Weather archive in Portland (airport), Maine

To receive explanations, hover over the appropriate heading

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 October 15, Thursday	08	10.0 50	764.7 30.11 1019.52 1019.52	766.0 30.16 1021.25 1021.25	3.1 0.12 4.13 4.13	61	Wind blowing from the north-northwest	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			20–30%. 2/10–3/10. 2 oktas				8.3 47	18.3 65			1000-1500 3281-4921			16.0 9.9	2.8 37
	05	11.1 52	761.6 29.98 1015.38 1015.38	763.0 30.04 1017.25 1017.25	2.5 0.1 3.33 3.33	61	Wind blowing from the north-northwest	Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft)	13 m/s 47 km/h 29 miles/hour 25 knots 6 Bft		20–30%. 2/10–3/10. 2 oktas								1500-2000 4921-6562			16.0 9.9	3.9 39
	02	9.4 49	759.1 29.89 1012.05 1012.05	760.6 29.94 1014.05 1014.05	1.0 0.04 1.33 1.33	90	Wind blowing from the west-northwest	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			50%. 5/10. 4 oktas				7.8 46	15.6 60			1500-2000 4921-6562			16.0 9.9	7.8 46
October 14, Wednesday	23	11.7 53	758.1 29.85 1010.72 1010.72	759.4 29.9 1012.45 1012.45	1.5 0.06 2 2	80	Wind blowing from the north-northwest	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			no clouds no clouds no clouds											16.0 9.9	8.3 47
	20	15.6 60	756.6 29.79 1008.72 1008.72	758.0 29.84 1010.58 1010.58	2.3 0.09 3.07 3.07	70	Wind blowing from the north-northwest	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			100%. 10/10. 8 oktas				7.8 46	18.3 65			1000-1500 3281-4921			16.0 9.9	10.0 50	0.3 0.01	6
	17	16.1 61	754.3 29.7 1005.65 1005.65	755.7 29.75 1007.52 1007.52	0.6 0.02 0.8 0.8	87	Calm, no wind	Calm			70 – 80%. 7/10 – 8/10. 6 oktas								2500 or more, or no clouds. 8202 or more, or no clouds.			16.0 9.9	13.9 57	0.3 0.01	3
	14	17.8 64	753.7 29.67 1004.85 1004.85	755.2 29.73 1006.85 1006.85		78	Wind blowing from the north-northwest	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			100%. 10/10. 8 oktas				6.1 43	18.3 65			1000-1500 3281-4921			16.0 9.9	13.9 57
	08	8.9 48	754.5 29.7 1005.92 1005.92	755.9 29.76 1007.78 1007.78	0.0 0 0 0	93	Wind blowing from the north-west	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			100%. 10/10. 8 oktas	Mist.			7.8 46				100-200 328-656			8.0 5.0	7.8 46