2026 Climate Averages

Weather: Honolulu — May

The weather is near-perfect with ideal temperatures and minimal rain. Recommended month to visit.

🌟 Climate Overview

May is an excellent time to visit Honolulu. Warm weather with highs of 28°C—great for outdoor activities. Rain is common, so pack an umbrella. As peak season, expect higher prices and more tourists. Sea temperature of 25°C is perfect for swimming.

7.4
GoTripzi Score Great

Based on weather comfort, crowds, prices, and activity options

Avg High

28°C

Avg Low

23°C

Rainy days

10days

Daylight

13.1h

Feels like 31°C / 24°C — humidity makes it feel warmer

Rainfall

42mm

Sunshine

12h/day

Humidity

72%

Humid
Sun Strength

10.2

Extreme
Wind

21 km/h (gusts 46)

Sea Temp

25°C 🏊 Comfortable

Is May a good time to visit Honolulu?

The weather is near-perfect with ideal temperatures and minimal rain.

Now

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Feels like --
Wind --
Humidity --
UV Index --
Local time

Air Quality

Travel Context

  • Crowds
    Very Busy
  • Travel Costs Value Rates

Daylight

Sunrise

05:54

Sunset

19:03

13.1h daylight

Visiting Honolulu in May: Pros & Cons

Pros

  • Comfortable temperatures for sightseeing
  • Abundant sunshine for beach and outdoor fun
  • Warm sea perfect for swimming and snorkeling
  • One of the best months to visit

Cons

  • Peak season — expect crowds and higher prices
  • Very high UV — sunscreen and shade essential

Things to Do in May

Events & Festivals

🎭
Lei Day
May 1 Cultural

Recommended for This Weather

🚶 Walking tours & sightseeing
🚲 Cycling & bike tours
🏊 Swimming & beach activities
🤿 Snorkeling & water sports
🏖️ Beach relaxation & sunbathing
🥾 Hiking & nature trails

Honolulu Weather by Month

Month Avg High Avg Low Rain Sunshine Humidity UV Index Crowds Condition
Jan 27°C 21°C 10d (41mm) 9.6h
77% Humid
6.3 High
Good
Feb 26°C 21°C 9d (40mm) 10.2h
73% Humid
7.5 Very High
Good
Mar 26°C 21°C 13d (52mm) 10.7h
75% Humid
8.6 Very High
Wet
Apr 27°C 22°C 14d (47mm) 11.4h
74% Humid
9.5 Very High
Excellent
May Current 28°C 23°C 10d (42mm) 12h
72% Humid
10.2 Extreme
Excellent
Jun 29°C 24°C 6d (17mm) 12.5h
70% Muggy
10.4 Extreme
Good
Jul 30°C 24°C 7d (22mm) 12.4h
72% Muggy
10.1 Extreme
Good
Aug 30°C 24°C 5d (18mm) 11.9h
71% Muggy
10 Very High
Good
Sep 30°C 24°C 3d (12mm) 11.2h
71% Muggy
9.4 Very High
Excellent
Oct 29°C 24°C 7d (27mm) 10.6h
73% Muggy
8 Very High
Excellent
Nov 28°C 23°C 7d (26mm) 10h
74% Humid
6.7 High
Good
Dec 27°C 22°C 8d (62mm) 9.4h
77% Humid
5.8 High
Good

⚖️Find Your Ideal Month

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5
3
3
Your Best MonthMarScore: 8.5

Where to Stay

See hotels, apartments & rentals around Honolulu – live prices from Booking.com, Expedia, Vrbo and more

Honolulu

Waikiki Beach with Waikiki Beach and Diamond Head hike,Pearl Harbor, volcanic crater hikes, and aloha spirit.

View Full Destination Guide

What to Pack for May

Summer clothing like shorts, t-shirts, and sundresses will be comfortable. Bring a light cardigan for air-conditioned spaces. A waterproof jacket and shoes are non-negotiable — showers are frequent. Don't forget a wide-brimmed hat and high-SPF sunscreen — the sun is strong.

Warm Very Busy

🎒Personalized Packing List

Tell us about your trip and we'll create a custom packing list based on the weather.

Your Packing List

📋Essentials
👕Clothing
👟Footwear
🎒Accessories
🧴Toiletries & Health

Planning a trip to Honolulu?

🔥 Peak season — book early for best rates

Frequently Asked Questions

Is May a good time to visit Honolulu?
May is typically excellent for visiting Honolulu, with average highs of 28°C and around 10 rainy days. Plan your activities accordingly—outdoor sightseeing is best on dry days, while rainy days are perfect for museums and indoor attractions.
Does it get cold at night in Honolulu in May?
Nights stay pleasantly warm in Honolulu during May, around 23°C. Light evening wear is sufficient, and outdoor dining is very comfortable. Many locals and visitors enjoy late-night walks and outdoor activities after sunset.
What should I pack for Honolulu in May?
With highs of 28°C and lows of 23°C in May, we recommend: Compact umbrella, Waterproof jacket/shell, Lightweight breathable clothes, Sunscreen SPF 30+. Layering is key as temperatures can vary between air-conditioned interiors and outdoors. Comfortable walking shoes are essential for cobblestone streets.
Does it rain a lot in Honolulu in May?
Honolulu typically sees around 10 rainy days in May. Rain is usually in the form of brief showers rather than all-day downpours, so a compact umbrella is sufficient. Mornings tend to be drier, making them ideal for outdoor sightseeing.
Can you swim in Honolulu in May?
Yes, May is excellent for swimming in Honolulu! With warm air temperatures around 28°C, the water is comfortable for extended beach sessions. This is peak beach season, so arrive early to secure a good spot at popular beaches.
How many hours of daylight are there in Honolulu in May?
In May, Honolulu gets approximately 13.1 hours of daylight per day. This affects how much sightseeing you can fit in—longer days mean more time for outdoor activities, while shorter days are perfect for cozy museum visits and early dinners.
Is May peak season in Honolulu?
Yes, May is peak season in Honolulu. Expect higher prices for accommodation and more crowds at popular attractions, but also the best weather conditions. Book hotels and major attractions in advance to secure availability and better rates.

Weather Data: Based on 2020–2025 historical climate data from Open-Meteo

Solar calculations: SunCalc (timezone: Pacific/Honolulu)

Last Updated: February 2026