January Weather in Waikapu, United States

Last updated: June 24, 2025

In January, the average temperature in Waikapu, United States hovers around 22°C (73°F). Visitors can expect a comfortable range, with lows of 17°C (63°F) and highs reaching 28°C (82°F). However, be prepared for some rain, as 30 mm (1.2 in) is typically recorded over about 5 days. With an average humidity of 78%, it's a great time to enjoy the lush scenery!

January Temperature in Waikapu

In January in Waikapu, the average temperature is 22°C (73°F). Maximums can reach 28°C (82°F), and minimums can be as low as 17°C (63°F). This pleasant climate makes it an ideal time for outdoor activities and exploration in Waikapu.

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

The chart illustrates January temperature patterns in Waikapu, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Waikapu, January typically has an average temperature of 22°C (73°F), with highs reaching up to 28°C (82°F) and lows dropping to around 17°C (63°F).

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

January Precipitation in Waikapu

In Waikapu in January, the precipitation amount is 30 mm (1.2 in) over the course of 5 days.

January Precipitation Trends in Waikapu

The chart displays monthly precipitation patterns in Waikapu, 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 Waikapu, January typically receives around 30 mm (1.2 inches) of precipitation spread over approximately 5 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 Waikapu

In Waikapu in January, humidity is 78%. With an average temperature of 22°C (73°F), this humidity feels like a warm, enveloping blanket that can make outdoor activities feel sweat-inducing, so it's best to stay hydrated and take breaks in the shade while exploring.

January Average Humidity in Waikapu

This chart illustrates the average monthly humidity levels in Waikapu, 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 Waikapu 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 Waikapu

In Waikapu 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 Waikapu.

Maximum UV Index Levels in Waikapu for January

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

Data source: Waikapu 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 Waikapu Compares to Other Months

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

This table compares monthly weather conditions in Waikapu, 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 (73°F)	30 mm (1.2 inches)	78%	very high
February Weather	22°C (72°F)	78 mm (3.1 inches)	79%	very high
March Weather	22°C (73°F)	55 mm (2.2 inches)	79%	extreme
April Weather	23°C (74°F)	52 mm (2.1 inches)	82%	extreme
May Weather	24°C (76°F)	37 mm (1.5 inches)	83%	extreme
June Weather	25°C (78°F)	15 mm (0.6 inches)	84%	extreme
July Weather	26°C (79°F)	24 mm (0.9 inches)	85%	extreme
August Weather	26°C (79°F)	28 mm (1.1 inches)	85%	extreme
September Weather	26°C (79°F)	19 mm (0.7 inches)	84%	extreme
October Weather	25°C (78°F)	50 mm (2.0 inches)	83%	extreme
November Weather	24°C (76°F)	20 mm (0.8 inches)	82%	very high
December Weather	23°C (74°F)	45 mm (1.8 inches)	81%	very high