The highest day temperature in January 2026 was 80°F. The lowest night temperature was 66°F. The average values for day and night temperatures during January were 76.8°F и 72.3°F respectivly.

The average sea surface temperature in January 2026 for Kihei was 80.9°F. The maximum and minimum values were 80.2°F and 81.8°F respectively.

You can expect various weather conditions during January. Be ready for sunny, cloudy or even gloomy days.

Precipitation total in January for Kihei is 0.7 in. It makes january one of the most rainy months of the year.

The average wind speed in January is 9.4 mph. It makes January one of the most windless months of the year for Kihei.

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 Kihei in January is 6.1 hours.