The highest day temperature in June 2026 was 84°F. The lowest night temperature was 73°F. The average values for day and night temperatures during June were 81.3°F и 74.9°F respectivly.

The average sea surface temperature in June 2026 for Kauai was 81.1°F. The maximum and minimum values were 80.0°F and 82.0°F respectively.

Most of the days in June are gloomy but you can also expect sunny days.

Precipitation total in June for Kauai is 0.6 in. It makes june one of the least rainy months of the year.

The average wind speed in June is 10.8 mph. It makes June one of the most windy months of the year for Kauai.

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Kauai in June is 5.1 hours.