January Weather in Kalaheo, United States

Last updated: June 24, 2025

In January, the average temperature in Kalaheo, United States is a pleasant 22°C (71°F). With a minimum of 18°C (65°F) and a maximum of 26°C (79°F), the climate is quite comfortable. Expect about 38 mm (1.5 in) of precipitation spread over 10 days, contributing to an average humidity of around 78%. Enjoy the mild conditions!

January Temperature in Kalaheo

In January in Kalaheo, the average temperature is 22°C (71°F), with maximums reaching 26°C (79°F) and minimums dropping to as low as 18°C (65°F). This mild and pleasant climate makes it an ideal time for outdoor activities and exploring the local attractions.

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

The chart illustrates January 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, January typically has an average temperature of 22°C (71°F), with highs reaching up to 26°C (79°F) and lows dropping to around 18°C (65°F).

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

January Precipitation in Kalaheo

In Kalaheo in January, the precipitation amount is 38 mm (1.5 in) over the course of 10 days.

January Precipitation Trends in Kalaheo

The chart displays monthly precipitation patterns in Kalaheo, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Kalaheo, January typically receives around 38 mm (1.5 inches) of precipitation spread over approximately 10 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

January Humidity in Kalaheo

In Kalaheo in January humidity is 78%. With an average temperature of 22°C (71°F), this humidity feels like a warm, tropical embrace that can make even short walks feel sticky and intense, leaving travelers seeking shade and a refreshing drink to cool down.

January Average Humidity in Kalaheo

This chart illustrates the average monthly humidity levels in Kalaheo, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Kalaheo is approximately 78%, offering insight into how humid the weather typically is during this month.

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

January UV Index in Kalaheo

In Kalaheo in January, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Kalaheo.

Maximum UV Index Levels in Kalaheo for January

The chart shows the monthly maximum UV Index (UVI) for Kalaheo in January, 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 January, the maximum UV index in Kalaheo typically reaches 8, which falls under the very high exposure category.

Data source: Kalaheo January 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 January 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 January’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 January’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