February in Klamath Falls is the cloudiest month of the year. In February, the weather in Klamath Falls is typically cold. Average daily high temperature in February is about 4 degrees above zero. On average, Klamath Falls has 13 cloudy, 11 rainy, 3 sunny, and 2 partly cloudy days in February. The rains are usually light. February as well as January, March, November, and December is considered the most uncomfortable time to visit Klamath Falls.