< Previous Month Next Month >

Cynthiana September Weather

Averages and records for weather in Cynthiana, Kentucky in the month of September.

Typical Cynthiana September Weather 1991–2020
Average daily high	80.6 °F
Average daily low	55.2 °F
Average monthly precipitation	3.6 inches
Average monthly snow	none
Daily chance of precipitation	22.9%
Daily chance of snow	0%

Cynthiana September Weather Records 1951–2024
Highest temperature	103 °F	September 7, 1954
Lowest temperature	31 °F	September 14, 1964
Highest daily low	74 °F	September 2, 2014
Lowest daily high	47 °F	September 29, 1967
Hottest average high temperature	87.5 °F	1953
Coldest average high temperature	73.1 °F	1974
Most daily precipitation	4.2 inches	September 1, 1965
Most monthly precipitation	13.4 inches	2018
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	84.5	60.5	100	44
September 2	84.3	60.2	101	42
September 3	84.1	59.8	99	43
September 4	83.9	59.5	98	43
September 5	83.7	59.3	98	42
September 6	83.5	59.0	103	43
September 7	83.3	58.7	103	40
September 8	83.1	58.5	98	37
September 9	82.8	58.1	98	40
September 10	82.4	57.7	98	43
September 11	82.0	57.3	100	39
September 12	81.6	56.9	98	38
September 13	81.3	56.4	94	36
September 14	80.9	56.0	97	31
September 15	80.6	55.6	94	36
September 16	80.2	55.1	96	37
September 17	80.0	54.6	95	37
September 18	79.7	54.2	97	36
September 19	79.4	53.8	95	36
September 20	79.2	53.4	98	37
September 21	78.8	53.1	92	31
September 22	78.5	52.7	95	32
September 23	78.2	52.2	94	33
September 24	77.9	51.8	95	31
September 25	77.6	51.4	93	32
September 26	77.2	51.0	92	34
September 27	76.9	50.7	92	35
September 28	76.5	50.3	93	37
September 29	76.1	49.8	98	33
September 30	75.7	49.5	96	31

Weather Station Details

Years	Station	Coordinates
1978–2024	Cynthiana	location
1951–1978	Cynthiana 2	location