Best time to visit Oahu

• “the best time to visit Oahu would be the shoulder season in May and September” hawaiipacificadventures.com
• “The best time to visit Hawaii is during the shoulder season months: April, May, September, October, and November (before Thanksgiving).” thehawaiivacationguide.com
• “April to May - Ideal for beach activities and sightseeing with fewer crowds and lower costs before the peak season begins.” travelonline.com

5 of the 8 travel guides we read name these months.

1. January81°F / 67°F · 8 rainy daysChecking fares…Oahu's coldest month, with average highs near 79F, and its wettest, about 7 rain days.Honolulu averages 7 rain days in January.Large swells in the north and west make it a great surf month; North Shore competitions are held.Sony Championship Hawaii
2. February81°F / 67°F · 8 rainy daysChecking fares…Cooler, a bit rainier, with big waves; whale watching is big.Peak whales and peak rain, with high crowds and lodging costs statewide.The North Shore is at the peak of big wave season.Punahou Carnival
3. March81°F / 68°F · 9 rainy daysChecking fares…The Honolulu Festival takes place on Oahu.Spring break crowds arrive across Hawaii.
4. Best timeApril83°F / 70°F · 8 rainy daysChecking fares…Good value once spring break ends; medium rain and crowds statewide.Waikiki SPAM JAM is held on Oahu.
5. Best timeMay85°F / 72°F · 6 rainy daysChecking fares…Named a shoulder month with favorable weather and fewer tourists.Lei Day on May 1 is celebrated with competitions, music and hula.The Lantern Floating Ceremony takes place on Memorial Day.
6. June87°F / 74°F · 6 rainy daysChecking fares…Oahu's driest month, about two rain days on average.Celebrations for King Kamehameha are held.Tourist numbers rise from June to August.King Kamehameha Day
7. July88°F / 75°F · 7 rainy daysChecking fares…Busiest month of the year in Hawaii, with high crowds and lodging costs.
8. August89°F / 76°F · 6 rainy daysChecking fares…Usually the hottest month on Oahu, in Waikiki and Honolulu especially.Hot and busy, and peak hurricane season in Hawaii.
9. Best timeSeptember88°F / 75°F · 7 rainy daysChecking fares…Named best month to visit Hawaii: good weather, fewer crowds, calm ocean.Aloha Festivals are held in September.Part of the shoulder season with May.
10. Best timeOctober87°F / 74°F · 8 rainy daysChecking fares…Nearly as good as September but with bigger surf and larger swells.Whale season starts; humpbacks can be sighted from October.Mid-October starts the wetter half of the year.
11. November84°F / 72°F · 9 rainy daysChecking fares…Great earlier in the month before Thanksgiving, then crowds arrive.Rainy season begins in November.Triple Crown of Surfing
12. December82°F / 69°F · 9 rainy daysChecking fares…Expensive and wet, but worth it at Christmas.Oahu marks Christmas in unique local ways.Holiday-season travel is the busiest time of year in Hawaii.Honolulu Marathon · Eddie Aikau Big Wave Invitational

Weather: Honolulu averages from NOAA (1991 to 2020 averages), as listed in its climate table on Wikipedia.

• Sony Championship HawaiiHonolulu, Oahu, HawaiiEvery January
• Punahou CarnivalHonolulu, Oahu, HawaiiEvery February
• King Kamehameha DayHonolulu, Oahu, HawaiiEvery June
• Triple Crown of SurfingNorth Shore, OahuEvery November to February
• Honolulu MarathonHonolulu, OahuEvery December
• Eddie Aikau Big Wave InvitationalWaimea Bay, North Shore, OahuEvery December to March

What is the rainy season in Honolulu, Hawaii?

Sources put Hawaii's rainy season at roughly November to March or April; on Oahu the wet season runs mid-October to end of March, with January the wettest.

What is the nicest month to go to Hawaii?

One guide names September the best month, with October a close second.

What is the cheapest time to go to Oahu?

Off-peak spells are late April to May and September to October, when lodging deals are more available.

Is March a good time for Oahu?

March is within peak season with spring break crowds, but the Honolulu Festival happens then.

• Best Beaches in Oahu20 places
• Best Places to Visit in Oahu19 places

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