Weather archive in Onon

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 21, Friday	17	20.3 69	684.1 26.93 912.06 912.06	759.4 29.9 1012.45 1012.45	-0.5 -0.02 -0.67 -0.67	61	Wind blowing from the south-southeast	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas						Cumulonimbus calvus, with or without Cumulus, Stratocumulus or Stratus.	70 – 80%. 7/10 – 8/10. 6 oktas	600-1000 1968-3281	No Altocumulus, Altostratus or Nimbostratus.	No Cirrus, Cirrocumulus or Cirrostratus.	50.0 31.1	12.5 55
	14	12.6 55	684.6 26.95 912.73 912.73	759.5 29.9 1012.58 1012.58	-1.0 -0.04 -1.33 -1.33	99	Wind blowing from the south-southwest	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas						Cumulonimbus calvus, with or without Cumulus, Stratocumulus or Stratus.	70 – 80%. 7/10 – 8/10. 6 oktas	600-1000 1968-3281	No Altocumulus, Altostratus or Nimbostratus.	No Cirrus, Cirrocumulus or Cirrostratus.	50.0 31.1	12.4 54
	11	18.8 66	685.6 26.99 914.06 914.06	761.4 29.98 1015.12 1015.12	-0.4 -0.02 -0.53 -0.53	74	Wind blowing from the south	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						Cumulus mediocris or congestus, with or without Cumulus of species fractus or humilis or Stratocumulus, all having their bases at the same level.	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	No Altocumulus, Altostratus or Nimbostratus.	No Cirrus, Cirrocumulus or Cirrostratus.	50.0 31.1	14.1 57
	08	11.8 53	686.0 27.01 914.59 914.59	763.8 30.07 1018.32 1018.32	0.5 0.02 0.67 0.67	100	Wind blowing from the west	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			60%. 6/10. 5 oktas				8.0 46		No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	20–30%. 2/10–3/10. 2 oktas	2500 or more, or no clouds. 8202 or more, or no clouds.	Altocumulus translucidus at a single level.	Cirrus fibratus, sometimes uncinus, not progressively invading the sky.	50.0 31.1	11.8 53
	05	8.3 47	685.5 26.99 913.93 913.93	764.3 30.09 1018.98 1018.98	0.2 0.01 0.27 0.27	100	Calm, no wind	Calm			no clouds no clouds no clouds											50.0 31.1	8.3 47
	02	9.1 48	685.3 26.98 913.66 913.66	763.7 30.07 1018.18 1018.18	0.3 0.01 0.4 0.4	100	Calm, no wind	Calm			no clouds no clouds no clouds											50.0 31.1	9.1 48
August 20, Thursday	23	11.5 53	685.0 26.97 913.26 913.26	762.7 30.03 1016.85 1016.85	0.9 0.04 1.2 1.2	100	Wind blowing from the south	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			no clouds no clouds no clouds											50.0 31.1	11.5 53
	20	17.4 63	684.1 26.93 912.06 912.06	760.1 29.93 1013.38 1013.38	0.9 0.04 1.2 1.2	78	Wind blowing from the east-northeast	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			20–30%. 2/10–3/10. 2 oktas					22.2 72	No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	20–30%. 2/10–3/10. 2 oktas	2500 or more, or no clouds. 8202 or more, or no clouds.	Altocumulus castellanus or floccus.	No Cirrus, Cirrocumulus or Cirrostratus.	50.0 31.1	13.5 56
	17	21.7 71	683.2 26.9 910.86 910.86	757.9 29.84 1010.45 1010.45	0.3 0.01 0.4 0.4	50	Wind blowing from the north-east	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			60%. 6/10. 5 oktas						Cumulonimbus calvus, with or without Cumulus, Stratocumulus or Stratus.	50%. 5/10. 4 oktas	600-1000 1968-3281	No Altocumulus, Altostratus or Nimbostratus.	Cirrus fibratus, sometimes uncinus, not progressively invading the sky.	50.0 31.1	10.8 51