Weather archive in Portland (airport), Maine

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Date / Local time		T	Po	P	Pa	U	DD	Ff	ff10	ff3	N	WW	W1	W2	Tn	Tx	Cl	Nh	H	Cm	Ch	VV	Td	RRR	tR	E	Tg	E'	sss
2026 August 30, Sunday	20	22.8 73	759.8 29.91 1012.98 1012.98	761.1 29.96 1014.72 1014.72	-0.3 -0.01 -0.4 -0.4	55	Wind blowing from the west	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			100%. 10/10. 8 oktas				13.3 56	26.1 79			2000-2500 6562-8202			16.0 9.9	13.3 56	Trace of precipitation Trace of precipitation	6
	17	23.9 75	760.1 29.93 1013.38 1013.38	761.3 29.97 1014.98 1014.98	-1.5 -0.06 -2 -2	54	Wind blowing from the west-southwest	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			50%. 5/10. 4 oktas								2500 or more, or no clouds. 8202 or more, or no clouds.			16.0 9.9	13.9 57	Trace of precipitation Trace of precipitation	3
	14	21.7 71	761.6 29.98 1015.38 1015.38	762.9 30.04 1017.12 1017.12	-0.5 -0.02 -0.67 -0.67	68	Wind blowing from the west-southwest	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			100%. 10/10. 8 oktas	Rain, not freezing, continuous, slight at time of observation.			17.8 64	26.1 79			2500 or more, or no clouds. 8202 or more, or no clouds.			16.0 9.9	15.6 60	Trace of precipitation Trace of precipitation	6
	11	24.4 76	762.1 30 1016.05 1016.05	763.4 30.06 1017.78 1017.78	-0.8 -0.03 -1.07 -1.07	50	Wind blowing from the west	Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft)			100%. 10/10. 8 oktas								2500 or more, or no clouds. 8202 or more, or no clouds.			16.0 9.9	13.3 56
	08	17.8 64	762.9 30.04 1017.12 1017.12	764.2 30.09 1018.85 1018.85		65	Wind blowing from the south-west	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas								1500-2000 4921-6562			16.0 9.9	11.1 52
August 29, Saturday	23	15.0 59	763.9 30.07 1018.45 1018.45	765.2 30.13 1020.18 1020.18	0.3 0.01 0.4 0.4	81	Calm, no wind	Calm			20–30%. 2/10–3/10. 2 oktas								2500 or more, or no clouds. 8202 or more, or no clouds.			16.0 9.9	11.7 53
August 29, Saturday	20	18.3 65	763.6 30.06 1018.05 1018.05	764.9 30.11 1019.78 1019.78	-0.3 -0.01 -0.4 -0.4	68	Wind blowing from the south-southwest	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			20–30%. 2/10–3/10. 2 oktas				13.3 56	25.0 77			2500 or more, or no clouds. 8202 or more, or no clouds.			16.0 9.9	12.2 54