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May Weather in Hanama'ulu, United States

Last updated: June 24, 2025

In May, the average temperature in Hanama'ulu, United States hovers around 23°C (74°F), providing a pleasant atmosphere for visitors. Temperatures can vary, with a minimum of 19°C (67°F) and a maximum of 27°C (81°F). Expect some rain as well, with an average precipitation of 63 mm (2.5 in) spread over 21 days, and be prepared for the tropical climate with an average humidity level of 82%. Enjoy the warmth, but don’t forget your umbrella!

May Temperature in Hanama'ulu

In May in Hanama'ulu, the average temperature is 23°C (74°F). Maximum temperatures can reach 27°C (81°F), while the minimum can dip as low as 19°C (67°F). This pleasant climate makes Hanama'ulu an ideal destination for travelers seeking comfortable weather.

May Weather in Hanama'ulu: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Hanama'ulu, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hanama'ulu, May typically has an average temperature of 23°C (74°F), with highs reaching up to 27°C (81°F) and lows dropping to around 19°C (67°F).
JanFebMarAprMayJunJulAugSepOctNovDec727171737476777878777573
Data source: Temperature data for Hanama'ulu 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.

May Precipitation in Hanama'ulu

In Hanama'ulu in May, the total precipitation amount is 63 mm (2.5 in) over the course of 21 days.

May Precipitation Trends in Hanama'ulu

The chart displays monthly precipitation patterns in Hanama'ulu, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Hanama'ulu, May typically receives around 63 mm (2.5 inches) of precipitation spread over approximately 21 days.
JanFebMarAprMayJunJulAugSepOctNovDec60941568063928080659576127
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Hanama'ulu

In Hanama'ulu in May, humidity is 82%. With an average temperature of 23°C (74°F), this humidity feels like you are walking through a warm, damp blanket, making travel a bit uncomfortable and sticky as you navigate the air thick with moisture.

May Average Humidity in Hanama'ulu

This chart illustrates the average monthly humidity levels in Hanama'ulu, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Hanama'ulu is approximately 82%, 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 May generated using information from the Copernicus Climate Change Service.

May UV Index in Hanama'ulu

In Hanama'ulu in May, 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 Hanama'ulu.

Maximum UV Index Levels in Hanama'ulu for May

The chart shows the monthly maximum UV Index (UVI) for Hanama'ulu in May, 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 May, the maximum UV index in Hanama'ulu typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec710111113121313121087
Data source: Hanama'ulu May 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 May Weather in Hanama'ulu Compares to Other Months

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

This table compares monthly weather conditions in Hanama'ulu, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather22°C (73°F)60 mm (2.3 inches)78%high
February Weather22°C (71°F)94 mm (3.7 inches)79%very high
March Weather22°C (72°F)156 mm (6.1 inches)78%extreme
April Weather23°C (73°F)80 mm (3.2 inches)81%extreme
May Weather23°C (74°F)63 mm (2.5 inches)82%extreme
June Weather24°C (76°F)92 mm (3.6 inches)82%extreme
July Weather25°C (77°F)80 mm (3.2 inches)83%extreme
August Weather25°C (78°F)80 mm (3.2 inches)83%extreme
September Weather25°C (78°F)65 mm (2.5 inches)82%extreme
October Weather25°C (77°F)95 mm (3.7 inches)81%very high
November Weather24°C (76°F)76 mm (3.0 inches)80%very high
December Weather23°C (74°F)127 mm (5.0 inches)79%high

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