When can you do the manta ray night snorkel in Hawaii?

Year-round. The manta ray night snorkel off the Kona Coast on the Big Island runs every month, unlike seasonal whale watching. August through November often has the highest manta concentrations.

When is whale watching season in Hawaii?

Roughly December through April, peaking February to March, when humpback whales migrate to Hawaii's warm waters. Maui has the highest concentration.

What is the best time to visit Hawaii?

Hawaii is good year-round. For the best mix of weather, low crowds, and lower prices, aim for mid-April to early June or September to mid-December, excluding Thanksgiving week.

Best Time to Visit Hawaii in 2026: Month-by-Month Guide

Updated January 2026 • 10 min read

The short answer: Hawaii is great year-round. The longer answer: each season offers different experiences. Whale watching? December-April. North Shore surfing? Winter. Calm snorkeling everywhere? Summer. Best deals? September-November.

Here's the real breakdown so you can time your trip for exactly what you want to experience.

🎯 Quick Pick: For best overall conditions, fewest crowds, and lowest prices, visit mid-April to early June or September to mid-December (excluding Thanksgiving week).

Month-by-Month Breakdown

January - February

Weather: ★★★☆☆ | Crowds: High | Prices: High

Peak whale watching season—10,000+ humpbacks in Hawaiian waters. Expect some rain, especially on windward sides. Great for Maui whale tours, but book early. North Shore surf is pumping.

Best for: Whale watching, big wave surfing spectating

March - April

Weather: ★★★★☆ | Crowds: Medium-High | Prices: Medium

Spring break brings families, but shoulder season begins mid-April. Whales are still around through early April. Weather improving.

Best for: Whale watching (early), avoiding peak season crowds (late April)

May - June

Weather: ★★★★★ | Crowds: Low-Medium | Prices: Medium

Sweet spot. Dry season begins, North Shore calms for snorkeling, prices drop before summer rush. June gets busier with school breaks.

Best for: Snorkeling, hiking, best weather with reasonable prices

July - August

Weather: ★★★★★ | Crowds: Very High | Prices: High

Peak summer. Best weather, warmest water, calmest ocean. But everyone knows it—book tours and accommodations months ahead.

Best for: Families, beach time, North Shore snorkeling

September - October

Weather: ★★★★☆ | Crowds: Low | Prices: Low

Best value. Kids back in school, summer crowds gone, but weather still excellent. Slightly more afternoon showers. Manta rays very active.

Best for: Budget travelers, couples, fewer crowds

November - December

Weather: ★★★☆☆ | Crowds: Medium → High | Prices: Low → Very High

Early November is golden—low prices, light crowds. Whales start arriving mid-November. Prices spike at Thanksgiving and stay high through New Year.

Best for: Early whale season, holiday celebrations

Best Time By Activity

🐋 Whale Watching

December - April (peak: February-March). Humpback whales migrate from Alaska to breed in Hawaii's warm waters. Maui has the highest concentration.

🤿 Snorkeling

May - September for North Shore spots. South shores (Maui, Oahu south side) are good year-round. Water visibility best in morning, any time of year.

🏄 Surfing

November - February for big waves on North Shores. Summer for south-facing breaks and beginners.

🌙 Manta Rays

Year-round on Big Island, but August - November often has the highest manta concentrations.

🥾 Hiking

April - October for driest trails. Trails can be muddy and slippery in winter rainy season.

Timing the signature experiences

A month-by-month guide can miss one thing: some of Hawaii's signature experiences aren't tied to a season at all. The manta ray night snorkel off the Kona Coast on the Big Island runs year-round — unlike whale watching, it's the one signature activity you can do in any month. If that's a reason for your trip, the date matters less than which operator you pick; here's which manta operator to book →.

Whale watching, by contrast, is seasonal: roughly December through April (peak February–March). If whales are the draw, plan the trip inside that window.

Night manta ray snorkel off the Kona Coast, Big Island

Kona night manta ray snorkel — Kona Snorkel Trips

from $139 per person · runs year-round on the Big Island

Check Availability

Weather Reality Check

Hawaii doesn't have dramatic seasons—temperatures range 75-85°F year-round. The main variables:

Trade winds: Keep things comfortable. When they stop ("Kona weather"), it gets humid.
Rain: More November-March, especially on windward (east/north) sides. Leeward (west/south) sides are drier year-round.
Ocean conditions: Big swells November-April on north shores; calmer May-October.

Avoiding Crowds

Peak times to avoid: Christmas-New Year, Spring Break, July 4th week, Thanksgiving

Pro move: Visit mid-January (after New Year crowds leave, before February rush) or September-October for the emptiest beaches and easiest tour bookings.

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