May Weather in Kalaheo, United States

Last updated: June 24, 2025

In Kalaheo, United States, the average temperature for May hovers around 23°C (74°F). The climate can vary, with minimum temperatures dipping to 18°C (64°F) and reaching a comfortable maximum of 28°C (83°F). Expect about 52 mm (2.1 in) of precipitation spread over 17 days, along with an average humidity level of 82%, making it a wonderfully tropical experience!

May Temperature in Kalaheo

In May in Kalaheo, the average temperature is 23°C (74°F). Maximums can reach 28°C (83°F), while minimums can drop as low as 18°C (64°F). This mild climate makes Kalaheo an ideal destination for travelers seeking comfortable weather and enjoyable outdoor activities.

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

The chart illustrates May 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, May typically has an average temperature of 23°C (74°F), with highs reaching up to 28°C (83°F) and lows dropping to around 18°C (64°F).

Data source: Temperature data for Kalaheo generated using information from the Copernicus Climate Change Service.

May Precipitation in Kalaheo

In Kalaheo in May, the precipitation amount is 52 mm (2.1 in) spread over 17 days.

May Precipitation Trends in Kalaheo

The chart displays monthly precipitation patterns in Kalaheo, 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 Kalaheo, May typically receives around 52 mm (2.1 inches) of precipitation spread over approximately 17 days.

Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

May Humidity in Kalaheo

In Kalaheo 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 Kalaheo

This chart illustrates the average monthly humidity levels in Kalaheo, 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 Kalaheo is approximately 82%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Kalaheo

In Kalaheo 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 Kalaheo.

Maximum UV Index Levels in Kalaheo for May

The chart shows the monthly maximum UV Index (UVI) for Kalaheo 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 Kalaheo typically reaches 13, which falls under the extreme exposure category.

Data source: Kalaheo 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 Kalaheo Compares to Other Months

Weather in Kalaheo varies notably across the year, with each month offering distinct climate conditions. This page compares May’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 May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	22°C (71°F)	38 mm (1.5 inches)	78%	very high
February Weather	21°C (70°F)	84 mm (3.3 inches)	79%	very high
March Weather	21°C (71°F)	136 mm (5.4 inches)	78%	extreme
April Weather	22°C (73°F)	61 mm (2.4 inches)	81%	extreme
May Weather	23°C (74°F)	52 mm (2.1 inches)	82%	extreme
June Weather	24°C (76°F)	80 mm (3.1 inches)	82%	extreme
July Weather	25°C (77°F)	54 mm (2.1 inches)	83%	extreme
August Weather	25°C (78°F)	54 mm (2.1 inches)	83%	extreme
September Weather	25°C (78°F)	49 mm (1.9 inches)	82%	extreme
October Weather	25°C (76°F)	89 mm (3.5 inches)	81%	very high
November Weather	24°C (75°F)	55 mm (2.2 inches)	80%	very high
December Weather	22°C (72°F)	97 mm (3.8 inches)	79%	high