Weather archive in Rio de Janeiro / Santos Dumont (airport)

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 28, Monday	12	25.4 78	760.0 29.92 1013.25 1013.25	760.3 29.93 1013.65 1013.65		85	Wind blowing from the south-southeast	Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft)			40%. 4/10. 3 oktas	Mist.	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.	40%. 4/10. 3 oktas	200-300 656-984	No Altocumulus, Altostratus or Nimbostratus.	No Cirrus, Cirrocumulus or Cirrostratus.	15.0 9.3	22.7 73
	09	24.1 75	761.8 29.99 1015.65 1015.65	762.2 30.01 1016.18 1016.18		90	Wind blowing from the east	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			100%. 10/10. 8 oktas	Mist.	Cloud covering more than 1/2 of the sky throughout the appropriate period.	Cloud covering more than 1/2 of the sky throughout the appropriate period.	22.2 72		Stratocumulus other than Stratocumulus cumulogenitus.	100%. 10/10. 8 oktas	600-1000 1968-3281			7.0 4.4	22.4 72	Trace of precipitation Trace of precipitation	24
	06	22.3 72	761.6 29.98 1015.38 1015.38	762.0 30 1015.92 1015.92		97	Wind blowing from the south	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			100%. 10/10. 8 oktas	Mist.	Cloud covering more than 1/2 of the sky throughout the appropriate period.	Cloud covering more than 1/2 of the sky throughout the appropriate period.			Stratocumulus other than Stratocumulus cumulogenitus.	100%. 10/10. 8 oktas	100-200 328-656			6.0 3.7	21.8 71
	03	22.2 72	761.6 29.98 1015.38 1015.38	762.0 30 1015.92 1015.92		98	Wind blowing from the south-east	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			100%. 10/10. 8 oktas	Mist.	Drizzle.	Cloud covering more than 1/2 of the sky throughout the appropriate period.			Stratocumulus other than Stratocumulus cumulogenitus.	100%. 10/10. 8 oktas	300-600 984-1968			7.0 4.4	21.9 71	Trace of precipitation Trace of precipitation	6
	00	22.5 73	762.9 30.04 1017.12 1017.12	763.3 30.05 1017.65 1017.65		94	Wind blowing from the south-southwest	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			100%. 10/10. 8 oktas	Drizzle, not freezing, intermittent, slight at time of observation.	Drizzle.	Cloud covering more than 1/2 of the sky throughout the appropriate period.			Stratocumulus other than Stratocumulus cumulogenitus.	100%. 10/10. 8 oktas	200-300 656-984			8.0 5.0	21.5 71
September 27, Sunday	21	22.6 73	763.0 30.04 1017.25 1017.25	763.3 30.05 1017.65 1017.65		91	Wind blowing from the south	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			100%. 10/10. 8 oktas	Mist.	Cloud covering more than 1/2 of the sky throughout the appropriate period.	Cloud covering more than 1/2 of the sky throughout the appropriate period.		24.6 76	Stratocumulus other than Stratocumulus cumulogenitus.	100%. 10/10. 8 oktas	300-600 984-1968			12.0 7.5	21.1 70
	18	22.9 73	761.9 30 1015.78 1015.78	762.3 30.01 1016.32 1016.32		88	Wind blowing from the south	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			100%. 10/10. 8 oktas	Mist.	Cloud covering more than 1/2 of the sky throughout the appropriate period.	Cloud covering more than 1/2 of the sky throughout the appropriate period.			Stratocumulus other than Stratocumulus cumulogenitus.	100%. 10/10. 8 oktas	300-600 984-1968			9.0 5.6	20.8 69
	15	24.1 75	761.7 29.99 1015.52 1015.52	762.1 30 1016.05 1016.05		81	Wind blowing from the south	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			100%. 10/10. 8 oktas	Mist.	Cloud covering more than 1/2 of the sky throughout the appropriate period.	Cloud covering more than 1/2 of the sky throughout the appropriate period.			Stratocumulus other than Stratocumulus cumulogenitus.	100%. 10/10. 8 oktas	300-600 984-1968			12.0 7.5	20.7 69