Weather archive in Ulan Bator

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 September 1, Tuesday	23	23.6 74	647.3 25.48 863 863	754.9 29.72 1006.45 1006.45	-3.2 -0.13 -4.27 -4.27	23	Wind blowing from the south-west	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 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	Altocumulus translucidus at a single level.	No Cirrus, Cirrocumulus or Cirrostratus.		1.3 34
	20	26.9 80	650.5 25.61 867.26 867.26	753.0 29.65 1003.92 1003.92	-0.3 -0.01 -0.4 -0.4	17	Wind blowing from the south	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			40%. 4/10. 3 oktas					30.1 86	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.	Cirrus fibratus, sometimes uncinus, not progressively invading the sky.	50.0 31.1	-0.2 32
	17	30.0 86	650.8 25.62 867.66 867.66	752.2 29.61 1002.85 1002.85	-1.0 -0.04 -1.33 -1.33	15	Wind blowing from the south-southwest	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			40%. 4/10. 3 oktas						Cumulus humilis or Cumulus fractus other than of bad weather, or both.	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	0.6 33
	14	27.8 82	651.8 25.66 869 869	754.2 29.69 1005.52 1005.52	-1.3 -0.05 -1.73 -1.73	19	Wind blowing from the south-southwest	Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft)			50%. 5/10. 4 oktas						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	1000-1500 3281-4921	Altocumulus castellanus or floccus.	Cirrus uncinus or fibratus, or both, progressively invading the sky; they generally thicken as a whole.	50.0 31.1	2.1 36
	11	22.5 73	653.1 25.71 870.73 870.73	757.6 29.83 1010.05 1010.05	-0.3 -0.01 -0.4 -0.4	28	Wind blowing from the west	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 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.	20–30%. 2/10–3/10. 2 oktas	1000-1500 3281-4921	Altocumulus castellanus or floccus.	No Cirrus, Cirrocumulus or Cirrostratus.	50.0 31.1	3.1 38
	08	17.5 64	653.4 25.72 871.13 871.13	759.9 29.92 1013.12 1013.12	-0.1 -0 -0.13 -0.13	39	Wind blowing from the east	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas				14.7 58		Stratocumulus other than Stratocumulus cumulogenitus.	70 – 80%. 7/10 – 8/10. 6 oktas	1000-1500 3281-4921	No Altocumulus, Altostratus or Nimbostratus.	No Cirrus, Cirrocumulus or Cirrostratus.	50.0 31.1	3.4 38
	05	15.2 59	653.5 25.73 871.26 871.26	760.9 29.96 1014.45 1014.45	-0.1 -0 -0.13 -0.13	46	Calm, no wind	Calm			40%. 4/10. 3 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.	Cirrus uncinus or fibratus, or both, progressively invading the sky; they generally thicken as a whole.		3.7 39
	03	14.8 59				48	Wind blowing from the east	Strong breeze (12 m/s) (43 km/h) (27 miles/hour) (23 knots) (6 Bft)
	02	17.2 63	653.6 25.73 871.4 871.4	760.3 29.93 1013.65 1013.65	0.4 0.02 0.53 0.53	41	Wind blowing from the north-northeast	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			20–30%. 2/10–3/10. 2 oktas						No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	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 translucidus at a single level.	Cirrus fibratus, sometimes uncinus, not progressively invading the sky.		3.8 39