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January Weather in Hanama'ulu, United States

Last updated: June 24, 2025

In January, the average temperature in Hanama'ulu, United States is a pleasant 22°C (73°F), with the mercury dipping as low as 19°C (67°F) and rising to a comfortable 25°C (78°F). Expect about 60 mm (2.3 in) of precipitation spread over 11 days, contributing to an average humidity level of 78%. Enjoy the mild climate while staying prepared for those occasional showers!

January Temperature in Hanama'ulu

In January in Hanama'ulu, the average temperature is 22°C (73°F). Maximum can reach 25°C (78°F) and minimum can be as low as 19°C (67°F). This pleasant weather makes it an ideal time for exploring and enjoying outdoor activities in Hanama'ulu.

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

The chart illustrates January 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, January typically has an average temperature of 22°C (73°F), with highs reaching up to 25°C (78°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.

January Precipitation in Hanama'ulu

In Hanama'ulu in January, the precipitation amount is 60 mm (2.3 in) spread over a total of 11 days.

January Precipitation Trends in Hanama'ulu

The chart displays monthly precipitation patterns in Hanama'ulu, 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 Hanama'ulu, January typically receives around 60 mm (2.3 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec60941568063928080659576127
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Hanama'ulu

In Hanama'ulu 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 Hanama'ulu

This chart illustrates the average monthly humidity levels in Hanama'ulu, 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 Hanama'ulu is approximately 78%, 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 January generated using information from the Copernicus Climate Change Service.

January UV Index in Hanama'ulu

In Hanama'ulu in January, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Hanama'ulu.

Maximum UV Index Levels in Hanama'ulu for January

The chart shows the monthly maximum UV Index (UVI) for Hanama'ulu 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 Hanama'ulu typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec710111113121313121087
Data source: Hanama'ulu 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 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 January’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 January’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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