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Winthrop July Weather

Averages and records for weather in Winthrop, Washington in the month of July.

Typical Winthrop July Weather 1991–2020
Average daily high	86.3 °F
Average daily low	51.4 °F
Average monthly precipitation	0.7 inches
Average monthly snow	none
Daily chance of precipitation	14.1%
Daily chance of snow	0%

Winthrop July Weather Records 1906–2024
Highest temperature	106 °F	July 1, 2021
Lowest temperature	31 °F	July 8, 1981
Highest daily low	78 °F	July 16, 1906
Lowest daily high	60 °F	July 1, 1955
Hottest average high temperature	94.6 °F	1906
Coldest average high temperature	75.8 °F	1993
Most daily precipitation	2.6 inches	July 29, 1958
Most monthly precipitation	3.5 inches	1993
Most daily snow	none	-
Most monthly snow	none	-

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	82.2	49.4	106	35
July 2	82.5	49.6	105	32
July 3	82.8	49.7	101	35
July 4	83.1	49.9	101	38
July 5	83.4	50.1	103	34
July 6	83.7	50.2	101	35
July 7	83.9	50.3	101	36
July 8	84.2	50.5	100	31
July 9	84.5	50.6	106	35
July 10	84.8	50.8	103	37
July 11	85.1	50.9	105	35
July 12	85.3	51.1	103	36
July 13	85.6	51.2	104	38
July 14	85.9	51.2	100	37
July 15	86.1	51.3	103	37
July 16	86.4	51.4	105	38
July 17	86.6	51.5	103	40
July 18	86.8	51.6	104	40
July 19	87.0	51.6	104	38
July 20	87.2	51.7	104	38
July 21	87.3	51.7	103	39
July 22	87.5	51.8	103	39
July 23	87.6	51.9	103	37
July 24	87.7	51.9	104	39
July 25	87.8	51.9	104	39
July 26	87.8	51.9	103	37
July 27	87.9	51.9	106	39
July 28	87.9	51.9	105	39
July 29	87.9	51.8	104	34
July 30	88.0	51.8	103	38
July 31	88.1	51.8	104	38

Weather Station Details

Years	Station	Coordinates
1906–2024	Winthrop 1 WSW	location