Salmon September Weather

Typical Salmon September Weather 1991–2020
Average daily high	74.8 °F
Average daily low	41.0 °F
Average monthly precipitation	0.7 inches
Average monthly snow	0.2 inches

Salmon September Weather Records 1967–2023
Highest temperature	98 °F	September 6, 2020
Lowest temperature	20 °F	September 30, 1985
Highest daily low	64 °F	September 6, 1998
Lowest daily high	35 °F	September 30, 2019
Hottest average temperature	5.6 °F above average	1990
Coldest average temperature	-5.4 °F below average	1970
Most daily precipitation	0.9 inches	September 6, 2001
Most monthly precipitation	2.2 inches	1985
Most daily snow	5.0 inches	September 30, 2019
Most monthly snow	5.0 inches	2019

Day	Average (°F)		Record (°F)
	High	Low	High	Low
September 1	80.8	45.4	96	35
September 2	80.5	45.1	95	33
September 3	80.0	44.9	97	35
September 4	79.5	44.6	92	33
September 5	79.0	44.3	97	34
September 6	78.6	43.9	98	32
September 7	78.1	43.6	93	28
September 8	77.7	43.3	97	29
September 9	77.3	43.1	92	29
September 10	76.9	42.8	91	29
September 11	76.5	42.5	89	32
September 12	76.1	42.1	91	29
September 13	75.7	41.8	90	29
September 14	75.3	41.5	90	27
September 15	74.9	41.1	95	26
September 16	74.6	40.8	94	28
September 17	74.2	40.5	90	29
September 18	73.7	40.2	91	25
September 19	73.2	39.9	89	26
September 20	72.7	39.6	92	21
September 21	72.1	39.2	89	26
September 22	71.6	38.9	86	24
September 23	71.2	38.7	85	25
September 24	70.8	38.4	87	27
September 25	70.3	38.1	90	22
September 26	69.8	37.7	89	23
September 27	69.3	37.4	85	28
September 28	68.7	37.1	86	22
September 29	68.1	36.8	85	22
September 30	67.6	36.4	84	20