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Crater Lake July Weather

Averages and records for weather in Crater Lake, Oregon in the month of July.

Typical Crater Lake July Weather 1991–2020
Average daily high	69.5 °F
Average daily low	41.5 °F
Average monthly precipitation	0.8 inches
Average monthly snow	none
Daily chance of precipitation	11.3%
Daily chance of snow	0%

Crater Lake July Weather Records 1919–2024
Highest temperature	100 °F	July 2, 1922
Lowest temperature	18 °F	July 8, 1935
Highest daily low	66 °F	July 14, 1954
Lowest daily high	36 °F	July 18, 1987
Hottest average high temperature	85.5 °F	1922
Coldest average high temperature	57.0 °F	1983
Most daily precipitation	1.7 inches	July 18, 1987
Most monthly precipitation	4.8 inches	1995
Most daily snow	3.8 inches	July 2, 1966
Most monthly snow	7.3 inches	1966

Note: Daily averages are a moving average which includes 14 days before and after

Day	Average (°F)		Record (°F)
Day	High	Low	High	Low
July 1	64.4	37.5	95	24
July 2	64.9	37.9	100	23
July 3	65.4	38.1	96	21
July 4	65.8	38.5	91	25
July 5	66.1	38.7	88	26
July 6	66.4	38.9	92	21
July 7	66.7	39.2	84	23
July 8	67.0	39.5	82	18
July 9	67.4	39.8	84	26
July 10	67.7	40.1	88	25
July 11	68.1	40.3	87	23
July 12	68.4	40.5	91	29
July 13	68.8	40.8	88	31
July 14	69.1	41.0	91	30
July 15	69.5	41.3	90	26
July 16	69.7	41.5	90	27
July 17	70.0	41.7	91	28
July 18	70.2	41.9	92	27
July 19	70.5	42.1	90	27
July 20	70.6	42.3	85	25
July 21	70.8	42.4	88	28
July 22	70.9	42.6	86	26
July 23	71.0	42.7	87	25
July 24	71.0	42.7	86	29
July 25	71.0	42.7	83	27
July 26	71.1	42.7	87	29
July 27	71.1	42.7	88	28
July 28	71.2	42.8	86	30
July 29	71.3	42.8	90	29
July 30	71.3	42.9	92	27
July 31	71.4	43.0	90	27

Weather Station Details

Years	Station	Coordinates
1919–2024	Crater Lake National Park Headquarters	location