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Denton September Weather

Averages and records for weather in Denton, Texas in the month of September.

Typical Denton September Weather 1991–2020
Average daily high	88.2 °F
Average daily low	65.5 °F
Average monthly precipitation	2.8 inches
Daily chance of precipitation	21.1%

Denton September Weather Records 1913–2024
Highest temperature	111 °F	September 4, 2000
Lowest temperature	36 °F	September 27, 1942
Highest daily low	85 °F	September 9, 1984
Lowest daily high	57 °F	September 28, 1980
Hottest average high temperature	98.0 °F	1939
Coldest average high temperature	77.9 °F	1974
Most daily precipitation	5.6 inches	September 8, 1962
Most monthly precipitation	13.6 inches	1970

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	92.3	70.3	109	53
September 2	92.1	70.1	111	55
September 3	91.9	69.8	110	54
September 4	91.6	69.6	111	53
September 5	91.4	69.4	106	50
September 6	91.1	69.1	106	50
September 7	90.8	68.8	109	50
September 8	90.5	68.5	110	53
September 9	90.1	68.1	104	50
September 10	89.7	67.7	102	52
September 11	89.4	67.3	102	50
September 12	89.1	67.0	103	47
September 13	88.9	66.6	105	51
September 14	88.6	66.2	103	48
September 15	88.3	65.7	101	47
September 16	88.0	65.3	100	48
September 17	87.8	64.9	100	49
September 18	87.6	64.6	100	48
September 19	87.3	64.2	102	45
September 20	87.1	63.9	103	46
September 21	86.8	63.6	101	41
September 22	86.4	63.2	101	40
September 23	86.1	62.8	100	44
September 24	85.7	62.4	100	45
September 25	85.4	62.0	103	44
September 26	85.0	61.7	100	42
September 27	84.7	61.3	101	36
September 28	84.5	60.9	106	42
September 29	84.2	60.5	103	42
September 30	84.0	60.1	100	39

Weather Station Details

Years	Station	Coordinates
1999–2024	Denton Municipal Airport	location
1913–1998	Denton 2 SE	location