average temperatures at crater lake oregon
Winter. Winter temperatures (January â March) average 19 ÂºF (-7 ÂºC) at night and 36 ÂºF (2 ÂºC) during the day. Crater Lake stands at an elevation of 7,100 feet. The average snowfall in winter is 533 inches.Snow pack on the ground ranges from 3 feet to 10 feet.Winter snow melt is unpredictable, but generally occurs by the first part of July. Summer temperatures (July â September) average 40 ÂºF (4 ÂºC) at night and 70 ÂºF (21 ÂºC) during the day.now pack on the ground ranges from 3 feet to 10 feet. Winter snow melt is unpredictable, but generally occurs by the first part of July. Summer temperatures (July â September) average 40 ÂºF (4 ÂºC) at night and 70 ÂºF (21 ÂºC) during the day.