Chelan Weather Forecast

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Last Updated: February 5, 2026

Chelan is a small town in Washington state that is nestled on the southern shore of Lake Chelan.


Summary

The town has a semi-arid climate with hot summers and cool winters, with an average annual temperature of 50 degrees Fahrenheit. The hydrology constituents of the area include Lake Chelan, which is a glacial-fed lake with crystal-clear water that is perfect for swimming, boating, and fishing. Visitors can also explore the nearby Columbia River, which offers opportunities for water sports like kayaking and paddle-boarding. Outdoor recreation opportunities in Chelan include hiking, biking, and skiing in the nearby mountains, as well as golfing, horseback riding, and nature walks in the surrounding areas.



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15-Day Weather Outlook


       

5-Day Hourly Forecast Detail

Chelan receives approximately 302mm of rain per year, with humidity levels near 64% and air temperatures averaging around 9°C. Chelan has a plant hardyness factor of 7, meaning plants and agriculture in this region tend to thrive during the non-winter months.