Waiānuenue Falls
Hawaii • 80 ft
By Armen Suny · Last verified Mar 2026
Photo Credits (5)
Difficulty
Moderate
Trail Length
2.4 miles
Trail Type
Out And Back
Elevation Gain
350 ft
About Waiānuenue Falls
Waiānuenue Falls, also known as Rainbow Falls, is a stunning 80-foot waterfall located in Hilo, Hawaii. It is named for the rainbows that often appear in the mist created by the falls, especially in the morning when the sunlight hits the water at the right angle. The waterfall is part of the Wailuku River State Park and is surrounded by lush tropical vegetation.
The Setting
Waiānuenue Falls sits at 1,824 feet in the hills of Hawaii. The falls drop 80 feet.
Height: 80 feet
Nearby Falls Worth Visiting
Manawaiopuna Falls (400 ft) lies 3.6 miles to the southeast.
Trail & Hike Details
The Approach
The moderate 2.4-mile out-and-back trail gains 350 feet of elevation on the way to the falls.
Trail Description
The trail to Waiānuenue Falls is extremely short and well-maintained, leading directly from the parking area to the viewing platform. It is suitable for visitors of all ages and abilities.
What to Expect
The falls cascade 80 feet.
Accessibility
The trail is not wheelchair accessible. Uneven terrain and elevation changes require steady footing.
Frequently Asked Questions
🐶 Are Dogs Allowed at Waiānuenue Falls?
❌ Dogs are not allowed
Are There Any Fees or Permits Required?
🆖 No fees required
🏊 Is There Swimming at Waiānuenue Falls?
❌ Swimming is not allowed
When to Visit
The best time to visit is in the morning when the sunlight creates rainbows in the mist. However, the falls are beautiful year-round and can be visited at any time of day.
Seasonal Access
The best time to visit is Spring, Summer, Fall, and Winter. Heavy rains during wet season (November through March) bring higher flow but can make trails slippery.
Safety Information
The rocks near the falls can be slippery, so visitors should stay on designated paths and viewing areas. Flash flooding can occur during heavy rains, so avoid visiting during inclement weather.
Current Water Conditions
3 ft³/s
Current discharge — how much water is flowing
Lower than usual for this time of year
Based on 86 years of record
0.94 ft
Water depth at gauge
7-Day Discharge Trend
What does this mean for your visit?
Flow is lower than usual for this time of year.
About This Gauge
Weather Forecast
Location & Access
Getting There
Waiānuenue Falls is located just a short drive from downtown Hilo, Hawaii. The falls are easily accessible via Waiānuenue Avenue, and there are clear signs directing visitors to the parking area.
Get Directions on Google MapsParking
There is a small, free parking lot near the falls, but it can fill up quickly during peak hours. Arriving early in the morning is recommended to secure a spot.
Elevation
1824 feet above sea level
Coordinates
22.034791° N, -159.551913° W
Visitor Tips & Gear
Arrive early in the morning to see the rainbows and avoid crowds. Bring a camera to capture the stunning scenery. Be cautious of slippery surfaces, especially after rain.
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With 2.4 miles and 350 ft of elevation gain, sturdy boots and trekking poles will help on this moderate trail. Icy conditions are common in winter — traction cleats are a smart addition.
Columbia Watertight II Rain Jacket
Packs into its own pocket, seam-sealed, and keeps you dry from spray and surprise rain.
Polarized Sunglasses (Knockaround)
Cuts glare off the water so you actually see the falls — and your photos turn out better too.
Earth Pak Waterproof Dry Bag
Keeps your phone and gear dry when waterfall mist soaks everything else.
Waterproof Phone Pouch (AiRunTech)
Cheap insurance — take photos right next to the falls without killing your phone.
Timberland Euro Sprint Mid Waterproof
Trusted waterproof boot with premium leather and grippy rubber sole — reliable on rocky, wet trails.
TrailBuddy Trekking Poles
Lightweight aluminum, cork grips, and flip-locks that actually hold — a best-seller for good reason.
Where to Stay
Poipu Plantation Vacation Rentals
Kauai Shores Hotel
Hanalei Bay Resort
Banyan Harbor Resort
Browse vacation cabins and private rentals nearby
Unique outdoor stays — tents, yurts, and treehouses
Rent a campervan or RV for your waterfall road trip
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Additional Information
Nearby Attractions
Nearby attractions include Boiling Pots, Pe'epe'e Falls, and the Hilo Farmers Market.
Wildlife
The area around the falls is home to various tropical birds and plants. Visitors may also see geckos and other small wildlife.
Cities near Waiānuenue Falls
Nearby Waterfalls
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