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Bartlesville September Weather

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

Typical Bartlesville September Weather 1991–2020
Average daily high	84.8 °F
Average daily low	58.8 °F
Average monthly precipitation	3.4 inches
Average monthly snow	none
Daily chance of precipitation	27.0%
Daily chance of snow	0%

Bartlesville September Weather Records 1920–2024
Highest temperature	110 °F	September 3, 2012
Lowest temperature	29 °F	September 23, 1995
Highest daily low	82 °F	September 1, 1980
Lowest daily high	46 °F	September 25, 1926
Hottest average high temperature	94.8 °F	1954
Coldest average high temperature	76.9 °F	1974
Most daily precipitation	7.1 inches	September 30, 1986
Most monthly precipitation	14.6 inches	1986
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	89.8	64.3	109	43
September 2	89.5	64.1	109	44
September 3	89.2	63.8	110	44
September 4	88.9	63.6	108	41
September 5	88.7	63.4	104	43
September 6	88.4	63.1	105	42
September 7	88.0	62.7	107	44
September 8	87.6	62.3	106	42
September 9	87.2	61.9	103	46
September 10	86.7	61.5	102	42
September 11	86.3	61.1	104	43
September 12	85.8	60.6	102	43
September 13	85.5	60.1	100	43
September 14	85.1	59.6	102	45
September 15	84.8	59.1	105	41
September 16	84.5	58.6	102	40
September 17	84.3	58.1	100	40
September 18	83.9	57.7	100	36
September 19	83.5	57.2	101	39
September 20	83.2	56.9	102	33
September 21	82.8	56.5	102	36
September 22	82.4	56.0	97	32
September 23	82.0	55.6	98	29
September 24	81.6	55.1	99	32
September 25	81.3	54.7	99	36
September 26	80.9	54.3	97	30
September 27	80.5	53.9	95	35
September 28	80.1	53.5	102	38
September 29	79.8	53.1	97	34
September 30	79.5	52.6	99	30

Weather Station Details

Years	Station	Coordinates
1920–2024	Bartlesville Municipal Airport	location