Alaka'i Wilderness Preserve Weather Forecast
- 60
- 70
Rain Showers
- 60
- 69
Rain Showers
- 61
- 69
Rain Showers
- 62
- 69
Rain Showers
- 62
- 69
Rain Showers
- 61
- 69
Rain Showers
Today 15 Sep Kauai Mountains
Mostly sunny with isolated Showers. Highs 77 to 88 in the Valleys to around 68 above 4000 feet. East Winds up to 10 Mph. Chance of rain 20 percent.
Tonight 15 Sep Kauai Mountains
Partly cloudy in the evening then becoming mostly cloudy. Isolated Showers. Lows 64 to 70 in the Valleys to around 60 above 4000 feet. Northeast Winds up to 15 Mph. Chance of rain 20 percent.
Alaka'i Wilderness Preserve Temperature Statistics
September Temperature
Kekaha, Pacific Missile Test Facility Barking Sands (14.3 miles)
Lowest 5 September, 2025
70 °FAverage September
79.7 °FHighest 1 September, 2025
88 °F
Climate (2020–Present)
Kekaha, Pacific Missile Test Facility Barking Sands (14.3 miles)
Average Low 2020–2025
69.9 °FAverage 2020–2025
76.7 °FAverage High 2020–2025
83.1 °F