Average annual temperature is 22.0 °C
Absolute maximum temperature: 27.6 °C
Absolute minimum temperature: 16.1 °C
Number of sunny days: 119 days
Number of rainy days: 246 days
Look at detailed online map of Kailua-Kona
* Weather data for Kailua-Kona United States is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 22.9 | 23.5 | 24.4 | 24.2 | 24.4 | 24.7 | 26.9 | 27.6 | 27.0 | 27.3 | 27.4 | 25.7 |
| Average daytime temperature (°C) | 22.1 | 22.1 | 22.6 | 22.3 | 22.7 | 23.0 | 25.1 | 25.8 | 25.5 | 25.7 | 25.2 | 23.7 |
| Average temperature (°C) | 21.1 | 21.0 | 21.4 | 21.3 | 21.8 | 22.0 | 22.7 | 23.1 | 23.2 | 23.1 | 22.4 | 21.0 |
| Average night temperature (°C) | 20.1 | 19.9 | 20.4 | 20.4 | 20.7 | 20.7 | 20.4 | 20.3 | 20.8 | 20.5 | 19.7 | 18.5 |
| Absolute minimum temperature (°C) | 18.9 | 18.7 | 18.6 | 19.4 | 19.4 | 18.7 | 18.8 | 18.6 | 18.8 | 19.1 | 17.1 | 16.1 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.1 | 11.5 | 12.0 | 12.6 | 13.1 | 13.3 | 13.2 | 12.8 | 12.3 | 11.7 | 11.2 | 11.0 |
| Daylight minimum duration (h) | 10.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 11.0 | 10.0 |
| Sunshine mean duration (h) | 9.2 | 9.2 | 10.3 | 9.3 | 11.3 | 10.9 | 11.3 | 11.1 | 10.7 | 10.5 | 9.6 | 8.8 |
| Precipitation (mm) | 64 | 205 | 58 | 154 | 57 | 79 | 87 | 52 | 48 | 13 | 37 | 19 |
| Sunny days | 16 | 1 | 9 | 7 | 12 | 5 | 5 | 7 | 11 | 16 | 17 | 13 |
| Rainy days | 15 | 27 | 22 | 23 | 19 | 25 | 26 | 24 | 19 | 15 | 13 | 18 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Kailua-Kona is at