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Green Bay August Weather

Averages and records for weather in Green Bay, Wisconsin in the month of August.

Typical Green Bay August Weather 1991–2020
Average daily high	79.0 °F
Average daily low	57.6 °F
Average monthly precipitation	3.4 inches
Average monthly snow	none
Daily chance of precipitation	33.0%
Daily chance of snow	0%

Green Bay August Weather Records 1886–2024
Highest temperature	100 °F	August 24, 1948
Lowest temperature	38 °F	August 22, 1967
Highest daily low	78 °F	August 24, 1948
Lowest daily high	57 °F	August 29, 1915
Hottest average high temperature	85.6 °F	1947
Coldest average high temperature	70.9 °F	1912
Most daily precipitation	3.8 inches	August 28, 1975
Most monthly precipitation	9.0 inches	1975
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
August 1	80.4	59.0	93	45
August 2	80.4	58.9	99	45
August 3	80.3	58.8	96	44
August 4	80.1	58.7	95	40
August 5	80.0	58.6	99	41
August 6	79.9	58.4	99	47
August 7	79.8	58.3	97	45
August 8	79.7	58.3	98	45
August 9	79.6	58.2	94	41
August 10	79.5	58.2	95	44
August 11	79.5	58.1	95	40
August 12	79.5	58.1	94	44
August 13	79.4	58.1	97	44
August 14	79.3	58.0	96	40
August 15	79.1	57.9	93	41
August 16	79.0	57.7	99	44
August 17	78.8	57.5	96	42
August 18	78.7	57.2	97	41
August 19	78.7	57.1	96	42
August 20	78.6	57.0	97	39
August 21	78.4	56.8	99	39
August 22	78.4	56.6	95	38
August 23	78.3	56.4	95	41
August 24	78.1	56.2	100	41
August 25	77.8	56.0	96	40
August 26	77.6	55.7	95	42
August 27	77.4	55.5	98	39
August 28	77.2	55.3	93	39
August 29	77.0	55.1	93	38
August 30	76.9	55.0	93	38
August 31	76.5	54.7	94	39

Weather Station Details

Years	Station	Coordinates
1886–2024	Green Bay	location