2026 Climate Averages

Weather: Honolulu — August

Conditions are pleasant for sightseeing, though you might encounter occasional showers. Recommended month to visit.

👍 Climate Overview

August is a good time to visit Honolulu. Hot conditions with temperatures reaching 30°C—stay hydrated and seek shade. As peak season, expect higher prices and more tourists. Sea temperature of 27°C is perfect for swimming.

9.1
GoTripzi Score Excellent

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

Avg High

30°C

Avg Low

24°C

Rainy days

5days

Daylight

12.9h

Feels like 33°C / 27°C — humidity makes it feel warmer

Rainfall

18mm

Sunshine

11.9h/day

Humidity

71%

Muggy
Sun Strength

10

Very High
Wind

22 km/h (gusts 46)

Sea Temp

27°C 🏊 Comfortable

Is August a good time to visit Honolulu?

Conditions are pleasant for sightseeing, though you might encounter occasional showers.

Now

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

Air Quality

Travel Context

  • Crowds
    Moderate
  • Travel Costs Peak Rates

Daylight

Sunrise

06:10

Sunset

19:03

12.9h daylight

Visiting Honolulu in August: Pros & Cons

Pros

  • Minimal rainfall — great for outdoor plans
  • Abundant sunshine for beach and outdoor fun
  • Warm sea perfect for swimming and snorkeling

Cons

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

Things to Do in August

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 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 Current 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

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Where to Stay

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

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Honolulu

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

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What to Pack for August

Light, breathable fabrics like cotton and linen are essential. Opt for loose-fitting clothing in light colors to stay cool. Pack a compact umbrella or light rain jacket for occasional showers. Don't forget a wide-brimmed hat and high-SPF sunscreen — the sun is strong.

Warm Moderate

🎒Personalized Packing List

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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 August a good time to visit Honolulu?
August is typically good for visiting Honolulu, with average highs of 30°C and around 5 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 August?
Nights stay pleasantly warm in Honolulu during August, around 24°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 August?
With highs of 30°C and lows of 24°C in August, we recommend: Lightweight breathable clothes, Sunscreen SPF 30+, Sun hat, Sunglasses. 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 August?
Honolulu typically sees around 5 rainy days in August. 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 August?
Yes, August is excellent for swimming in Honolulu! With warm air temperatures around 30°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 August?
In August, Honolulu gets approximately 12.9 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 August peak season in Honolulu?
Yes, August 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

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