Ka'alu'alu Bay Weather Forecast
- 72
- 80
Breezy
- 71
- 79
Breezy
- 71
- 79
Mostly Sunny
- 72
- 80
Mostly Cloudy
- 72
- 80
Rain Showers
- 74
- 80
Rain Showers
Today 19 Oct Big Island Southeast
Partly sunny in the morning then becoming mostly sunny. Breezy. Isolated Showers. Highs 80 to 88 near the shore to 68 to 74 near 4000 feet. Northeast Winds up to 25 Mph. Chance of rain 20 percent.
Tonight 19 Oct Big Island Southeast
Partly cloudy. Breezy. Scattered Showers in the evening. Lows 68 to 74 near the shore to around 56 near 4000 feet. Northeast Winds up to 20 Mph. Chance of rain 50 percent.
Ka'alu'alu Bay Temperature Statistics
October Temperature
Kailua / Kona, Keahole Airport (60.3 miles)
Lowest 7 October, 2026
73.9 °FAverage October
81.8 °FHighest 8 October, 2026
91 °F
Climate (2021–2026)
Kailua / Kona, Keahole Airport (60.3 miles)
Average Low 2021–2026
73.5 °FAverage 2021–2026
79.2 °FAverage High 2021–2026
84.8 °F