How warm is Oʻahu in March?

Typical highs are about 81°F and the sea is about 75°F. Most swimmers find it comfortable.

Is March hurricane season in Oʻahu?

No. Storm risk is very low in March.

How crowded is Oʻahu in March?

Typically very busy, around College & school spring break and Semana Santa / Easter. The quietest months are usually September and October.

Oʻahu in March

March is one of the weakest months for a beach trip to Oʻahu: a typical day grades A-, the 12th best of the 12 months. Expect highs near 81°F, water around 75°F and about a 24% chance of rain on a given day. Beaches are typically very busy (College & school spring break and Semana Santa / Easter).

Typical dayA-12th of 12 months

Highs / water81°FSea 75°F

Rain chance24%on a given day

Waves–typical

CrowdsVery busyCollege & school spring break

Storm riskVery lowoutside storm season

Oʻahu month by month

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

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

Best beaches in Oʻahu in March

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

Beach	Typical Mar	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 March. Every destination in March.

Questions

Is March a good time to visit Oʻahu?: March is one of the weakest months for a beach trip to Oʻahu: a typical day grades A-, the 12th best of the 12 months. Expect highs near 81°F, water around 75°F and about a 24% chance of rain on a given day. Beaches are typically very busy (College & school spring break and Semana Santa / Easter).
How warm is Oʻahu in March?: Typical highs are about 81°F and the sea is about 75°F. Most swimmers find it comfortable.
Is March hurricane season in Oʻahu?: No. Storm risk is very low in March.
How crowded is Oʻahu in March?: Typically very busy, around College & school spring break and Semana Santa / Easter. 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.