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Massena September Weather

Averages and records for weather in Massena, New York in the month of September.

Typical Massena September Weather 1991–2020
Average daily high	71.3 °F
Average daily low	48.5 °F
Average monthly precipitation	3.5 inches
Daily chance of precipitation	37.7%

Massena September Weather Records 1948–2024
Highest temperature	95 °F	September 2, 1973
Lowest temperature	24 °F	September 28, 1956
Highest daily low	75 °F	September 7, 2007
Lowest daily high	42 °F	September 30, 1992
Hottest average high temperature	76.2 °F	2015
Coldest average high temperature	64.8 °F	1981
Most daily precipitation	5.0 inches	September 14, 1979
Most monthly precipitation	7.9 inches	2010

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	75.7	53.0	90	38
September 2	75.4	52.7	95	36
September 3	75.2	52.4	92	34
September 4	74.9	52.2	95	36
September 5	74.7	51.8	94	37
September 6	74.5	51.5	89	33
September 7	74.3	51.2	92	36
September 8	74.1	51.0	92	33
September 9	73.6	50.7	93	33
September 10	73.3	50.3	90	32
September 11	73.0	49.9	88	30
September 12	72.6	49.5	86	30
September 13	72.4	49.3	90	32
September 14	72.1	49.1	87	27
September 15	71.6	48.7	89	33
September 16	71.1	48.3	88	28
September 17	70.7	48.0	87	30
September 18	70.2	47.6	86	30
September 19	69.8	47.3	87	28
September 20	69.3	47.0	88	29
September 21	68.9	46.6	85	27
September 22	68.3	46.1	88	29
September 23	68.0	45.7	86	27
September 24	67.6	45.3	88	27
September 25	67.3	45.1	91	28
September 26	66.9	44.8	87	27
September 27	66.5	44.6	89	26
September 28	66.1	44.1	85	24
September 29	65.7	43.7	84	26
September 30	65.4	43.3	82	26

Weather Station Details

Years	Station	Coordinates
1948–2024	Massena International Airport	location