kalaheo

In Kalaheo in August, the precipitation amount is 54 mm (2.1 in) spread over 18 days.

August Precipitation Trends in Kalaheo

The chart displays monthly precipitation patterns in Kalaheo, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Kalaheo, August typically receives around 54 mm (2.1 inches) of precipitation spread over approximately 18 days.
JanFebMarAprMayJunJulAugSepOctNovDec3984136625280545449895597
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Kalaheo

In Kalaheo in August, humidity is 83%. With an average temperature of 25°C (78°F), this humidity feels like stepping into a warm, damp embrace, making travel sticky and exhausting, as each movement can leave you drenched in sweat.

August Average Humidity in Kalaheo

This chart illustrates the average monthly humidity levels in Kalaheo, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Kalaheo is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec78%79%78%81%82%82%83%83%82%81%80%79%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Kalaheo

In Kalaheo in August, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Kalaheo.

Maximum UV Index Levels in Kalaheo for August

The chart shows the monthly maximum UV Index (UVI) for Kalaheo in August, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In August, the maximum UV index in Kalaheo typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec810111213131313121087
Data source: Kalaheo August UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How August Weather in Kalaheo Compares to Other Months

Weather in Kalaheo varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Kalaheo, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Kalaheo, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather22°C (71°F)38 mm (1.5 inches)78%very high
February Weather21°C (70°F)84 mm (3.3 inches)79%very high
March Weather21°C (71°F)136 mm (5.4 inches)78%extreme
April Weather22°C (73°F)61 mm (2.4 inches)81%extreme
May Weather23°C (74°F)52 mm (2.1 inches)82%extreme
June Weather24°C (76°F)80 mm (3.1 inches)82%extreme
July Weather25°C (77°F)54 mm (2.1 inches)83%extreme
August Weather25°C (78°F)54 mm (2.1 inches)83%extreme
September Weather25°C (78°F)49 mm (1.9 inches)82%extreme
October Weather25°C (76°F)89 mm (3.5 inches)81%very high
November Weather24°C (75°F)55 mm (2.2 inches)80%very high
December Weather22°C (72°F)97 mm (3.8 inches)79%high

Compare Kalaheo's Climate with Cities Worldwide