Honolulu weather in April
April in Honolulu: warm, a little rain, with clean air — an excellent time to visit.
#8 of 12 months in Honolulu · #117 of 604 destinations to visit in April · comfort 87/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Honolulu climate normals — April
| Daytime high | 26°C / 78°F | 🌤 warm |
|---|---|---|
| Nighttime low | 22°C / 72°F | |
| Feels like (high) | 28°C / 82°F | |
| Rainfall | 40 mm / 1.6 in | 🌦 some rain |
| Rainy days | 10 days | |
| Humidity | 74% | 💧 humid |
| Dew point | 19°C / 66°F | |
| Sunshine | 11.4 h/day | |
| Daylight | 12.6 h | |
| Wind | 21 km/h / 13 mph | |
| Air quality (US AQI) | 38 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Where is Honolulu?
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Honolulu in April — FAQ
- Is April a good time to visit Honolulu?
- April in Honolulu: warm, a little rain, with clean air — an excellent time to visit. It ranks #8 of 12 months for Honolulu on SeasonMap's comfort score (87/100).
- What is the weather like in Honolulu in April?
- In April, Honolulu averages a daily high of 25.8°C and a low of 22.2°C, with about 39.9 mm of rain over roughly 10 rainy days.
- What is the air quality in Honolulu in April?
- Honolulu has a mean US Air Quality Index of about 38 in April.