Weather archive in St. Athan (airport)

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 August 22, Saturday	00	13.6 56	760.1 29.93 1013.38 1013.38	764.5 30.1 1019.25 1019.25		73	Wind blowing from the north-northeast	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			no clouds no clouds no clouds											40.0 24.9	8.9 48
August 21, Friday	23	13.9 57	759.8 29.91 1012.98 1012.98	764.2 30.09 1018.85 1018.85		74	Wind blowing from the north	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			20–30%. 2/10–3/10. 2 oktas							20–30%. 2/10–3/10. 2 oktas	2500 or more, or no clouds. 8202 or more, or no clouds.			21.0 13.1	9.3 49
	22	14.3 58	759.4 29.9 1012.45 1012.45	763.8 30.07 1018.32 1018.32		74	Wind blowing from the north	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas				14.3 58	19.7 67		70 – 80%. 7/10 – 8/10. 6 oktas	2500 or more, or no clouds. 8202 or more, or no clouds.			65.0 40.4	9.7 49
	21	15.0 59	758.8 29.87 1011.65 1011.65	763.2 30.05 1017.52 1017.52		71	Wind blowing from the north-northwest	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			40%. 4/10. 3 oktas							40%. 4/10. 3 oktas	2500 or more, or no clouds. 8202 or more, or no clouds.			65.0 40.4	9.7 49
	20	15.9 61	758.4 29.86 1011.12 1011.12	762.7 30.03 1016.85 1016.85		71	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	Rain (not freezing).						100%. 10/10. 8 oktas	2000-2500 6562-8202			55.0 34.2	10.7 51
	19	15.1 59	758.0 29.84 1010.58 1010.58	762.4 30.02 1016.45 1016.45		74	Wind blowing from the east-southeast	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			100%. 10/10. 8 oktas	Rain, not freezing, slight.			13.3 56	19.7 67		100%. 10/10. 8 oktas	1000-1500 3281-4921			45.0 28.0	10.5 51	No precipitation No precipitation	12
	18	18.9 66	757.6 29.83 1010.05 1010.05	761.9 30 1015.78 1015.78		52	Wind blowing from the west	Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 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							90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas	1000-1500 3281-4921			71.0 44.1	8.8 48
	17	18.6 65	757.3 29.81 1009.65 1009.65	761.7 29.99 1015.52 1015.52		52	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							100%. 10/10. 8 oktas	2000-2500 6562-8202			60.0 37.3	8.6 47
	16	18.5 65	757.3 29.81 1009.65 1009.65	761.6 29.98 1015.38 1015.38		47	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 (not freezing).						100%. 10/10. 8 oktas	2000-2500 6562-8202			71.0 44.1	7.0 45
	15	17.4 63	757.2 29.81 1009.52 1009.52	761.5 29.98 1015.25 1015.25		56	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							100%. 10/10. 8 oktas	1000-1500 3281-4921			60.0 37.3	8.6 47
	14	19.7 67	757.0 29.8 1009.25 1009.25	761.4 29.98 1015.12 1015.12		53	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							100%. 10/10. 8 oktas	1000-1500 3281-4921			65.0 40.4	9.9 50
	13	17.7 64	756.9 29.8 1009.12 1009.12	761.2 29.97 1014.85 1014.85		56	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							100%. 10/10. 8 oktas	1000-1500 3281-4921			50.0 31.1	8.7 48	No precipitation No precipitation	6
	12	17.4 63	756.8 29.8 1008.98 1008.98	761.2 29.97 1014.85 1014.85		55	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							100%. 10/10. 8 oktas	1000-1500 3281-4921			60.0 37.3	8.3 47
	11	18.2 65	756.5 29.78 1008.58 1008.58	760.9 29.96 1014.45 1014.45		50	Wind blowing from the south	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas							70 – 80%. 7/10 – 8/10. 6 oktas	1000-1500 3281-4921			55.0 34.2	7.4 45
	10	17.2 63	756.1 29.77 1008.05 1008.05	760.5 29.94 1013.92 1013.92		57	Wind blowing from the north-east	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			50%. 5/10. 4 oktas				12.9 55	17.5 64		50%. 5/10. 4 oktas	2500 or more, or no clouds. 8202 or more, or no clouds.			55.0 34.2	8.5 47
	09	16.2 61	755.8 29.76 1007.65 1007.65	760.3 29.93 1013.65 1013.65		62	Wind blowing from the north	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			100%. 10/10. 8 oktas							100%. 10/10. 8 oktas	2500 or more, or no clouds. 8202 or more, or no clouds.			50.0 31.1	8.9 48
	08	14.3 58	755.6 29.75 1007.38 1007.38	760.0 29.92 1013.25 1013.25		73	Wind blowing from the north	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0							10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	1000-1500 3281-4921			55.0 34.2	9.5 49
	07	13.3 56	755.3 29.74 1006.98 1006.98	759.7 29.91 1012.85 1012.85		78	Wind blowing from the north	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			100%. 10/10. 8 oktas				12.9 55	18.9 66		100%. 10/10. 8 oktas	1000-1500 3281-4921			45.0 28.0	9.5 49	No precipitation No precipitation	12
	06	13.1 56	755.2 29.73 1006.85 1006.85	759.6 29.91 1012.72 1012.72		79	variable wind direction	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			100%. 10/10. 8 oktas							100%. 10/10. 8 oktas	2000-2500 6562-8202			55.0 34.2	9.5 49
	05	13.6 56	755.0 29.72 1006.58 1006.58	759.4 29.9 1012.45 1012.45		76	Wind blowing from the north-northwest	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			100%. 10/10. 8 oktas							100%. 10/10. 8 oktas	2000-2500 6562-8202			55.0 34.2	9.4 49
	04	13.2 56	754.9 29.72 1006.45 1006.45	759.3 29.89 1012.32 1012.32		78	Wind blowing from the north	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			100%. 10/10. 8 oktas							100%. 10/10. 8 oktas	2000-2500 6562-8202			50.0 31.1	9.5 49
	03	13.3 56	754.8 29.72 1006.32 1006.32	759.2 29.89 1012.18 1012.18		78	Wind blowing from the north-northwest	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			100%. 10/10. 8 oktas							100%. 10/10. 8 oktas	2000-2500 6562-8202			50.0 31.1	9.5 49
	02	13.4 56	754.8 29.72 1006.32 1006.32	759.2 29.89 1012.18 1012.18		80	Wind blowing from the north	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			40%. 4/10. 3 oktas							40%. 4/10. 3 oktas	2000-2500 6562-8202			50.0 31.1	10.0 50
	01	14.1 57	754.6 29.71 1006.05 1006.05	759.0 29.88 1011.92 1011.92		85	Wind blowing from the north	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			40%. 4/10. 3 oktas							40%. 4/10. 3 oktas	2500 or more, or no clouds. 8202 or more, or no clouds.			65.0 40.4	11.6 53	No precipitation No precipitation	6
	00	14.7 58	754.5 29.7 1005.92 1005.92	758.8 29.87 1011.65 1011.65		83	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							100%. 10/10. 8 oktas	2500 or more, or no clouds. 8202 or more, or no clouds.			60.0 37.3	11.8 53