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Salem September Weather

Averages and records for weather in Salem, Oregon in the month of September.

Typical Salem September Weather 1991–2020
Average daily high	77.0 °F
Average daily low	50.0 °F
Average monthly precipitation	1.5 inches
Daily chance of precipitation	21.2%

Salem September Weather Records 1892–2024
Highest temperature	104 °F	September 2, 1988
Lowest temperature	26 °F	September 27, 1972
Highest daily low	66 °F	September 8, 2020
Lowest daily high	52 °F	September 26, 1948
Hottest average high temperature	84.8 °F	1974
Coldest average high temperature	65.9 °F	1911
Most daily precipitation	2.1 inches	September 5, 1911
Most monthly precipitation	7.1 inches	2013

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

Day	Average (°F)		Record (°F)
Day	High	Low	High	Low
September 1	80.5	52.4	102	37
September 2	80.2	52.3	104	37
September 3	79.8	52.2	98	36
September 4	79.5	52.0	100	40
September 5	79.3	51.9	103	37
September 6	79.0	51.7	99	40
September 7	78.9	51.5	99	38
September 8	78.7	51.3	98	38
September 9	78.5	51.2	98	35
September 10	78.3	50.9	99	36
September 11	77.9	50.8	96	36
September 12	77.7	50.6	96	32
September 13	77.5	50.4	96	28
September 14	77.4	50.2	98	35
September 15	77.2	50.0	98	34
September 16	76.9	49.9	93	33
September 17	76.5	49.8	95	28
September 18	76.1	49.5	93	32
September 19	75.6	49.3	96	34
September 20	75.3	49.1	98	36
September 21	74.9	48.9	97	33
September 22	74.6	48.7	95	32
September 23	74.2	48.5	97	32
September 24	73.8	48.3	98	34
September 25	73.4	48.1	94	26
September 26	72.8	47.8	96	29
September 27	72.3	47.5	98	26
September 28	71.9	47.3	90	32
September 29	71.5	47.0	91	33
September 30	71.2	46.8	90	33

Weather Station Details

Years	Station	Coordinates
1893–2024	Salem McNary Field	location