Come June, a sun that comes up early and stays out late paints the lava fields gold and black along the Kohala coast, and what you often hear first each morning is a sprinkler hissing across the resort lawns. Trade winds keep the afternoons comfortable, outrigger canoes slide out from the beaches, and the evenings stretch long over the water. It is a dry, sunny month on the Big Island’s leeward side, made for beach days, snorkeling and slow dinners outside.
What is the weather like in Waikoloa in June?
June is hot, sunny and very dry in Waikoloa, with warm days, mild nights and almost no rain to plan around.
| Month | Average high (°F) | Average low (°F) | Rain days | Sea (°F) |
|---|---|---|---|---|
| May | 85.5 | 72.2 | 1.4 | 79.7 |
| June | 87.0 | 73.6 | 1.3 | 80.5 |
| July | 87.9 | 74.9 | 0.6 | 80.6 |
The volcanoes cast a rain shadow over Waikoloa, which lies on the dry Kohala coast, so the weather here tells a different tale than it does in Hilo on the windward side, where showers drift in all year. A day in June usually starts clear and bright. By mid-morning the sun is strong on the lava rock, which holds the heat, and the trade winds that come up in the afternoon take the edge off it.
Rain is a rare visitor. If it does arrive, it tends to be a quick shower that drifts across the upland slopes more often than the coast, and it seldom lingers long enough to disrupt anything. Evenings are warm enough for dinner outside in a T-shirt or a light dress, though a thin layer is welcome if the breeze picks up near the water.
The light is long and generous this month, with daylight stretching past thirteen hours around the middle of June. That means early starts are easy and sunsets arrive late. The sun is the real weather story here: it is strong, so hats, sunglasses and a good mineral sunscreen matter more than any umbrella. The sea is warm and inviting, perfect for swimming and snorkeling.
Can you swim in Waikoloa in June?
Yes, the sea is warm enough for long swims and unhurried snorkeling, with water temperatures around the low 80s.
Summer is the gentler season for much of the Big Island’s west coast, and the beaches of the Kohala coast, such as Anaehoomalu Bay (known as A-Bay) and Hapuna Beach, often have softer water than in winter. Waves still vary by day and by beach, and shore breaks can surprise even confident swimmers, so read the signs and flags and follow the lifeguards where there are any. Currents can run along rocky points and near channels.
A-Bay is a favorite for easy entry, shade under the palms and fish near the rocky edges, and it suits families and first-time snorkelers. Bodyboarders and sunbathers flock to Hapuna for its broad expanse of light-colored sand. Bring a rash guard, a mask and snorkel, and mineral sunscreen. Give sea turtles plenty of room, let any monk seals on the sand rest undisturbed, and do not touch or walk on the living reef.
What to do in Waikoloa in June
June in Waikoloa is a month of beach mornings, sunset evenings and a few Hawaiian traditions. The big date of the month is Kamehameha Day on June 11, a state holiday honoring the king who united the islands.
It is a deeply local celebration on the Big Island, where he was born in the Kohala district. Parades and ceremonies in the area often drape the statue of Kamehameha in town with long flower leis, and you may see families gathering in parks with food and music.
Outside the holiday, the month suits the water. Mornings are best for snorkeling, paddling or a swim, before the afternoon breeze picks up and the sun climbs. Afternoons suit a shaded lunch, a pool, or a walk through the lava fields. Evenings belong to the sunset, often a cocktail by the lagoon or a table outside with a plate of fresh fish.
Beach days on the Kohala coast
The Kohala coast has some of the Big Island’s best-known beaches, and June is a comfortable time to use them. Anaehoomalu Bay is the closest to Waikoloa, a crescent of sand behind old Hawaiian fishponds, with palms for shade and paddleboards and kayaks for exploring. Hapuna Beach is a broader stretch of sand with more room to spread out, and Kauna’oa (Mauna Kea Beach) is a calmer, quieter curve next door.
Go early to claim a shaded spot and see the water at its stillest. The sand and the lava rocks get hot by midday, so sandals are useful for the walk. Pack water and snacks, since facilities vary from one beach to the next, and look at the signs for the day’s surf and any marine life warnings.
Petroglyphs and the lava coast
Near the resorts, the Waikoloa Petroglyph Preserve is a short walk across a field of lava where ancient carvings of figures, canoes and symbols are etched into the rock. It is quiet, hot and open to the sky, so early morning or late afternoon is kinder than midday. Keep to the trail, and please don’t walk on the carvings, for they belong to a cultural landscape that is still alive.
The coastal trail from Anaehoomalu Bay leads past fishponds and old Hawaiian sites where the shoreline feels timeless. The light is lovely near sunset, when the black rock glows and the sea turns copper. Bring a hat and water, and treat the stones and any structures with respect.
Food and the evening mood
Dinner in Waikoloa is often outdoors. Look for poke, grilled mahi-mahi, ahi, and plates with rice and macaroni salad, along with fresh tropical fruit at the stands and farmers markets. Shave ice is the classic afternoon treat, and a cool drink in the shade is its own reward after a hot beach day.
Many resorts hold luau evenings with hula, drums and an imu-cooked feast. They are touristy but fun, and they give a taste of Hawaiian music and dance. For a quieter evening, a table at the water’s edge as the sun sets over the Pacific is hard to beat, and the stars come out brilliantly on this dry coast.
A two-day itinerary for Waikoloa in June
Day 1 starts early, since the sun comes up soon after dawn and the water is at its calmest then. Go to Anaehoomalu Bay for a swim and snorkel, then have a late breakfast at a café near the resorts. During the peak midday heat, relax by the pool or in the shade and enjoy a leisurely lunch of poke or fish tacos.
In the late afternoon, when the heat eases, walk the Petroglyph Preserve and the coastal path as the light turns golden. Return for sunset over the water and dinner outdoors. Daylight lasts into the evening in June, so there is no rush.
If a rare shower or a gray spell rolls in, the resort shops, a spa session or a cultural demonstration are good indoor choices.
As evening comes, treat yourself to a luau or a quiet dinner of local seafood, and finish with a walk by the lagoon under the stars. Keep a light layer for the breeze after dark.
Is Waikoloa busy in June?
Waikoloa is moderately busy in June, as school lets out across the mainland and families begin their summer vacations.
The resorts see steady family travel, and beaches such as Hapuna and A-Bay fill up on weekends and holiday stretches, especially around Kamehameha Day. Mornings stay calmer, and the beaches thin out by late afternoon. Restaurants near the resorts get busy at dinnertime, so reserving a table for popular spots is wise.
Rooms and rental cars are easier to find when you book ahead, and it is a good habit to reserve early for the holiday weeks and for the first weeks after school ends. Later weeks in the month can feel more relaxed. Activities such as snorkel cruises and luaus are best arranged before you arrive.
What to pack for Waikoloa in June
Pack for sun, salt water and warm evenings, with a light layer for the breeze.
- Mineral sunscreen and a wide-brimmed hat, because the sun is strong all day.
- A rash guard and a mask and snorkel, for long swims and reef-side fish watching.
- Water shoes or sturdy sandals, since lava rock and sand get hot.
- A light sweater or wrap, for breezy evenings by the water.
- A refillable water bottle, for hot beach and trail days.
- Sunglasses, for the glare off the sea and the pale sand.
Good to know before you go
The Central Pacific hurricane season runs from June 1 to November 30, so June is its first month. Getting around the Kohala coast is easiest by car, since beaches, resorts and trailheads are spread out along the highway. Accommodation taxes apply to hotel and vacation rental stays.
| Fee | Amount | Who pays |
|---|---|---|
| State Transient Accommodations Tax | 11.00% | Guests staying in hotels and rentals |
| County of Hawaii Transient Accommodations Tax | 3% | Guests staying in hotels and rentals |
Waikoloa in June vs May and July
Moving the trip to May brings slightly cooler air and water, and a bit more chance of a passing shower, with spring break crowds mostly gone. Lei Day on May 1 adds a flower-filled local celebration early in the month. Rooms are often easier to find once the school year is still in session.
July is a touch warmer and even drier, with the sea at its warmest and the beaches busy with summer families. Fourth of July weekend draws crowds and festivities, and the resort areas feel livelier. Evenings stay long and balmy.
Choose May if you want quieter beaches and cooler mornings, and June for a balance of warm sea, long days and Kamehameha Day. Choose July if you want the driest weather and do not mind the crowds.
Is June a good time to visit Waikoloa?
For beach lovers, families, and anyone craving dependable sunshine and warm water on the Big Island’s dry coast, yes, June is an excellent time.
It suits swimmers, snorkelers and sunset watchers best. Travelers who want cool air, green scenery or rain-fed waterfalls would be happier on the windward side or in the uplands. On arrival, head to the water in the morning, get your sunscreen routine in order, and book any luau or cruise you want to do. What stays with you from June here is the long golden light on black lava, the warm sea at dawn and the sound of conch and chant on Kamehameha Day, a month when the Kohala coast feels both easy and rooted in its history.
Sources
- NOAA NCEI, monthly normals 1991-2020, station USC00518422, checked September 8, 2026
- Open-Meteo Marine API, average 2015-2024, checked September 8, 2026
- sunrise-sunset.org, sunrise and sunset calculated for the 15th of the month, checked September 8, 2026
- Hawaii Department of Taxation, Tax Announcement No. 2025-03 (Transient Accommodations Tax Law Changes from 2025 Legislative Session), files.hawaii.gov/tax/news/announce/ann25-03.pdf, checked September 24, 2026
- County of Hawaii, Department of Finance, Transient Accommodations Tax (TAT) page, hawaiicounty.gov/departments/finance/transient-accommodations-tax-tat (live returned HTTP 403 on request, read via Internet Archive Wayback Machine snapshot dated August 14, 2026, same official content), checked September 25, 2026
- Hawaii Department of Taxation, County Surcharge on General Excise and Use Tax page, tax.hawaii.gov/geninfo/countysurcharge/, checked September 25, 2026
- NOAA NCEI, monthly normals 1991-2020, station USW00021510
- NOAA NCEI, monthly normals 1991-2020, station USW00021504
- NWS Honolulu / Central Pacific Hurricane Center, « 2026 Central Pacific Hurricane Season Outlook », weather.gov/hfo/hurricaneOutlook2026, checked September 24, 2026
To plan your stay
- Best Time to Visit Waikoloa: Weather by Month, Crowds, Ocean Conditions and Events
- Waikoloa in May: Weather, Sea Conditions and What to Do on the Kohala Coast
- Waikoloa in July: Weather, Warm Seas and What to Do on the Kohala Coast
- Waikoloa in April: Weather, Sea Temperature, Things to Do and a Two-Day Plan