Poipu Weather Forecast
- 74
- 88
Mostly Sunny
- 73
- 88
Rain Showers
- 74
- 88
Rain Showers
- 74
- 88
Mostly Sunny
- 74
- 88
Mostly Sunny
- 74
- 88
Mostly Sunny
- 74
- 88
Mostly Sunny
Today 29 Aug Kauai South
Sunny. Highs 83 to 91. East Winds 10 to 15 Mph.
Tonight 29 Aug Kauai South
Partly cloudy with isolated Showers. Lows around 73. Northeast Winds around 10 Mph. Chance of rain 20 percent.
Poipu Temperature Statistics
August Temperature
Lihue, Lihue Airport (9.9 miles)
Lowest 11 August, 2025
72.6 °FAverage August
81.2 °FHighest 16 August, 2025
88.6 °F
Climate (2020–Present)
Lihue, Lihue Airport (9.9 miles)
Average Low 2020–2025
71.8 °FAverage 2020–2025
76.5 °FAverage High 2020–2025
82.1 °F