Weather archive in Belfast / Aldergrove (airport)

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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 January 4, Sunday	17	0.9 34	753.6 29.67 1004.72 1004.72	759.5 29.9 1012.58 1012.58	-0.4 -0.02 -0.53 -0.53	93	Wind blowing from the west-northwest	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			100%. 10/10. 8 oktas	Precipitation						100%. 10/10. 8 oktas	100-200 328-656			25.0 15.5	-0.1 32
	16	1.5 35	753.5 29.67 1004.58 1004.58	759.4 29.9 1012.45 1012.45	-0.9 -0.04 -1.2 -1.2	91	Wind blowing from the west	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			100%. 10/10. 8 oktas							100%. 10/10. 8 oktas	200-300 656-984			23.0 14.3	0.2 32
	15	1.7 35	753.7 29.67 1004.85 1004.85	759.6 29.91 1012.72 1012.72	-1.4 -0.06 -1.87 -1.87	90	Wind blowing from the west	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas							70 – 80%. 7/10 – 8/10. 6 oktas	1000-1500 3281-4921			28.0 17.4	0.2 32
	14	1.4 35	754.0 29.69 1005.25 1005.25	759.9 29.92 1013.12 1013.12	-1.5 -0.06 -2 -2	91	Wind blowing from the west-southwest	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			20–30%. 2/10–3/10. 2 oktas							20–30%. 2/10–3/10. 2 oktas	100-200 328-656			25.0 15.5	0.0 32
	13	1.0 34	754.4 29.7 1005.78 1005.78	760.4 29.94 1013.78 1013.78	-1.3 -0.05 -1.73 -1.73	93	Wind blowing from the south-west	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			60%. 6/10. 5 oktas							60%. 6/10. 5 oktas	100-200 328-656			23.0 14.3	0.0 32
	12	0.9 34	755.1 29.73 1006.72 1006.72	761.0 29.96 1014.58 1014.58	-0.6 -0.02 -0.8 -0.8	93	Wind blowing from the west-southwest	Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft)			100%. 10/10. 8 oktas	Rain (not freezing).						100%. 10/10. 8 oktas	100-200 328-656			25.0 15.5	-0.1 32	No precipitation No precipitation	6
	11	0.8 33	755.5 29.74 1007.25 1007.25	761.5 29.98 1015.25 1015.25	-0.2 -0.01 -0.27 -0.27	97	Wind blowing from the south-west	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas							90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas	100-200 328-656			23.0 14.3	0.4 33
	10	0.2 32	755.7 29.75 1007.52 1007.52	761.6 29.98 1015.38 1015.38	-0.1 -0 -0.13 -0.13	97	Wind blowing from the west	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			100%. 10/10. 8 oktas	Snow						100%. 10/10. 8 oktas	50-100 164-328			23.0 14.3	-0.2 32
	09	0.3 33	755.7 29.75 1007.52 1007.52	761.7 29.99 1015.52 1015.52	-0.1 -0 -0.13 -0.13	98	Wind blowing from the west-northwest	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			100%. 10/10. 8 oktas	Snow, heavy.			-1.2 30	0.8 33		100%. 10/10. 8 oktas	50-100 164-328			0.6 0.4	0.0 32	No precipitation No precipitation	12
	08	0.4 33	755.7 29.75 1007.52 1007.52	761.7 29.99 1015.52 1015.52	-0.4 -0.02 -0.53 -0.53	98	Wind blowing from the west	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			100%. 10/10. 8 oktas	Snow						100%. 10/10. 8 oktas	50-100 164-328			19.0 11.8	0.1 32
	07	0.4 33	755.8 29.76 1007.65 1007.65	761.8 29.99 1015.65 1015.65	-0.7 -0.03 -0.93 -0.93	97	Wind blowing from the west-northwest	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas	Snow, heavy.						90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas	50-100 164-328			2.5 1.6	0.0 32
	06	0.6 33	755.8 29.76 1007.65 1007.65	761.8 29.99 1015.65 1015.65	-0.8 -0.03 -1.07 -1.07	97	Wind blowing from the west	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			100%. 10/10. 8 oktas	Rain (or drizzle) and snow, slight.			-1.2 30	0.7 33		100%. 10/10. 8 oktas	100-200 328-656			27.0 16.8	0.2 32	No precipitation No precipitation	12
	05	0.3 33	756.1 29.77 1008.05 1008.05	762.1 30 1016.05 1016.05	-0.9 -0.04 -1.2 -1.2	98	Wind blowing from the west-southwest	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			100%. 10/10. 8 oktas	Snow						100%. 10/10. 8 oktas	50-100 164-328			13.0 8.1	0.0 32
	04	0.5 33	756.5 29.78 1008.58 1008.58	762.4 30.02 1016.45 1016.45	-0.8 -0.03 -1.07 -1.07	97	Wind blowing from the west	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			100%. 10/10. 8 oktas	Snow						100%. 10/10. 8 oktas	50-100 164-328			1.5 0.9	0.1 32
	03	0.1 32	756.6 29.79 1008.72 1008.72	762.6 30.02 1016.72 1016.72	-0.7 -0.03 -0.93 -0.93	98	Wind blowing from the west	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	Snow						10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	50-100 164-328			22.0 13.7	-0.2 32
	02	0.3 33	757.0 29.8 1009.25 1009.25	762.9 30.04 1017.12 1017.12	-0.6 -0.02 -0.8 -0.8	98	Wind blowing from the west-northwest	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			100%. 10/10. 8 oktas	Snow						100%. 10/10. 8 oktas	50-100 164-328			17.0 10.6	0.0 32
	01	-0.2 32	757.3 29.81 1009.65 1009.65	763.2 30.05 1017.52 1017.52	-0.3 -0.01 -0.4 -0.4	98	Wind blowing from the north-west	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			100%. 10/10. 8 oktas	Snow, heavy.						100%. 10/10. 8 oktas	100-200 328-656			1.1 0.7	-0.5 31
	00	-0.5 31	757.3 29.81 1009.65 1009.65	763.3 30.05 1017.65 1017.65	-0.3 -0.01 -0.4 -0.4	97	Wind blowing from the west	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			20–30%. 2/10–3/10. 2 oktas	Snow						20–30%. 2/10–3/10. 2 oktas	50-100 164-328			8.0 5.0	-0.9 30	No precipitation No precipitation	6
January 3, Saturday	23	0.1 32	757.6 29.83 1010.05 1010.05	763.6 30.06 1018.05 1018.05	-0.1 -0 -0.13 -0.13	97	Wind blowing from the west-northwest	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			100%. 10/10. 8 oktas	Snow, heavy.						100%. 10/10. 8 oktas	50-100 164-328			3.8 2.4	-0.3 31
	22	-0.2 32	757.6 29.83 1010.05 1010.05	763.6 30.06 1018.05 1018.05	0.0 0 0 0	98	Calm, no wind	Calm			50%. 5/10. 4 oktas	Snow						50%. 5/10. 4 oktas	50-100 164-328			9.0 5.6	-0.5 31
	21	0.6 33	757.6 29.83 1010.05 1010.05	763.6 30.06 1018.05 1018.05	0.2 0.01 0.27 0.27	97	Wind blowing from the west	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			100%. 10/10. 8 oktas	Snow, slight.			-1.0 30	2.5 37		100%. 10/10. 8 oktas	50-100 164-328			7.0 4.4	0.2 32	2.0 0.08	12
	20	0.7 33	757.7 29.83 1010.18 1010.18	763.7 30.07 1018.18 1018.18	0.4 0.02 0.53 0.53	96	Wind blowing from the west-northwest	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			100%. 10/10. 8 oktas	Snow, slight.						100%. 10/10. 8 oktas	300-600 984-1968			1.2 0.8	0.1 32
	19	-0.1 32	757.6 29.83 1010.05 1010.05	763.6 30.06 1018.05 1018.05	0.3 0.01 0.4 0.4	93	Wind blowing from the west-northwest	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			40%. 4/10. 3 oktas	Precipitation						40%. 4/10. 3 oktas	50-100 164-328			17.0 10.6	-1.1 30
	18	0.1 32	757.4 29.82 1009.78 1009.78	763.4 30.06 1017.78 1017.78	0.2 0.01 0.27 0.27	96	Wind blowing from the west	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			50%. 5/10. 4 oktas	Snow			-0.8 31	2.5 37		50%. 5/10. 4 oktas	100-200 328-656			14.0 8.7	-0.5 31	2.0 0.08	12
	17	0.7 33	757.3 29.81 1009.65 1009.65	763.3 30.05 1017.65 1017.65	0.3 0.01 0.4 0.4	94	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	Snow						100%. 10/10. 8 oktas	100-200 328-656			8.0 5.0	-0.1 32