Destination packing checklists

Hawaii Honolulu weather in May

Monthly temperatures, rain, humidity, what to wear and what to pack — 2024–2025 historical average

Hawaii Honolulu May weather at a glance

D Challenging 😓

In May, Hawaii Honolulu averages 23.9°C, with typical highs of 27.4°C and lows of 21.4°C. The historical average is 17 wet days and 72% humidity.

Compared with Seoul in May, it is 7.3°C warmer than Seoul, with 8 more wet days.

Hawaii Honolulu May temperature & humidity

Average23.9°CHigh 27.4° / low 21.4°
Humidity72%
Wet days17 days55% of days
Day–night range6°

Hawaii Honolulu May rain & wet days

Wet days17 daysHistorical monthly average
Share of wet days55%Not a forecast probability

Pack a light rain jacket, waterproof pouch and quick-dry shoes. Keep an indoor stop available between outdoor activities.

What to wear in Hawaii Honolulu in May

Choose breathable summer clothes and pack sun protection. Rain is frequent at roughly 17 days in the month; pack a rain jacket and water-resistant shoes.

  • DaytimeBreathable short sleeves, hat and sunscreen · average high 27.4°C
  • Morning & eveningLight layer for air-conditioned rooms · average low 21.4°C
  • FootwearComfortable walking shoes; quick-dry footwear for rainy days.
Useful extras
Breathable T-shirtsHat and sunglassesRain jacketWater-resistant shoesCompact umbrella
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Hawaii Honolulu May sunrise & sunset times

2026 May · Local time (Pacific/Honolulu)

Sunrise on the 15th05:53
Sunset on the 15th19:03
Daylight duration13h 10m
Start, middle and end of the month
DateSunriseSunsetDaylight
2026-05-0106:0018:5712h 56m
2026-05-1505:5319:0313h 10m
2026-05-3105:4919:1013h 21m

For sunset photos, arrive before the listed sunset time. Clouds, mountains and buildings can change when the sun becomes visible or disappears.

Calculated for the city coordinates with daylight saving applied. SunCalc · tz-lookup

Hawaii Honolulu travel updates

Watch live CCTV

Check the camera timestamp at the source.

Hawaii Honolulu travel essentials

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Best months to visit Hawaii Honolulu

Bar height shows our simple weather-comfort score, not a safety rating; colour shows temperature.

ColdHot

May weather by year

May 202423.5°19 wet days, 76% humidity
May 202524.4°15 wet days, 68% humidity

Daily weather in 2025

Daily high and low temperatures; blue labels show precipitation

128°22°
227°22°
329°22°
429°23°
528°22°
627°21°1.8mm
728°21°
828°21°2mm
929°22°
1029°22°
1127°22°1.3mm
1228°22°2.2mm
1328°23°1.6mm
1428°22°1.7mm
1528°22°1.7mm
1627°22°5.6mm
1728°22°1mm
1829°22°
1928°22°3.6mm
2027°21°3mm
2127°21°2.3mm
2228°21°2.6mm
2327°22°1.2mm
2428°21°1.7mm
2528°22°
2629°22°
2729°22°
2830°22°
2929°21°
3028°21°
3129°22°

Frequently asked questions

What is Hawaii Honolulu weather like in May?

In May, Hawaii Honolulu averages 23.9°C, with typical highs of 27.4°C and lows of 21.4°C. The historical average is 17 wet days and 72% humidity. Our weather-comfort rating for this month is challenging.

Does it rain a lot in Hawaii Honolulu in May?

There are about 17 wet days in May. Pack a rain jacket and water-resistant shoes.

What should I wear in Hawaii Honolulu in May?

Choose breathable summer clothes and pack sun protection. Rain is frequent at roughly 17 days in the month; pack a rain jacket and water-resistant shoes.

What are the best months to visit Hawaii Honolulu?

Recent weather data rates February, March, June, July among the more comfortable months.

Where can I check Hawaii Honolulu weather in May in real time?

Check local webcams for the view right now and a local weather service for today’s forecast. Monthly temperatures here are historical averages.

What time are sunrise and sunset in Hawaii Honolulu in May?

On 2026-05-15, calculated sunrise is 05:53 and sunset is 19:03 in local time (Pacific/Honolulu). Times vary by date and terrain.

Open-Meteo (CC BY 4.0) · 2024–2025 historical data, aggregated and rounded by this site. Not a forecast or long-term climate normal. Calculation method and limitations