How warm is Oʻahu in January?

Typical highs are about 80°F and the sea is about 77°F. Most swimmers find it comfortable.

Is January hurricane season in Oʻahu?

No. Storm risk is very low in January.

How crowded is Oʻahu in January?

Typically very busy, around New Year holiday and MLK weekend. The quietest months are usually September and October.

Oʻahu in January

January is a middling month for Oʻahu: a typical day grades A-, the 9th best of the 12 months. Expect highs near 80°F, water around 77°F and about a 29% chance of rain on a given day. Beaches are typically very busy (New Year holiday and MLK weekend).

Typical dayA-9th of 12 months

Highs / water80°FSea 77°F

Rain chance29%on a given day

Waves–typical

CrowdsVery busyNew Year holiday

Storm riskVery lowoutside storm season

Oʻahu month by month

Typical grade and high for each month. Higher is better: A+ to F.

December: A- · January: A- · February: A-. The best months are usually September, October and November, and the weakest are March and December.

Best beaches in Oʻahu in January

Resorts with the best typical January, and their grades for the next few days.

Beach	Typical Jan	This week
Hilton Hawaiian Village	A	SatA-SunBMonBTueA-WedA-
Four Seasons O'ahu at Ko Olina	A	SatA-SunAMonATueA-WedA-
Barbers Point Beach Cottages	A	SatA-SunAMonATueA-WedA-
White Sands Hotel	A	SatA-SunBMonBTueA-WedA-
Ka Laʻi Waikiki Beach, LXR Hotels & Resorts	A	SatA-SunBMonBTueA-WedA-
Wayfinder Waikiki	A	SatA-SunBMonBTueA-WedA-
Sheraton Waikiki	A	SatA-SunBMonBTueA-WedA-
Sheraton Princess Kaiulani Hotel	A	SatA-SunBMonBTueA-WedA-

Grades for the next few days from Veabird's beach forecast, updated Oct 3, 18:00 UTC. Higher is better: A+ to F.

How it compares

Oʻahu is among the best-graded beach destinations in January. Every destination in January.

Questions

Is January a good time to visit Oʻahu?: January is a middling month for Oʻahu: a typical day grades A-, the 9th best of the 12 months. Expect highs near 80°F, water around 77°F and about a 29% chance of rain on a given day. Beaches are typically very busy (New Year holiday and MLK weekend).
How warm is Oʻahu in January?: Typical highs are about 80°F and the sea is about 77°F. Most swimmers find it comfortable.
Is January hurricane season in Oʻahu?: No. Storm risk is very low in January.
How crowded is Oʻahu in January?: Typically very busy, around New Year holiday and MLK weekend. The quietest months are usually September and October.

Plan it

Typical-month numbers from Veabird's year-ahead outlook for the 17 resorts here (median resort): 6 years of ERA5 climate normals, the seasonal pattern of the Atlantic sargassum belt, holiday crowd calendars and historical storm tracks. Any given year can differ; check the 16-day forecast before you go.