Kona weather in July
July in Kona: hot, rainy, with clean air — an excellent time to visit.
#3 of 12 months in Kona · #159 of 604 destinations to visit in July · comfort 87/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Kona climate normals — July
| Daytime high | 26°C / 78°F | 🥵 hot |
|---|---|---|
| Nighttime low | 21°C / 70°F | |
| Feels like (high) | 31°C / 88°F | |
| Rainfall | 86 mm / 3.4 in | 🌧 rainy |
| Rainy days | 14 days | |
| Humidity | 86% | 💦 very humid |
| Dew point | 21°C / 69°F | |
| Sunshine | 12.2 h/day | |
| Daylight | 13.2 h | |
| Wind | 13 km/h / 8 mph | |
| Air quality (US AQI) | 17 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Kona in July — FAQ
- Is July a good time to visit Kona?
- July in Kona: hot, rainy, with clean air — an excellent time to visit. It ranks #3 of 12 months for Kona on SeasonMap's comfort score (87/100).
- What is the weather like in Kona in July?
- In July, Kona averages a daily high of 25.7°C and a low of 21.2°C, with about 86.1 mm of rain over roughly 14 rainy days.
- What is the air quality in Kona in July?
- Kona has a mean US Air Quality Index of about 17 in July.