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Honolulu

Weather in Гонолулу: What to Expect by Season

Photo: ArdentArbitration, CC0

Weather overview

Гонолулу enjoys a tropical climate with warm temperatures throughout the year, making it a great destination no matter when you visit. The city’s weather is divided into distinct dry and neutral seasons, with only subtle shifts in heat and rainfall. Daytime highs rarely stray far from 24–31 °C, while nights stay comfortably mild, usually between 20–24 °C.

The most stable weather in Гонолулу arrives with the dry season, which runs from June to September and again in November. These months bring plenty of sunshine and minimal rain, ideal for beachgoers and outdoor activities. The neutral months, including January, February, March, April, May, October, and December, see slightly more rainfall but remain warm and welcoming.

Temperature

Temperatures in Гонолулу stay consistently warm, with only a few degrees separating the coolest and warmest months. The hottest period falls between June and September, when daytime highs reach 30–31 °C and nights hover around 24 °C. Even in the cooler months, like January and February, the mercury rarely dips below 20 °C at night, while daytime highs stay around 27–28 °C.

The ocean near Гонолулу mirrors this warmth, with water temperatures ranging from 24.5 °C in March to 27 °C in October. This makes swimming and water sports enjoyable year-round, though the warmest waters coincide with the dry season, from June to November. The slight drop in water temperature during February and March is barely noticeable for most travelers.

Average air temperature °C
Average air temperature
Month Minimum Maximum
January 20 27.6
February 19.9 27.4
March 20.6 27.8
April 21.8 28.8
May 22.4 29.5
June 23.3 30.6
July 24.3 31.1
August 24.4 31.6
September 24.1 31.4
October 23.3 30.5
November 22.3 29.3
December 20.8 27.8

Precipitation

Rainfall in Гонолулу is modest compared to many tropical destinations, with most showers brief and passing. The wettest months are December and January, when the city receives around 50–60 mm of rain, often in short bursts. By contrast, the driest period spans June to August, with rainfall dropping to just 12–20 mm per month.

Even during the wetter neutral months, like April, May, and October, rain rarely disrupts plans. Showers tend to be light and occur in the late afternoon or evening, leaving mornings and early afternoons sunny. If you prefer drier conditions, aim for June through September or November, when rainfall is at its lowest.

Precipitation amount mm
Precipitation amount
Month Precipitation
January 50
February 52.3
March 46.3
April 31
May 33
June 20.5
July 12.5
August 15.3
September 21.9
October 39
November 20.3
December 60.2

What to pack

Packing for Гонолулу is straightforward, thanks to its warm, stable climate. Lightweight, breathable clothing is ideal year-round, with shorts, T-shirts, and sundresses perfect for daytime. A light jacket or sweater may come in handy for cooler evenings, especially in January or February, when temperatures can dip slightly.

For the beach, bring swimwear, a rash guard for sun protection, and water shoes if you plan to explore rocky shores. A compact umbrella or a light rain jacket is useful during the wetter months, though downpours are usually brief. Don’t forget reef-safe sunscreen, a hat, and sunglasses—Гонолулу’s sun is strong even on cloudy days.

If you’re visiting during the dry season, from June to September, prioritize sun protection and hydration. In the neutral months, like October or December, a mix of summer clothes and a light layer for rain will cover all bases. Comfortable sandals or walking shoes are a must for exploring the city’s diverse landscapes.

Average monthly wind m/s
Average monthly wind
Month Wind speed
January 3.6
February 4.1
March 4.3
April 4.7
May 4.6
June 5.2
July 5.6
August 5.3
September 4.7
October 4.2
November 4.4
December 4.1