Year-round weather and climate in Honolulu, United States
Average temperatures in Honolulu run from an average low of 19°C66°F in January up to an average high of 30°C86°F in September. July is the driest month at 4 rainy days; April the wettest at 17. Here is the annual climate data, so you know what you are packing for.
Good to know
- Population
- 351K
- Currency
- USD
- Language
- English
- Time zone
- Honolulu
Best time to visit
The most pleasant weather falls in November, December, and January, offering a perfect balance of comfortable temperatures and clear skies.
Rain character
Moderate Showers: Rainfall is standard and manageable. A compact travel umbrella or light rain jacket will easily get you through any wet days.
Day-to-night swing
Evening Chill: Temperatures drop by a noticeable 7°C13°F when the sun goes down. A light sweater or jacket is usually all you need for evening plans.
Seasonality Profile
Endless Summer: Exceptionally stable. Warm, comfortable temperatures and minimal rainfall with almost no seasonal variation.
Evening vibe
Seasonal Terraces: During the more temperate months, the city opens up with lively outdoor terraces. For the rest of the year, expect to dine indoors.
Sightseeing stamina
All-Day Strolling: Weather is generally forgiving for long walking days. Comfortable sneakers are your most important packing item.
Average temperatures, sunshine, and rainfall
Average monthly weather in Honolulu, based on recent historical data. Essential insights on temperature swings, expected rainfall, and daily sunshine.
Bars span the average daily low to high. Jul is typically driest at 4 days (16mm); Apr the wettest at 17 days (84mm).
| Month | Average high | Average low | Sunshine hours | Rainy days | Total rainfall |
|---|---|---|---|---|---|
| Jan | 26°C / 78°F | 19°C / 67°F | 10h | 11 | 84mm |
| Feb | 25°C / 77°F | 20°C / 68°F | 10h | 11 | 57mm |
| Mar | 25°C / 78°F | 20°C / 68°F | 11h | 12 | 52mm |
| Apr | 26°C / 79°F | 21°C / 69°F | 11h | 17 | 84mm |
| May | 27°C / 80°F | 21°C / 70°F | 12h | 16 | 104mm |
| Jun | 28°C / 82°F | 22°C / 72°F | 13h | 8 | 18mm |
| Jul | 29°C / 84°F | 23°C / 73°F | 13h | 4 | 16mm |
| Aug | 30°C / 85°F | 23°C / 74°F | 12h | 10 | 32mm |
| Sep | 30°C / 85°F | 23°C / 74°F | 12h | 6 | 17mm |
| Oct | 29°C / 85°F | 22°C / 72°F | 11h | 10 | 23mm |
| Nov | 28°C / 82°F | 22°C / 71°F | 10h | 8 | 41mm |
| Dec | 27°C / 80°F | 20°C / 68°F | 10h | 5 | 26mm |
Weather data by Open-Meteo.com (opens in a new tab)
Frequently Asked Questions
When is the sunniest time of year to visit Honolulu?
The most sunshine in Honolulu comes around June, averaging 13 hours a month. If you're heading there then, pack your sunglasses and sunscreen.
What clothes should I pack for Honolulu?
Your packing list depends entirely on when you travel. Temperatures in Honolulu swing from an average low of 19°C66°F in January up to 30°C86°F in September. The Packola app builds a tailored packing list for you based on the live weather forecast for your exact travel dates.
Do I need to pack an umbrella for Honolulu?
Honolulu gets rain on about 118 days out of the year. The wettest month is April. If you're traveling during the rainy season, you'll definitely want to pack an umbrella and a light rain jacket.
Pack smarter.
Averages get you close, but the week you travel is what matters. Get the live forecast, a smart packing list, and discover the best local spots and activities in Honolulu with Packola.
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