Weather archive in Ulan Bator

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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
2025 September 27, Saturday	14	18.8 66	655.0 25.79 873.26 873.26	761.2 29.97 1014.85 1014.85	-1.3 -0.05 -1.73 -1.73	44	Wind blowing from the west-southwest	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			40%. 4/10. 3 oktas						Cumulonimbus calvus, with or without Cumulus, Stratocumulus or Stratus.	40%. 4/10. 3 oktas	1000-1500 3281-4921	No Altocumulus, Altostratus or Nimbostratus.	No Cirrus, Cirrocumulus or Cirrostratus.	50.0 31.1	6.3 43
	11	14.5 58	656.3 25.84 874.99 874.99	764.5 30.1 1019.25 1019.25	0.0 0 0 0	46	Wind blowing from the west	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			40%. 4/10. 3 oktas	Visibility reduced by smoke, e.g. veldt or forest fires, industrial smoke or volcanic ashes.	Cloud covering more than 1/2 of the sky throughout the appropriate period.	Cloud covering more than 1/2 of the sky during part of the appropriate period and covering 1/2 or less during part of the period.			Cumulus humilis or Cumulus fractus other than of bad weather, or both.	20–30%. 2/10–3/10. 2 oktas	1000-1500 3281-4921	No Altocumulus, Altostratus or Nimbostratus.	Cirrus uncinus or fibratus, or both, progressively invading the sky; they generally thicken as a whole.	20.0 12.4	3.0 37
	08	8.2 47	656.3 25.84 874.99 874.99	767.1 30.2 1022.72 1022.72	0.1 0 0.13 0.13	68	Wind blowing from the east-southeast	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			60%. 6/10. 5 oktas				7.0 45		No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	60%. 6/10. 5 oktas	2000-2500 6562-8202	Altocumulus castellanus or floccus.	No Cirrus, Cirrocumulus or Cirrostratus.	50.0 31.1	2.6 37
	05	7.5 46	656.2 25.83 874.86 874.86	767.2 30.2 1022.85 1022.85	-0.3 -0.01 -0.4 -0.4	72	Wind blowing from the east-southeast	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			20–30%. 2/10–3/10. 2 oktas						No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	20–30%. 2/10–3/10. 2 oktas	2000-2500 6562-8202	Patches (often lenticular) of Altocumulus translucidus, continually changing and occurring at one or more levels.	No Cirrus, Cirrocumulus or Cirrostratus.		2.8 37
	02	8.8 48	656.5 25.85 875.26 875.26	767.0 30.2 1022.58 1022.58	-0.6 -0.02 -0.8 -0.8	68	Wind blowing from the east	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			no clouds no clouds no clouds												3.2 38
September 26, Friday	23	10.3 51	657.1 25.87 876.06 876.06	767.1 30.2 1022.72 1022.72	0.3 0.01 0.4 0.4	66	Wind blowing from the east-southeast	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			no clouds no clouds no clouds												4.2 40
	20	12.7 55	656.8 25.86 875.66 875.66	765.8 30.15 1020.98 1020.98	0.3 0.01 0.4 0.4	60	Wind blowing from the north-northeast	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			20–30%. 2/10–3/10. 2 oktas					20.9 70	No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	20–30%. 2/10–3/10. 2 oktas	2000-2500 6562-8202	Altocumulus translucidus at a single level.	No Cirrus, Cirrocumulus or Cirrostratus.		5.1 41
	17	19.9 68	656.5 25.85 875.26 875.26	762.7 30.03 1016.85 1016.85	-0.8 -0.03 -1.07 -1.07	32	Wind blowing from the west-southwest	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			20–30%. 2/10–3/10. 2 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	1000-1500 3281-4921	Patches (often lenticular) of Altocumulus translucidus, continually changing and occurring at one or more levels.	No Cirrus, Cirrocumulus or Cirrostratus.	50.0 31.1	2.7 37
	14	20.3 69	657.3 25.88 876.33 876.33	763.3 30.05 1017.65 1017.65	-1.0 -0.04 -1.33 -1.33	36	Wind blowing from the west-southwest	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas						No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	60%. 6/10. 5 oktas	2000-2500 6562-8202	Altocumulus translucidus in bands, or one or more layers of Altocumulus translucidus or opacus, progressively invading the sky; these Altocumulus clouds generally thicken as a whole.	Cirrus uncinus or fibratus, or both, progressively invading the sky; they generally thicken as a whole.	50.0 31.1	4.8 41