Weather archive in Prague / Vaclav Havel (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 May 18, Monday	01	7.0 45	729.7 28.73 972.85 972.85	762.7 30.03 1016.85 1016.85		72	Wind blowing from the north-west	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			50%. 5/10. 4 oktas						No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	20–30%. 2/10–3/10. 2 oktas		Altocumulus cumulogenitus (or cumulonimbogenitus).	Cirrus fibratus, sometimes uncinus, not progressively invading the sky.	60.0 37.3	2.2 36	No precipitation No precipitation	1
2026 May 18, Monday	00	7.4 45	729.7 28.73 972.85 972.85	762.6 30.02 1016.72 1016.72		70	Wind blowing from the west-southwest	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas						No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	50%. 5/10. 4 oktas		Altocumulus cumulogenitus (or cumulonimbogenitus).	Cirrus fibratus, sometimes uncinus, not progressively invading the sky.	70.0 43.5	2.3 36	No precipitation No precipitation	1
May 17, Sunday	23	8.3 47	729.5 28.72 972.59 972.59	762.4 30.02 1016.45 1016.45		66	Wind blowing from the west	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			50%. 5/10. 4 oktas						No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	40%. 4/10. 3 oktas		Altocumulus cumulogenitus (or cumulonimbogenitus).	Cirrus fibratus, sometimes uncinus, not progressively invading the sky.	70.0 43.5	2.3 36	No precipitation No precipitation	1
	22	9.0 48	729.5 28.72 972.59 972.59	762.2 30.01 1016.18 1016.18		65	Wind blowing from the west-southwest	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			60%. 6/10. 5 oktas						No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	60%. 6/10. 5 oktas		Altocumulus cumulogenitus (or cumulonimbogenitus).	No Cirrus, Cirrocumulus or Cirrostratus.	70.0 43.5	2.8 37	No precipitation No precipitation	1
	21	10.3 51	729.4 28.72 972.45 972.45	762.0 30 1015.92 1015.92		59	Wind blowing from the west-southwest	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas						No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	70 – 80%. 7/10 – 8/10. 6 oktas		Altocumulus cumulogenitus (or cumulonimbogenitus).	No Cirrus, Cirrocumulus or Cirrostratus.	71.0 44.1	2.6 37	No precipitation No precipitation	1
	20	13.0 55	729.2 28.71 972.19 972.19	761.5 29.98 1015.25 1015.25	0.1 0 0.13 0.13	49	Wind blowing from the west	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas					16.8 62	No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas	2000-2500 6562-8202	Altocumulus cumulogenitus (or cumulonimbogenitus).	No Cirrus, Cirrocumulus or Cirrostratus.	71.0 44.1	2.5 37	No precipitation No precipitation	12
	19	14.3 58	729.1 28.7 972.05 972.05	761.2 29.97 1014.85 1014.85		41	Wind blowing from the west-northwest	Light breeze (2 m/s) (7 km/h) (4 mph) (4 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						Cumulus mediocris or congestus, with or without Cumulus of species fractus or humilis or Stratocumulus, all having their bases at the same level.	10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	2000-2500 6562-8202	Altocumulus cumulogenitus (or cumulonimbogenitus).		71.0 44.1	1.2 34	No precipitation No precipitation	1
	18	14.6 58	729.1 28.7 972.05 972.05	761.2 29.97 1014.85 1014.85		38	Wind blowing from the west-northwest	Light breeze (2 m/s) (7 km/h) (4 mph) (4 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						Cumulus mediocris or congestus, with or without Cumulus of species fractus or humilis or Stratocumulus, all having their bases at the same level.	20–30%. 2/10–3/10. 2 oktas	2000-2500 6562-8202	Altocumulus cumulogenitus (or cumulonimbogenitus).		70.0 43.5	0.5 33	No precipitation No precipitation	1
	17	16.6 62	729.1 28.7 972.05 972.05	760.9 29.96 1014.45 1014.45		33	Wind blowing from the west	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas						Cumulus mediocris or congestus, with or without Cumulus of species fractus or humilis or Stratocumulus, all having their bases at the same level.	20–30%. 2/10–3/10. 2 oktas	2000-2500 6562-8202	Altocumulus cumulogenitus (or cumulonimbogenitus).	No Cirrus, Cirrocumulus or Cirrostratus.	60.0 37.3	0.3 33	No precipitation No precipitation	1
	16	16.7 62	729.2 28.71 972.19 972.19	761.1 29.96 1014.72 1014.72		32	Wind blowing from the north-northeast	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			60%. 6/10. 5 oktas						Cumulus mediocris or congestus, with or without Cumulus of species fractus or humilis or Stratocumulus, all having their bases at the same level.	40%. 4/10. 3 oktas	2000-2500 6562-8202	Altocumulus cumulogenitus (or cumulonimbogenitus).	No Cirrus, Cirrocumulus or Cirrostratus.	70.0 43.5	-0.1 32	No precipitation No precipitation	1
	15	15.5 60	729.3 28.71 972.32 972.32	761.3 29.97 1014.98 1014.98		30	Wind blowing from the north-northeast	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			50%. 5/10. 4 oktas						Cumulus mediocris or congestus, with or without Cumulus of species fractus or humilis or Stratocumulus, all having their bases at the same level.	40%. 4/10. 3 oktas	2000-2500 6562-8202	Altocumulus cumulogenitus (or cumulonimbogenitus).	No Cirrus, Cirrocumulus or Cirrostratus.	71.0 44.1	-2.0 28	No precipitation No precipitation	1
	14	15.0 59	729.5 28.72 972.59 972.59	761.5 29.98 1015.25 1015.25	-0.4 -0.02 -0.53 -0.53	36	Wind blowing from the north	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			40%. 4/10. 3 oktas						Cumulus mediocris or congestus, with or without Cumulus of species fractus or humilis or Stratocumulus, all having their bases at the same level.	40%. 4/10. 3 oktas	1500-2000 4921-6562	Altocumulus cumulogenitus (or cumulonimbogenitus).	No Cirrus, Cirrocumulus or Cirrostratus.	71.0 44.1	-0.1 32	No precipitation No precipitation	6
	13	13.9 57	729.7 28.73 972.85 972.85	761.9 30 1015.78 1015.78		39	Wind blowing from the north	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			50%. 5/10. 4 oktas						Cumulus mediocris or congestus, with or without Cumulus of species fractus or humilis or Stratocumulus, all having their bases at the same level.	50%. 5/10. 4 oktas	1500-2000 4921-6562	Altocumulus cumulogenitus (or cumulonimbogenitus).	No Cirrus, Cirrocumulus or Cirrostratus.	71.0 44.1	0.2 32	No precipitation No precipitation	1
	12	13.3 56	730.0 28.74 973.25 973.25	762.2 30.01 1016.18 1016.18		48	Wind blowing from the west	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas						Cumulus mediocris or congestus, with or without Cumulus of species fractus or humilis or Stratocumulus, all having their bases at the same level.	70 – 80%. 7/10 – 8/10. 6 oktas	1500-2000 4921-6562	No Altocumulus, Altostratus or Nimbostratus.	No Cirrus, Cirrocumulus or Cirrostratus.	71.0 44.1	2.4 36	No precipitation No precipitation	1
	11	12.5 55	729.9 28.74 973.12 973.12	762.2 30.01 1016.18 1016.18		49	Wind blowing from the west	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas						Cumulus mediocris or congestus, with or without Cumulus of species fractus or humilis or Stratocumulus, all having their bases at the same level.	70 – 80%. 7/10 – 8/10. 6 oktas	1000-1500 3281-4921	No Altocumulus, Altostratus or Nimbostratus.	Cirrus spissatus, in patches or entangled sheaves, which usually do not increase and sometimes seem to be the remains of the upper part of a Cumulonimbus; or Cirrus castellanus or floccus.	70.0 43.5	2.0 36	No precipitation No precipitation	1
	10	11.2 52	729.9 28.74 973.12 973.12	762.4 30.02 1016.45 1016.45		49	Wind blowing from the north-northeast	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			50%. 5/10. 4 oktas						Cumulus mediocris or congestus, with or without Cumulus of species fractus or humilis or Stratocumulus, all having their bases at the same level.	50%. 5/10. 4 oktas	1000-1500 3281-4921	No Altocumulus, Altostratus or Nimbostratus.	Cirrus spissatus, in patches or entangled sheaves, which usually do not increase and sometimes seem to be the remains of the upper part of a Cumulonimbus; or Cirrus castellanus or floccus.	70.0 43.5	0.9 34	No precipitation No precipitation	1
	09	10.8 51	729.7 28.73 972.85 972.85	762.2 30.01 1016.18 1016.18		58	Wind blowing from the north-northeast	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						Cumulus humilis or Cumulus fractus other than of bad weather, or both.	10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	600-1000 1968-3281	No Altocumulus, Altostratus or Nimbostratus.	Cirrus spissatus, in patches or entangled sheaves, which usually do not increase and sometimes seem to be the remains of the upper part of a Cumulonimbus; or Cirrus castellanus or floccus.	70.0 43.5	2.7 37	No precipitation No precipitation	1
	08	9.4 49	729.5 28.72 972.59 972.59	762.2 30.01 1016.18 1016.18	0.8 0.03 1.07 1.07	66	Wind blowing from the north-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				3.1 38		Stratocumulus other than Stratocumulus cumulogenitus.	10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	1000-1500 3281-4921	Patches (often lenticular) of Altocumulus translucidus, continually changing and occurring at one or more levels.	Cirrus spissatus, in patches or entangled sheaves, which usually do not increase and sometimes seem to be the remains of the upper part of a Cumulonimbus; or Cirrus castellanus or floccus.	70.0 43.5	3.4 38	No precipitation No precipitation	12	Dry (without cracks, no appreciable amount of dust or loose sand)	-1.0 30
	07	6.0 43	729.2 28.71 972.19 972.19	762.3 30.01 1016.32 1016.32		81	Wind blowing from the west-southwest	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0						Stratocumulus other than Stratocumulus cumulogenitus.	10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	1500-2000 4921-6562	Patches (often lenticular) of Altocumulus translucidus, continually changing and occurring at one or more levels.	Cirrus spissatus, in patches or entangled sheaves, which usually do not increase and sometimes seem to be the remains of the upper part of a Cumulonimbus; or Cirrus castellanus or floccus.	60.0 37.3	3.0 37	No precipitation No precipitation	1
	06	3.9 39	728.8 28.69 971.65 971.65	762.1 30 1016.05 1016.05		88	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						Stratocumulus other than Stratocumulus cumulogenitus.	10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	1500-2000 4921-6562	Patches (often lenticular) of Altocumulus translucidus, continually changing and occurring at one or more levels.	Cirrus spissatus, in patches or entangled sheaves, which usually do not increase and sometimes seem to be the remains of the upper part of a Cumulonimbus; or Cirrus castellanus or floccus.	60.0 37.3	2.1 36	No precipitation No precipitation	1
	05	4.2 40	728.7 28.69 971.52 971.52	762.0 30 1015.92 1015.92		87	Wind blowing from the west-southwest	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			50%. 5/10. 4 oktas						Stratocumulus other than Stratocumulus cumulogenitus.	20–30%. 2/10–3/10. 2 oktas	1500-2000 4921-6562	Patches (often lenticular) of Altocumulus translucidus, continually changing and occurring at one or more levels.	No Cirrus, Cirrocumulus or Cirrostratus.	50.0 31.1	2.2 36	No precipitation No precipitation	1
	04	5.0 41	728.5 28.68 971.25 971.25	761.6 29.98 1015.38 1015.38		86	Wind blowing from the south-west	Light breeze (2 m/s) (7 km/h) (4 mph) (4 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						Stratocumulus other than Stratocumulus cumulogenitus.	60%. 6/10. 5 oktas	1500-2000 4921-6562	Patches (often lenticular) of Altocumulus translucidus, continually changing and occurring at one or more levels.		50.0 31.1	2.9 37	No precipitation No precipitation	1
	03	5.2 41	728.4 28.68 971.12 971.12	761.5 29.98 1015.25 1015.25		84	Wind blowing from the west-southwest	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas						Stratocumulus other than Stratocumulus cumulogenitus.	70 – 80%. 7/10 – 8/10. 6 oktas	1500-2000 4921-6562	No Altocumulus, Altostratus or Nimbostratus.	Cirrus fibratus, sometimes uncinus, not progressively invading the sky.	50.0 31.1	2.6 37	No precipitation No precipitation	1
	02	6.0 43	728.1 28.67 970.72 970.72	761.1 29.96 1014.72 1014.72	0.8 0.03 1.07 1.07	82	Wind blowing from the west	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas						Stratocumulus other than Stratocumulus cumulogenitus.	60%. 6/10. 5 oktas	1500-2000 4921-6562	No Altocumulus, Altostratus or Nimbostratus.	Cirrus spissatus, in patches or entangled sheaves, which usually do not increase and sometimes seem to be the remains of the upper part of a Cumulonimbus; or Cirrus castellanus or floccus.	50.0 31.1	3.2 38	No precipitation No precipitation	6
	01	6.6 44	727.9 28.66 970.45 970.45	760.8 29.95 1014.32 1014.32		75	Wind blowing from the west-southwest	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas						Stratocumulus other than Stratocumulus cumulogenitus.	20–30%. 2/10–3/10. 2 oktas	1500-2000 4921-6562	Altocumulus translucidus or opacus in two or more layers, or Altocumulus opacus in a single layer, not progressively invading the sky, or Altocumulus with Altostratus or Nimbostratus.	Cirrus spissatus, in patches or entangled sheaves, which usually do not increase and sometimes seem to be the remains of the upper part of a Cumulonimbus; or Cirrus castellanus or floccus.	50.0 31.1	2.5 37	No precipitation No precipitation	1