Honolulu in April
In April, Honolulu averages 28°C (82°F) during the day and 20°C (68°F) at night, with around 8 days of rain (20 mm total).
High seasonConditions are warm and beach-friendly. Occasional showers are likely but won't dominate.
April is a great month to visit Honolulu: pleasant temperatures and relatively few wet days.
How April compares to the rest of the year in Honolulu
April is in the middle of the year for warmth in Honolulu (8th of 12) and moderately rainy compared to the rest of the year (7th of 12). Daytime temperature runs 1°C below the annual average (29°C). April runs 1°C warmer than March (27°C) and warms a further 1°C into May (29°C).
April sunrise & sunset in Honolulu
Times shown for Honolulu local time (Pacific/Honolulu), calculated for the 15th of April. They shift by a few minutes day to day across the month.
Photography light in Honolulu — April
Golden-hour and blue-hour windows for the 15th of April, in Honolulu's local time. Use these for soft warm light (golden) or cool architectural twilight (blue).
📅 When to book — Honolulu in April
Travel writers usually only tell you when to go. Here's when to book flights and lodging for the best mix of price and availability, based on April's tier (High season) and Honolulu's popularity.
Crowds & pricing — April in Honolulu
This is a busy month in Honolulu — not the absolute peak, but tourist numbers are clearly elevated. You'll feel it at headline attractions on weekends and in the historic centre, though side streets and lesser-known sights stay manageable. Prices are above off-season but not at their summit. A good week for first-time visitors who want everything open without the worst of the crush.
Why this tier: comfortable tourism weather beach-season conditions
Sun & mosquito risk — April in Honolulu
UV is a clear-sky sea-level estimate — clouds, altitude, and reflective surfaces (snow, water) shift it ±30%. Mosquito risk is climate-derived only; for current disease advisories (dengue, malaria, zika) check the CDC or WHO travel pages before your trip.
Sea temperature in Honolulu — April
Across the year Honolulu's sea swings from 24.4°C (March) to 27°C (September) — April sits at 24.7°C.
Honolulu in other months
| Month | Avg high | Avg low | Rainfall | Rain days | Snow days |
|---|---|---|---|---|---|
| January | 27°C / 81°F | 18°C / 64°F | 75 mm | 9 | — |
| February | 27°C / 81°F | 19°C / 66°F | 55 mm | 8 | — |
| March | 27°C / 81°F | 19°C / 66°F | 45 mm | 8 | — |
| April | 28°C / 82°F | 20°C / 68°F | 20 mm | 8 | — |
| May | 29°C / 84°F | 21°C / 70°F | 20 mm | 6 | — |
| June | 30°C / 86°F | 22°C / 72°F | 10 mm | 7 | — |
| July | 31°C / 88°F | 23°C / 73°F | 10 mm | 8 | — |
| August | 31°C / 88°F | 23°C / 73°F | 15 mm | 8 | — |
| September | 31°C / 88°F | 23°C / 73°F | 15 mm | 8 | — |
| October | 30°C / 86°F | 22°C / 72°F | 55 mm | 9 | — |
| November | 29°C / 84°F | 21°C / 70°F | 75 mm | 10 | — |
| December | 28°C / 82°F | 20°C / 68°F | 85 mm | 10 | — |
Other cities with similar April weather
🌍 See the full ranked list of climate twins for Honolulu in April →
Frequently asked questions
How hot is Honolulu in April?
In April, Honolulu averages a high of 28°C (82°F) and a low of 20°C (68°F) — generally warm.
Does it rain a lot in Honolulu in April?
April sees occasional rain in Honolulu, with about 8 rainy days on average.
Is April a good time to visit Honolulu?
April is warm. It suits travelers who are comfortable with warm weather; check the month-by-month ranking to compare it against the rest of the year.
What should I pack for Honolulu in April?
Pack lightweight, breathable clothing, sunglasses and sunscreen. See the full April packing list for Honolulu for a complete, climate-based checklist.
Check the live 10-day forecast and sunrise/sunset.