Honolulu, Hawaii, United States in January

January26°C average high

January is cooler than the yearly average, which can make sightseeing feel gentler than in hotter months.

Warmest monthsJune to October

This stretch sets the upper range for average daytime heat.

January174mm average rain

January is one of Honolulu's wettest months, so rain is likely to be a major planning factor.

Driest monthsJune and August to September

This is the drier part of the year, when outdoor plans usually need less weather flexibility.

January6.8 hours average sun

January is below Honolulu's yearly sunshine average, so bright-day planning is less reliable than in peak months.

Brightest monthsMay to September

This stretch has the strongest sunshine in the monthly averages.

January25°C average sea

January is below Honolulu's yearly sea-temperature average, so swimming can feel fresher.

Warmest seaJune to November

Sea temperatures are usually near 26°C in this stretch, so swimming comfort is at its strongest.

January64 weather score

January is one of the weakest weather-score months, when the overall mix is less favourable than the rest of the year.

Best weather monthsApril to October

These months have the strongest weather score in the monthly averages.