Weather archive in Juan Santamaria (airport)

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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
2026 September 15, Tuesday	21	22.5 73	684.2 26.94 912.19 912.19	757.7 29.83 1010.18 1010.18	0.9 0.04 1.2 1.2	77	Wind blowing from the east-southeast	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas						Stratocumulus other than Stratocumulus cumulogenitus.	10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	1000-1500 3281-4921	Altostratus opacus or Nimbostratus.	No Cirrus, Cirrocumulus or Cirrostratus.	20.0 12.4	18.3 65			Surface of ground moist.
	20	23.3 74	683.2 26.9 910.86 910.86			68	Wind blowing from the east	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)		8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft													17.1 63	No precipitation No precipitation	1
	19	23.3 74	682.9 26.89 910.46 910.46			69	Wind blowing from the east	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)		6 m/s 22 km/h 13 miles/hour 12 knots 4 Bft													17.3 63	No precipitation No precipitation	1
	18	22.6 73	683.3 26.9 910.99 910.99	756.8 29.8 1008.98 1008.98	0.6 0.02 0.8 0.8	73	Wind blowing from the east	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			100%. 10/10. 8 oktas	Rain, not freezing, continuous, slight at time of observation.	Rain.	Drizzle.	21.9 71	25.8 78	Stratocumulus other than Stratocumulus cumulogenitus.	10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	1000-1500 3281-4921	Altostratus opacus or Nimbostratus.	No Cirrus, Cirrocumulus or Cirrostratus.	20.0 12.4	17.6 64	0.2 0.01	6	Surface of ground wet (standing water in small or large pools on surface).
	17	23.1 74	682.6 26.87 910.06 910.06			76	Wind blowing from the east-northeast	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)		8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft													18.7 66	No precipitation No precipitation	1
	16	24.3 76	682.3 26.86 909.66 909.66			70	Wind blowing from the east-northeast	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)		8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft													18.4 65	No precipitation No precipitation	1
	15	25.0 77	682.7 26.88 910.19 910.19	755.8 29.76 1007.65 1007.65	-1.0 -0.04 -1.33 -1.33	60	Wind blowing from the east	Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft)			100%. 10/10. 8 oktas	Drizzle, not freezing, continuous, slight at time of observation.	Rain.	Cloud covering more than 1/2 of the sky throughout the appropriate period.			Stratocumulus other than Stratocumulus cumulogenitus.	10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	1000-1500 3281-4921	Altostratus opacus or Nimbostratus.	No Cirrus, Cirrocumulus or Cirrostratus.	20.0 12.4	16.8 62			Dry (without cracks, no appreciable amount of dust or loose sand)
	14	25.0 77	682.9 26.89 910.46 910.46			69	Wind blowing from the east	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)		7 m/s 25 km/h 16 miles/hour 14 knots 4 Bft													18.9 66	No precipitation No precipitation	1
	13	24.8 77	683.1 26.89 910.73 910.73			69	Wind blowing from the east	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)		8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft													18.6 65	No precipitation No precipitation	1
	12	25.0 77	683.7 26.92 911.53 911.53	756.9 29.8 1009.12 1009.12	-0.7 -0.03 -0.93 -0.93	64	Wind blowing from the east	Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft)			100%. 10/10. 8 oktas	Rain, not freezing, continuous, slight at time of observation.	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	25.8 78	Stratocumulus other than Stratocumulus cumulogenitus.	10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	1000-1500 3281-4921	Altostratus opacus or Nimbostratus.	No Cirrus, Cirrocumulus or Cirrostratus.	20.0 12.4	17.8 64			Dry (without cracks, no appreciable amount of dust or loose sand)
	11	25.0 77	683.8 26.92 911.66 911.66			67	Wind blowing from the east	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)		9 m/s 32 km/h 20 miles/hour 17 knots 5 Bft													18.5 65	0.2 0.01	1
	10	24.8 77	684.0 26.93 911.93 911.93			72	Wind blowing from the east	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)		8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft													19.3 67	No precipitation No precipitation	1
	09	24.4 76	684.4 26.94 912.46 912.46	757.9 29.84 1010.45 1010.45	0.9 0.04 1.2 1.2	72	Wind blowing from the east	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas						Stratocumulus other than Stratocumulus cumulogenitus.	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 translucidus or opacus in two or more layers, or Altocumulus opacus in a single layer, not progressively invading the sky, or Altocumulus with Altostratus or Nimbostratus.	No Cirrus, Cirrocumulus or Cirrostratus.	20.0 12.4	19.1 66			Dry (without cracks, no appreciable amount of dust or loose sand)
	08	23.7 75	683.8 26.92 911.66 911.66			76	Wind blowing from the east-northeast	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)		7 m/s 25 km/h 16 miles/hour 14 knots 4 Bft													19.1 66	No precipitation No precipitation	1
	07	23.4 74	683.2 26.9 910.86 910.86			75	Wind blowing from the north-northeast	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)		8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft													18.8 66	No precipitation No precipitation	1
	06	23.1 74	683.5 26.91 911.26 911.26	757.0 29.8 1009.25 1009.25	1.2 0.05 1.6 1.6	74	Wind blowing from the north-east	Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas				22.2 72		Stratocumulus other than Stratocumulus cumulogenitus.	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 translucidus at a single level.	No Cirrus, Cirrocumulus or Cirrostratus.	20.0 12.4	18.3 65			Dry (without cracks, no appreciable amount of dust or loose sand)
	05	22.6 73	682.4 26.87 909.79 909.79			77	Wind blowing from the east-northeast	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)		8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft													18.3 65	No precipitation No precipitation	1
	04	22.5 73	682.3 26.86 909.66 909.66			77	Wind blowing from the east	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)															18.3 65	No precipitation No precipitation	1
	03	22.8 73	682.3 26.86 909.66 909.66			78	Wind blowing from the north-east	Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft)		8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft													18.7 66	No precipitation No precipitation	1
	02	23.2 74	682.3 26.86 909.66 909.66			76	Wind blowing from the east	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)		8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft													18.8 66	No precipitation No precipitation	1
	01	23.4 74	682.9 26.89 910.46 910.46			75	Wind blowing from the east	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)		8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft													18.7 66	No precipitation No precipitation	1
	00	23.0 73	682.6 26.87 910.06 910.06	756.0 29.76 1007.92 1007.92	-1.6 -0.06 -2.13 -2.13	74	Wind blowing from the east-northeast	Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas						Stratocumulus other than Stratocumulus cumulogenitus.	10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	600-1000 1968-3281	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	18.2 65			Dry (without cracks, no appreciable amount of dust or loose sand)
September 14, Monday	23	23.3 74	683.2 26.9 910.86 910.86			77	Wind blowing from the east-northeast	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)		6 m/s 22 km/h 13 miles/hour 12 knots 4 Bft													19.0 66	No precipitation No precipitation	1
	22	23.1 74	683.6 26.91 911.39 911.39			80	Wind blowing from the east-northeast	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)		5 m/s 18 km/h 11 miles/hour 10 knots 3 Bft													19.5 67	No precipitation No precipitation	1
	21	23.2 74	684.2 26.94 912.19 912.19	757.1 29.81 1009.38 1009.38	1.2 0.05 1.6 1.6	79	Wind blowing from the east-northeast	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas						Stratocumulus other than Stratocumulus cumulogenitus.	10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	600-1000 1968-3281	Altostratus opacus or Nimbostratus.	No Cirrus, Cirrocumulus or Cirrostratus.	20.0 12.4	19.4 67			Surface of ground moist.