What to expect in Hawaii in April
April is one of the best times to visit Hawaii. Expect 28° / 21°, manageable crowds at the big attractions and prices close to the yearly average.
Hawaii weather in April
Typical conditions in Hawaii during April, based on long-run climate normals rather than any single year. Treat it as a planning guide, not a forecast.
| Average high | 28°C 82°F |
|---|---|
| Average low | 21°C 70°F |
| Rainfall | Moderate 40/100 |
| Total rainfall | 16 mm0.6 in |
| Rainy days | 8 |
| Sea temperature | 24°C 76°F |
| Daylight | 12 h 38 min |
| How it feels | Warm and comfortable |
Rainfall figures are for Honolulu.
Average highs sit around 28°C with lows near 21°C. Rainfall is moderate; the odd shower is likely.
Crowds & demand
Crowd levels are Moderate for Hawaii — manageable crowds at the big attractions.
Prices & value
This month counts as shoulder season: prices close to the yearly average.
What to pack
Light layers for 28°C days and something with sleeves for evenings, which cool to around 21°C.
What it costs
Costs in April sit around the yearly average for Hawaii — neither a bargain nor a squeeze. Booking a few weeks out is usually enough. Compared with the most expensive month of the year, you are looking at roughly 32% less.
Who this month suits
- Travellers who want the most reliable weather
- Anyone travelling on a budget
- Visitors who want to catch a festival
Events & what’s on
Look out for Merrie Monarch Festival, Humpback Whale Season while you’re there.
- Merrie Monarch Festival — Halau from across Hawaii compete in hula performances during a week-long festival in Hilo each April.
- Humpback Whale Season — Thousands of humpback whales migrate to Hawaiian waters to breed and calve each winter.
Hawaii in April compared with nearby months
If your dates are flexible by a few weeks, this is what shifting them actually buys you.
| Month | Temp | Crowds | Price | Score |
|---|---|---|---|---|
| February | 27° / 19° | High | $$$ | 43 |
| March | 27° / 20° | High | $$$ | 46 |
| April · This month | 28° / 21° | Moderate | $$ | 57 |
| May | 29° / 22° | Moderate | $$ | 61 |
| June | 31° / 23° | High | $$ | 52 |
These months score higher for Hawaii on the same blend of weather, crowds and price. Same destination, better odds.
Or go somewhere else in April
If the destination is negotiable but the month is not, these places are at their best in April.
Figures are climate normals and modelled estimates — a planning guide, not a forecast. We separate fact, estimate and recommendation. Updated October 2026
