Things to do in Hilo in April

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Overview

April is a great time to visit Hilo. The weather is usually pleasantly warm with a gentle breeze, with temperatures ranging from 68—74°F (20—23°C). There are plenty of events to check out and activities to try in Hilo during this time. Some of our top recommendations: visit the Panaewa Rainforest Zoo, attend the Merrie Monarch Festival, take a helicopter tour of the Big Island, and more!

Hilo has plenty to offer for visitors of all ages and interests. In this article, we tell you the top things to see and do for your April trip to Hilo. Get inspired by the events, activities, attractions, and experiences unique to April. We’ll let you know where to explore events based on your interests, whether that’s food, culture, art, music, sport or others.

We’ll let you know everything you need to prepare for the weather in Hilo in April. Learn about what to wear and pack for your trip, the average temperatures throughout April, temperature changes from morning to evening and much more.

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Don't take our word for it
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Best events and things to do in Hilo in April

Top experiences in April
Visit the Panaewa Rainforest Zoo
April is a great time to visit the Panaewa Rainforest Zoo, as the weather is usually pleasant and the animals are active. This unique zoo is home to a variety of exotic animals, including tigers, lemurs, and tropical birds. Take a leisurely stroll through the lush grounds and enjoy up-close encounters with some of the world's most fascinating creatures.
Attend the Merrie Monarch Festival
The Merrie Monarch Festival is a week-long celebration of hula and Hawaiian culture that takes place in Hilo every April. It features hula competitions, arts and crafts fairs, and a grand parade. This is a unique opportunity to immerse yourself in the rich traditions of Hawaii and witness some of the best hula dancers in the world.
Take a helicopter tour of the Big Island
April is a great time to take a helicopter tour of the Big Island, as the weather is typically clear and the landscapes are lush and vibrant. Soar above the island and take in breathtaking views of volcanic craters, lush valleys, and cascading waterfalls. It's an unforgettable way to experience the natural beauty of Hawaii.
Hike to Akaka Falls
April is a great time to hike to Akaka Falls, as the weather is typically mild and the waterfall is at its most impressive. The short, scenic trail takes you through a lush rainforest and leads to a stunning 442-foot waterfall. It's a must-see natural wonder that will leave you in awe of the beauty of Hawaii's landscapes.
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Explore the Hawaii Tropical Botanical Garden
April is a great time to visit the Hawaii Tropical Botanical Garden, as many of the plants and flowers are in full bloom. Take a leisurely stroll through the lush gardens and marvel at the diverse collection of tropical flora. Don't forget to bring your camera to capture the vibrant colors and exotic blooms.
Go snorkeling at Richardson Ocean Park
April is a great time to go snorkeling at Richardson Ocean Park, as the waters are typically calm and clear. Explore the vibrant coral reefs and swim alongside colorful tropical fish, sea turtles, and other marine life. It's a fantastic way to experience the beauty of Hawaii's underwater world.
Visit the Mauna Loa Macadamia Nut Visitor Center
April is the perfect time to visit the Mauna Loa Macadamia Nut Visitor Center and learn about the history and production of macadamia nuts in Hawaii. Take a guided tour of the orchards, sample different varieties of macadamia nuts, and pick up some delicious souvenirs to take home with you.
Go whale watching
April is the peak season for humpback whale watching in Hilo. Take a boat tour and witness these magnificent creatures as they migrate through the waters of Hawaii. You may even have the chance to see them breaching, tail slapping, or engaging in other playful behaviors.
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Holidays in Hilo in April
April
  • Tax Day (April 15)
  • Good Friday (April 18)
  • Easter Sunday (April 20)
  • Easter Monday (April 21)
Other notable holidays
  • Shrove Tuesday/Mardi Gras (March 4)
  • St. Patrick's Day (March 17)
  • Prince Jonah Kuhio Kalanianaole Day (March 26)
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Weather in Hilo in April

Temperatures on an average day in Hilo in April

The average temperature in Hilo in April for a typical day ranges from a high of 74°F (23°C) to a low of 68°F (20°C). Some would describe it as pleasantly warm with a gentle breeze.

For comparison, the hottest month in Hilo, September, has days with highs of 78°F (26°C) and lows of 72°F (22°C). The coldest month, March has days with highs of 73°F (23°C) and lows of 67°F (19°C). This graph shows how an average day looks like in Hilo in April based on historical data.

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Historical temperature average in April
74°F
highs
68°F
lows

General weather summary

Pleasantly warm with a gentle breeze
Feels like
36%
Chance of rain
0.203 in
Amount
14.6 mph
Wind speed
83%
Humidity
12.6 hrs
Daylight length
6:02 AM
Sunrise
6:37 PM
Sunset
53%
Cloud cover
T-shirt
What to wear
What to wear in April
With an average high of 74°F (23°C) and a low of 68°F (20°C), it generally feels pleasantly warm with a gentle breeze. There might also be a small chance of rain. With that in mind, most people would dress in something light like your favorite t-shirt
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Best attractions for Hilo in April

Besides the array of exciting events and activities Hilo has to offer for travelers in April, we want to remind you of the classic attractions in Hilo that are great to visit at this time of the year as well! You can’t miss these iconic landmarks, local favorites, and places rich with cultural heritage. We hope to give you insights and inspiration into the best things to see and do to make the most of your visit. Here is a list of our top attractions in Hilo for April.
Akaka Falls State Park
1. Akaka Falls State Park
4.6
(7000)
State park
Nature & Parks
Tropical rainforest park offering a .4-mile loop footpath leading up to a 442-foot scenic waterfall.
Rainbow Falls
2. Rainbow Falls
4.6
(1243)
Waterfall
Nature & Parks
Rainforest waterfall featuring distinctive rainbows on sunny days, seen from a viewing platform.
Maunakea Visitor Information Station
3. Maunakea Visitor Information Station
4.6
(1454)
Visitor center
Liliʻuokalani Gardens
4. Liliʻuokalani Gardens
4.7
(3156)
Park
Nature & Parks
Dedicated in 1917, this 30-acre park showcases Edo-style gardens, koi ponds & a Japanese teahouse.
Hilo Farmer's Market
5. Hilo Farmer's Market
4.5
(4980)
Produce market
Food & Drink
Twice-weekly outdoor market with over 200 vendors selling produce, artisanal foods & crafts.
Coconut Island
6. Coconut Island
4.5
(113)
Island
Nature & Parks
Small island with a footbridge, beaches & picnic tables plus a 20-ft. tower for jumping & diving.
Pacific Tsunami Museum
7. Pacific Tsunami Museum
4.4
(392)
Museum
Specialty Museums
Museum explores the impact of 2 historic tsunamis on the region while working to educate the public.
Richardson Ocean Park
8. Richardson Ocean Park
4.6
(2531)
Park
Outdoor Activities
This black-sand beach popular for snorkeling & swimming provides lifeguards & picnic areas.
Panaewa Rainforest Zoo and Gardens
9. Panaewa Rainforest Zoo and Gardens
4.6
(2483)
Zoo
Outdoor Activities
This 12-acre reserve, the only natural tropical rainforest zoo in the U.S., features 80+ species.
Imiloa Astronomy Center
10. Imiloa Astronomy Center
4.5
(139)
Science museum
Museums
Exhibits on astronomy & Hawaiian culture/history, plus a planetarium & gardens with native plants.
Pepeekeo Maikai Scenic Route
11. Pepeekeo Maikai Scenic Route
Scenic spot
Sights & Landmarks
Kaumana Caves
12. Kaumana Caves
4.7
(1941)
State park
Nature & Parks
Visitors to this tropical park can descend into a massive 1881 lava-tube cave formed by Mauna Loa.
Lyman Museum
13. Lyman Museum
4.7
(103)
History museum
Museums
Museum with exhibits on the natural history & culture of Hawaii & tours of an 1839 mission house.
Carlsmith Beach Park
14. Carlsmith Beach Park
4.7
(2141)
Park
Outdoor Activities
Local park & picnic area featuring lagoons for swimming, snorkeling & sea turtle-watching.
Kilauea Caverns of Fire
15. Kilauea Caverns of Fire
4.5
(75)
Nature preserve
Nature & Parks
Maunakea Observatories Support Services
16. Maunakea Observatories Support Services
4.6
(418)
Visitor center
Museums

Looking for day-by-day itineraries in Hilo?

Get inspired for your trip to Hilo with our curated itineraries that are jam-packed with popular attractions everyday! Check them out here:

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