Weather archive in Lang Son

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 July 7, Tuesday	10	29.0 84	728.8 28.69 971.65 971.65	750.7 29.56 1000.85 1000.85	0.3 0.01 0.4 0.4	80	Calm, no wind	Calm			70 – 80%. 7/10 – 8/10. 6 oktas						Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels.	70 – 80%. 7/10 – 8/10. 6 oktas	300-600 984-1968			15.0 9.3	25.1 77
	07	26.1 79	728.5 28.68 971.25 971.25	750.7 29.56 1000.85 1000.85	0.9 0.04 1.2 1.2	94	Calm, no wind	Calm			70 – 80%. 7/10 – 8/10. 6 oktas				25.0 77		Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels.	70 – 80%. 7/10 – 8/10. 6 oktas	300-600 984-1968			15.0 9.3	25.1 77
	04	25.2 77	727.6 28.65 970.05 970.05	749.8 29.52 999.65 999.65	-0.6 -0.02 -0.8 -0.8	94	Calm, no wind	Calm			90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas						Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels.	90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas	300-600 984-1968			10.0 6.2	24.1 75
	01	25.6 78	728.2 28.67 970.85 970.85	750.4 29.54 1000.45 1000.45		94	Calm, no wind	Calm			100%. 10/10. 8 oktas						Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels.	100%. 10/10. 8 oktas	300-600 984-1968			10.0 6.2	24.6 76
July 6, Monday	16	28.0 82	727.0 28.62 969.25 969.25	749.0 29.49 998.58 998.58		89	Calm, no wind	Calm			100%. 10/10. 8 oktas	Rain, not freezing, continuous, slight at time of observation.	Rain.	Cloud covering more than 1/2 of the sky throughout the appropriate period.			Stratus fractus or Cumulus fractus of bad weather, or both (pannus), usually below Altostratus or Nimbostratus.	70 – 80%. 7/10 – 8/10. 6 oktas	300-600 984-1968	Altostratus opacus or Nimbostratus.		10.0 6.2	26.0 79