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Montpelier September Weather

Averages and records for weather in Montpelier, Vermont in the month of September.

Typical Montpelier September Weather 1991–2020
Average daily high	69.0 °F
Average daily low	47.1 °F
Average monthly precipitation	3.4 inches
Daily chance of precipitation	36.5%

Montpelier September Weather Records 1948–2024
Highest temperature	92 °F	September 9, 2002
Lowest temperature	20 °F	September 24, 1963
Highest daily low	70 °F	September 2, 1980
Lowest daily high	40 °F	September 30, 1992
Hottest average high temperature	74.9 °F	1961
Coldest average high temperature	63.1 °F	1981
Most daily precipitation	3.8 inches	September 12, 1960
Most monthly precipitation	7.1 inches	1999

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	73.4	51.3	89	33
September 2	73.1	51.0	90	34
September 3	72.9	50.8	89	36
September 4	72.7	50.6	90	35
September 5	72.4	50.2	89	32
September 6	72.2	49.9	86	34
September 7	72.1	49.7	88	33
September 8	71.8	49.5	91	31
September 9	71.4	49.2	92	30
September 10	71.1	48.8	89	33
September 11	70.7	48.5	88	30
September 12	70.4	48.2	85	33
September 13	70.1	47.9	88	31
September 14	69.8	47.7	85	28
September 15	69.4	47.4	83	30
September 16	68.9	47.0	84	25
September 17	68.5	46.7	81	29
September 18	68.1	46.4	85	29
September 19	67.6	46.0	87	27
September 20	67.2	45.6	85	27
September 21	66.7	45.3	84	26
September 22	66.2	44.8	87	28
September 23	65.8	44.4	83	25
September 24	65.4	43.9	85	20
September 25	65.1	43.6	88	24
September 26	64.8	43.4	87	28
September 27	64.4	43.2	85	26
September 28	64.0	42.8	80	22
September 29	63.6	42.3	81	23
September 30	63.2	42.0	79	25

Weather Station Details

Years	Station	Coordinates
1948–2024	Barre Montpelier Airport	location