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Lawton September Weather

Averages and records for weather in Lawton, Oklahoma in the month of September.

Typical Lawton September Weather 1991–2020
Average daily high	87.2 °F
Average daily low	62.7 °F
Average monthly precipitation	2.7 inches
Daily chance of precipitation	20.5%

Lawton September Weather Records 1912–2024
Highest temperature	111 °F	September 8, 2023
Lowest temperature	35 °F	September 30, 1984
Highest daily low	80 °F	September 7, 1970
Lowest daily high	50 °F	September 29, 1945
Hottest average high temperature	98.6 °F	1939
Coldest average high temperature	78.8 °F	1974
Most daily precipitation	5.0 inches	September 22, 1969
Most monthly precipitation	9.1 inches	1945

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	92.2	67.8	110	49
September 2	92.0	67.6	110	50
September 3	91.7	67.4	109	49
September 4	91.5	67.2	110	48
September 5	91.2	66.9	108	49
September 6	90.8	66.6	108	47
September 7	90.5	66.4	108	49
September 8	90.1	66.0	111	51
September 9	89.6	65.6	103	48
September 10	89.2	65.1	103	47
September 11	88.8	64.7	107	50
September 12	88.4	64.3	104	46
September 13	88.0	63.8	108	50
September 14	87.7	63.4	105	42
September 15	87.3	62.9	104	43
September 16	87.1	62.5	104	44
September 17	86.9	62.1	101	42
September 18	86.6	61.7	103	42
September 19	86.3	61.3	101	43
September 20	86.0	61.0	104	44
September 21	85.7	60.6	102	40
September 22	85.2	60.3	102	40
September 23	84.8	59.8	103	40
September 24	84.5	59.4	103	41
September 25	84.1	59.0	101	43
September 26	83.7	58.6	102	35
September 27	83.4	58.2	103	36
September 28	83.1	57.8	106	41
September 29	82.8	57.4	100	36
September 30	82.6	56.9	99	35

Weather Station Details

Years	Station	Coordinates
1999–2024	Lawton Municipal Airport	location
1912–1998	Lawton	location