Overview

Kauai County, HI (shown in white) has 619.83 mi² of land area and 646.48 mi² of water resources. The county is bordered by:

The county's elevations range from a low of 0' to a high of 5,134.5', with a weighted average of 593.7' above sea level.

Temperatures range from average lows around 64.3°F to average highs around 85.4°F. A year-round daily temperature averages 75.1°F. Average annual precipation is 47.6". With these temperatures and precipation, the majority of the county scores as an 12B using the USDA Plant Hardiness Zone Map (the standard by which gardeners and growers can determine which perennial plants are most likely to thrive in a location).

The estimated population of Kauai County is 74,576 with 25,217 households. These households are spread across 24 unique municipalties (not all shown).