Kailua-Kona
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Kailua-Kona Weather in May

May in Kailua-Kona brings high temperatures, with daytime highs of 24°C (75°F) and nights around 20°C (68°F). It's part of the rainy season, with 303 mm (12 in) of rainfall on average, so an umbrella or poncho is a good idea.

Rainfall in Kailua-Kona in May

As part of the rainy season, Kailua-Kona sees around 18 days of rain in May, with an average of 303 mm (12 in). The rain this month falls heavily when it arrives, so waterproofs are worth keeping handy.

Temperature in Kailua-Kona in May

If you're visiting Kailua-Kona in May, expect highs of 24°C (75°F) and overnight lows around 20°C (68°F). This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. With overnight lows of 20°C (68°F), evenings stay pleasantly warm.

Sunshine in Kailua-Kona in May

Enjoy a sunny month with about 275 hours of sunshine, even though this month falls in the wet season. There is still enough sun to enjoy the outdoors.

If you prefer dry days with pleasant temperatures, May may not be the ideal month to visit Kailua-Kona. Our weather planner can help you explore destinations with more pleasant weather conditions.

Kailua-Kona Temperature in May

Min Temperature
20°C (68°F)
Max Temperature
24°C (75°F)
Chance of Rain
59%
Precipitation
303 mm (12 in)
Rainy days
18 days
Sunshine
275 hours
Percentage Sunshine

Kailua-Kona Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Kailua-Kona - and find the best time to visit.

Best Places in the United States of America in May

Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in May →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Kailua-Kona in May

For Kailua-Kona in May, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. Also bring a poncho, it will rain a lot! Waterproof everything you can. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Kailua-Kona in May

We rated the following activities from 1 (least suitable) to 10 (best) to do.

  • Swimming
    8/10
  • Camping
    6/10

Kailua-Kona 3-Day Forecast

More climate data for Kailua-Kona

Popular in May

Where to go in May - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.