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 July 26, Sunday	14	23.3 74	758.8 29.87 1011.65 1011.65	760.1 29.93 1013.38 1013.38	-1.0 -0.04 -1.33 -1.33	46	Wind blowing from the east	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			50%. 5/10. 4 oktas				16.1 61	23.3 74			2500 or more, or no clouds. 8202 or more, or no clouds.			16.0 9.9	11.1 52
	11	21.7 71	759.8 29.91 1012.98 1012.98	761.2 29.97 1014.85 1014.85	-0.5 -0.02 -0.67 -0.67	44	Wind blowing from the east	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	8.9 48
	08	16.1 61	760.3 29.93 1013.65 1013.65	761.7 29.99 1015.52 1015.52	0.2 0.01 0.27 0.27	81	Wind blowing from the east	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			20–30%. 2/10–3/10. 2 oktas				9.4 49	25.6 78			2500 or more, or no clouds. 8202 or more, or no clouds.			16.0 9.9	12.8 55
	05	10.0 50	760.1 29.93 1013.38 1013.38	761.5 29.98 1015.25 1015.25	-0.5 -0.02 -0.67 -0.67	89	Wind blowing from the west-northwest	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			20–30%. 2/10–3/10. 2 oktas								2500 or more, or no clouds. 8202 or more, or no clouds.			16.0 9.9	8.3 47
	02	12.2 54	760.6 29.94 1014.05 1014.05	762.0 30 1015.92 1015.92	-1.3 -0.05 -1.73 -1.73	87	Calm, no wind	Calm			no clouds no clouds no clouds				11.7 53	19.4 67						16.0 9.9	10.0 50
July 25, Saturday	23	15.0 59	761.9 30 1015.78 1015.78	763.2 30.05 1017.52 1017.52	-0.2 -0.01 -0.27 -0.27	83	Calm, no wind	Calm			50%. 5/10. 4 oktas								2500 or more, or no clouds. 8202 or more, or no clouds.			16.0 9.9	12.2 54
	20	19.4 67	762.1 30 1016.05 1016.05	763.3 30.05 1017.65 1017.65	-0.6 -0.02 -0.8 -0.8	61	Wind blowing from the south	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			20–30%. 2/10–3/10. 2 oktas				12.8 55	25.6 78			2500 or more, or no clouds. 8202 or more, or no clouds.			16.0 9.9	11.7 53
	17	23.9 75	762.7 30.03 1016.85 1016.85	764.0 30.08 1018.58 1018.58	-0.9 -0.04 -1.2 -1.2	40	Wind blowing from the south	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			no clouds no clouds no clouds											16.0 9.9	9.4 49
	14	25.6 78	763.6 30.06 1018.05 1018.05	764.9 30.11 1019.78 1019.78	-1.1 -0.04 -1.47 -1.47	36	Wind blowing from the south	Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft)			20–30%. 2/10–3/10. 2 oktas				14.4 58	25.6 78			2000-2500 6562-8202			16.0 9.9	9.4 49