The highest day temperature in January 2025 was 80°F. The lowest night temperature was 70°F. The average values for day and night temperatures during January were 78.1°F и 74.3°F respectivly.

The average sea surface temperature in January 2025 for Honolulu was 80.7°F. The maximum and minimum values were 79.6°F and 81.4°F respectively.

Most of the days in January are sunny but you can also expect cloudy and gloomy days.

Precipitation total in January for Honolulu is 1.0 in.

The average wind speed in January is 11.0 mph. It makes January the most windless month of the year for Honolulu.

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Honolulu in January is 7.3 hours.