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Chelan County, WA (shown in white) has 2,921.18 mi² of land area and 73.23 mi² of water resources. The county is bordered by:
The county's elevations range from a low of 544.6' to a high of 9,291.3', with a weighted average of 4,007.5' above sea level.
Temperatures range from average lows around 18.5°F to average highs around 89.1°F. A year-round daily temperature averages 46.9°F. Average annual precipation is 39.8". With these temperatures and precipation, the majority of the county scores as an 6B 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 Chelan County is 80,805 with 30,985 households. These households are spread across 9 unique municipalties (not all shown).