Honolulu weather in October
October in Honolulu: hot, dry, with clean air — an excellent time to visit.
#6 of 12 months in Honolulu · #68 of 604 destinations to visit in October · comfort 89/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Honolulu climate normals — October
| Daytime high | 28°C / 83°F | 🥵 hot |
|---|---|---|
| Nighttime low | 25°C / 76°F | |
| Feels like (high) | 32°C / 90°F | |
| Rainfall | 27 mm / 1.1 in | ☀️ dry |
| Rainy days | 8 days | |
| Humidity | 72% | 💧 humid |
| Dew point | 21°C / 69°F | |
| Sunshine | 10.6 h/day | |
| Daylight | 11.7 h | |
| Wind | 18 km/h / 11 mph | |
| Air quality (US AQI) | 28 | 🍃 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 October — FAQ
- Is October a good time to visit Honolulu?
- October in Honolulu: hot, dry, with clean air — an excellent time to visit. It ranks #6 of 12 months for Honolulu on SeasonMap's comfort score (89/100).
- What is the weather like in Honolulu in October?
- In October, Honolulu averages a daily high of 28.2°C and a low of 24.6°C, with about 27.2 mm of rain over roughly 8 rainy days.
- What is the air quality in Honolulu in October?
- Honolulu has a mean US Air Quality Index of about 28 in October.