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Mountain Grove September Weather

Averages and records for weather in Mountain Grove, Missouri in the month of September.

Typical Mountain Grove September Weather 1991–2020
Average daily high	79.3 °F
Average daily low	57.1 °F
Average monthly precipitation	4.0 inches
Average monthly snow	none
Daily chance of precipitation	21.3%
Daily chance of snow	0%

Mountain Grove September Weather Records 1901–2024
Highest temperature	104 °F	September 4, 1947
Lowest temperature	27 °F	September 24, 1989
Highest daily low	79 °F	September 12, 1927
Lowest daily high	49 °F	September 28, 1984
Hottest average high temperature	91.2 °F	1939
Coldest average high temperature	72.4 °F	1974
Most daily precipitation	4.7 inches	September 25, 1993
Most monthly precipitation	13.1 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
September 1	84.4	62.3	102	42
September 2	84.1	62.0	102	47
September 3	83.7	61.7	102	44
September 4	83.4	61.4	104	38
September 5	83.2	61.2	102	45
September 6	82.9	61.0	103	39
September 7	82.5	60.7	103	39
September 8	82.2	60.3	101	41
September 9	81.9	59.9	102	42
September 10	81.5	59.6	98	42
September 11	81.0	59.1	99	38
September 12	80.6	58.7	97	38
September 13	80.2	58.2	99	35
September 14	79.8	57.8	97	40
September 15	79.5	57.4	97	39
September 16	79.2	56.9	97	38
September 17	78.9	56.5	99	36
September 18	78.6	56.1	97	34
September 19	78.2	55.7	98	37
September 20	77.8	55.4	98	37
September 21	77.5	55.1	96	33
September 22	77.1	54.7	99	31
September 23	76.7	54.2	95	31
September 24	76.4	53.8	94	27
September 25	76.0	53.4	95	28
September 26	75.6	53.1	97	31
September 27	75.1	52.7	92	32
September 28	74.8	52.4	100	32
September 29	74.4	52.0	101	33
September 30	74.0	51.7	97	30

Weather Station Details

Years	Station	Coordinates
1901–2024	Mtn Grove 2 N	location