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Belfast August Weather

Averages and records for weather in Belfast, Maine in the month of August.

Typical Belfast August Weather 1991–2020
Average daily high	77.5 °F
Average daily low	56.2 °F
Average monthly precipitation	3.2 inches
Average monthly snow	none
Daily chance of precipitation	24.9%
Daily chance of snow	0%

Belfast August Weather Records 1893–2022
Highest temperature	98 °F	August 5, 1955
Lowest temperature	35 °F	August 30, 1982
Highest daily low	72 °F	August 9, 1949
Lowest daily high	53 °F	August 30, 2009
Hottest average high temperature	81.5 °F	2001
Coldest average high temperature	72.7 °F	1903
Most daily precipitation	3.4 inches	August 1, 1985
Most monthly precipitation	6.9 inches	1991
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
August 1	78.5	57.7	92	45
August 2	78.4	57.6	96	46
August 3	78.4	57.6	90	45
August 4	78.4	57.6	94	45
August 5	78.3	57.5	98	47
August 6	78.2	57.4	92	46
August 7	78.1	57.3	93	44
August 8	78.0	57.2	93	43
August 9	78.0	57.1	94	45
August 10	78.0	57.1	91	44
August 11	78.0	56.9	91	42
August 12	78.0	56.7	94	41
August 13	78.0	56.6	91	43
August 14	77.9	56.5	92	45
August 15	77.7	56.4	93	42
August 16	77.6	56.2	90	43
August 17	77.4	56.1	92	41
August 18	77.3	55.9	90	45
August 19	77.1	55.6	90	43
August 20	77.0	55.4	93	43
August 21	76.8	55.3	92	42
August 22	76.6	55.2	96	42
August 23	76.5	55.0	95	43
August 24	76.4	54.8	89	41
August 25	76.2	54.7	95	39
August 26	76.1	54.5	98	41
August 27	75.9	54.3	95	37
August 28	75.7	54.1	94	41
August 29	75.5	53.7	94	39
August 30	75.2	53.4	94	35
August 31	75.0	53.2	93	41

Weather Station Details

Years	Station	Coordinates
1893–2022	Belfast	location