Weather archive in Northolt / Mandeville (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 August 5, Wednesday	15	23.5 74	758.1 29.85 1010.72 1010.72	761.0 29.96 1014.58 1014.58		39		Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)	13 m/s 47 km/h 29 miles/hour 25 knots 6 Bft									50%. 5/10. 4 oktas				65.0 40.4	8.7 48
	14	24.7 76	757.9 29.84 1010.45 1010.45	760.7 29.95 1014.18 1014.18		37		Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)	10 m/s 36 km/h 22 mph 19 knots 5 Bft									60%. 6/10. 5 oktas				65.0 40.4	9.1 48
	13	23.3 74	757.6 29.83 1010.05 1010.05	760.4 29.94 1013.78 1013.78		43		Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)	12 m/s 43 km/h 27 miles/hour 23 knots 6 Bft									10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0				65.0 40.4	10.0 50
	12	25.0 77	757.0 29.8 1009.25 1009.25	759.9 29.92 1013.12 1013.12		45		Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)	12 m/s 43 km/h 27 miles/hour 23 knots 6 Bft									40%. 4/10. 3 oktas				55.0 34.2	12.3 54
	11	24.6 76	756.7 29.79 1008.85 1008.85	759.6 29.91 1012.72 1012.72		51		Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)	10 m/s 36 km/h 22 mph 19 knots 5 Bft													60.0 37.3	13.8 57
	10	21.9 71	756.7 29.79 1008.85 1008.85	759.5 29.9 1012.58 1012.58		61		Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)	10 m/s 36 km/h 22 mph 19 knots 5 Bft									20–30%. 2/10–3/10. 2 oktas				60.0 37.3	13.9 57
	09	20.7 69	756.4 29.78 1008.45 1008.45	759.3 29.89 1012.32 1012.32		68		Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)	10 m/s 36 km/h 22 mph 19 knots 5 Bft									90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas				55.0 34.2	14.5 58
	08	20.3 69	756.1 29.77 1008.05 1008.05	759.0 29.88 1011.92 1011.92		73		Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)	8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft									100%. 10/10. 8 oktas				50.0 31.1	15.2 59
	07	19.4 67	755.8 29.76 1007.65 1007.65	758.8 29.87 1011.65 1011.65		78		Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)	7 m/s 25 km/h 16 miles/hour 14 knots 4 Bft									70 – 80%. 7/10 – 8/10. 6 oktas				40.0 24.9	15.4 60
	06	19.0 66	755.7 29.75 1007.52 1007.52	758.6 29.87 1011.38 1011.38		81		Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)	7 m/s 25 km/h 16 miles/hour 14 knots 4 Bft									20–30%. 2/10–3/10. 2 oktas				35.0 21.8	15.7 60
	05	18.7 66	755.4 29.74 1007.12 1007.12	758.3 29.85 1010.98 1010.98		81		Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)	6 m/s 22 km/h 13 miles/hour 12 knots 4 Bft									20–30%. 2/10–3/10. 2 oktas				40.0 24.9	15.3 60
	04	18.3 65	755.5 29.74 1007.25 1007.25	758.4 29.86 1011.12 1011.12		82		Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)	6 m/s 22 km/h 13 miles/hour 12 knots 4 Bft									20–30%. 2/10–3/10. 2 oktas	1500-2000 4921-6562			45.0 28.0	15.1 59
	03	18.8 66	755.5 29.74 1007.25 1007.25	758.5 29.86 1011.25 1011.25		79		Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)	8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft									50%. 5/10. 4 oktas				45.0 28.0	15.1 59
	02	18.6 65	755.6 29.75 1007.38 1007.38	758.5 29.86 1011.25 1011.25		82		Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)	6 m/s 22 km/h 13 miles/hour 12 knots 4 Bft									20–30%. 2/10–3/10. 2 oktas				45.0 28.0	15.4 60
	01	19.1 66	755.9 29.76 1007.78 1007.78	758.8 29.87 1011.65 1011.65		81		Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)	8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft									100%. 10/10. 8 oktas				45.0 28.0	15.7 60
	00	19.0 66	755.8 29.76 1007.65 1007.65	758.7 29.87 1011.52 1011.52		82		Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)	7 m/s 25 km/h 16 miles/hour 14 knots 4 Bft													45.0 28.0	15.9 61
August 4, Tuesday	23	19.7 67	755.5 29.74 1007.25 1007.25	758.5 29.86 1011.25 1011.25		81		Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)	8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft									10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0				45.0 28.0	16.3 61
	22	20.8 69	755.2 29.73 1006.85 1006.85	758.2 29.85 1010.85 1010.85		75		Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)	6 m/s 22 km/h 13 miles/hour 12 knots 4 Bft													55.0 34.2	16.2 61
	21	21.7 71	754.9 29.72 1006.45 1006.45	757.9 29.84 1010.45 1010.45		71		Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)	6 m/s 22 km/h 13 miles/hour 12 knots 4 Bft													60.0 37.3	16.2 61
	20	22.8 73	754.7 29.71 1006.18 1006.18	757.6 29.83 1010.05 1010.05		66		Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)	9 m/s 32 km/h 20 miles/hour 17 knots 5 Bft													60.0 37.3	16.1 61
	19	24.0 75	754.4 29.7 1005.78 1005.78	757.3 29.81 1009.65 1009.65		59		Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)	11 m/s 40 km/h 25 miles/hour 21 mile/hour 6 Bft													65.0 40.4	15.6 60
	18	25.2 77	754.2 29.69 1005.52 1005.52	757.0 29.8 1009.25 1009.25		59		Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)	10 m/s 36 km/h 22 mph 19 knots 5 Bft									10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0				65.0 40.4	16.6 62
	17	25.3 78	754.3 29.7 1005.65 1005.65	757.1 29.81 1009.38 1009.38		61		Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)	10 m/s 36 km/h 22 mph 19 knots 5 Bft									20–30%. 2/10–3/10. 2 oktas				65.0 40.4	17.1 63
	16	25.5 78	754.3 29.7 1005.65 1005.65	757.2 29.81 1009.52 1009.52		62		Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)	11 m/s 40 km/h 25 miles/hour 21 mile/hour 6 Bft									100%. 10/10. 8 oktas				65.0 40.4	17.7 64
	15	27.9 82	754.3 29.7 1005.65 1005.65	757.0 29.8 1009.25 1009.25		52		Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)	12 m/s 43 km/h 27 miles/hour 23 knots 6 Bft									10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0				50.0 31.1	17.1 63