Kona weather in October
October in Kona: hot, a little rain, with clean air — one of the best months to visit.
#1 of 12 months in Kona · #86 of 604 destinations to visit in October · comfort 88/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Kona climate normals — October
| Daytime high | 26°C / 78°F | 🥵 hot |
|---|---|---|
| Nighttime low | 21°C / 70°F | |
| Feels like (high) | 30°C / 86°F | |
| Rainfall | 45 mm / 1.8 in | 🌦 some rain |
| Rainy days | 12 days | |
| Humidity | 85% | 💦 very humid |
| Dew point | 21°C / 70°F | |
| Sunshine | 10.6 h/day | |
| Daylight | 11.7 h | |
| Wind | 11 km/h / 7 mph | |
| Air quality (US AQI) | 17 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Where is Kona?
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Kona in October — FAQ
- Is October a good time to visit Kona?
- October in Kona: hot, a little rain, with clean air — one of the best months to visit. It ranks #1 of 12 months for Kona on SeasonMap's comfort score (88/100).
- What is the weather like in Kona in October?
- In October, Kona averages a daily high of 25.5°C and a low of 21.3°C, with about 44.7 mm of rain over roughly 12 rainy days.
- What is the air quality in Kona in October?
- Kona has a mean US Air Quality Index of about 17 in October.