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Colebrook September Weather

Averages and records for weather in Colebrook, New Hampshire in the month of September.

Typical Colebrook September Weather 1991–2020
Average daily high	68.4 °F
Average daily low	44.4 °F
Average monthly precipitation	3.5 inches
Average monthly snow	none
Daily chance of precipitation	29.3%
Daily chance of snow	0%

Colebrook September Weather Records 1960–2024
Highest temperature	94 °F	September 10, 2002
Lowest temperature	18 °F	September 29, 1980
Highest daily low	69 °F	September 1, 1973
Lowest daily high	42 °F	September 29, 2000
Hottest average high temperature	76.4 °F	1961
Coldest average high temperature	62.3 °F	1988
Most daily precipitation	3.0 inches	September 5, 2012
Most monthly precipitation	8.2 inches	1993
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	72.7	48.4	87	32
September 2	72.4	48.2	89	30
September 3	72.2	48.0	89	28
September 4	71.9	47.8	94	31
September 5	71.7	47.4	85	31
September 6	71.4	47.0	86	31
September 7	71.2	46.8	86	28
September 8	71.0	46.6	89	31
September 9	70.7	46.4	89	28
September 10	70.3	46.0	94	30
September 11	69.9	45.6	89	26
September 12	69.5	45.3	80	29
September 13	69.3	45.0	80	23
September 14	69.1	44.8	83	27
September 15	68.7	44.6	84	27
September 16	68.3	44.2	82	29
September 17	68.0	43.9	82	29
September 18	67.6	43.6	82	27
September 19	67.1	43.2	83	25
September 20	66.7	42.9	85	24
September 21	66.3	42.6	85	22
September 22	65.8	42.3	89	22
September 23	65.4	41.8	86	25
September 24	65.0	41.4	82	20
September 25	64.7	41.1	88	24
September 26	64.3	40.9	87	20
September 27	63.9	40.6	87	27
September 28	63.6	40.2	86	22
September 29	63.2	39.8	80	18
September 30	62.8	39.4	80	24

Weather Station Details

Years	Station	Coordinates
1960–2024	Colebrook 3SW	location