Kailua Kona Weather Forecast
- 75
- 85
Partly Sunny
- 75
- 85
Mostly Sunny
- 76
- 85
Partly Sunny
- 76
- 85
Partly Sunny
- 76
- 85
Rain Showers
- 75
- 85
Rain Showers
Today 16 Sep Kona
Mostly sunny. Isolated Showers in the afternoon. Highs 84 to 89 near the shore to around 69 near 5000 feet. Southwest Winds up to 10 Mph. Chance of rain 20 percent.
Tonight 16 Sep Kona
Mostly clear. Lows 71 to 76 near the shore to 50 to 55 near 5000 feet. West Winds up to 10 Mph in the evening becoming light.
Kailua Kona Temperature Statistics
September Temperature
Kailua / Kona, Keahole Airport (7.5 miles)
Lowest 2 September, 2025
75 °FAverage September
81.6 °FHighest 12 September, 2025
88 °F
Climate (2020–Present)
Kailua / Kona, Keahole Airport (7.5 miles)
Average Low 2020–2025
73.3 °FAverage 2020–2025
79 °FAverage High 2020–2025
84.7 °F