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
2025 December 9, Tuesday	00	19.1 66	684.1 26.93 912.06 912.06	757.7 29.83 1010.18 1010.18	-0.6 -0.02 -0.8 -0.8	89	Wind blowing from the east	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			no clouds no clouds no clouds				18.8 66							20.0 12.4	17.3 63			Dry (without cracks, no appreciable amount of dust or loose sand)
December 8, Monday	21	20.5 69	684.7 26.96 912.86 912.86	758.4 29.86 1011.12 1011.12	1.1 0.04 1.47 1.47	91	variable wind direction	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			40%. 4/10. 3 oktas						Stratocumulus other than Stratocumulus cumulogenitus.	40%. 4/10. 3 oktas	1000-1500 3281-4921	No Altocumulus, Altostratus or Nimbostratus.	No Cirrus, Cirrocumulus or Cirrostratus.	20.0 12.4	18.9 66			Dry (without cracks, no appreciable amount of dust or loose sand)
	18	20.1 68	683.6 26.91 911.39 911.39	757.9 29.84 1010.45 1010.45	0.4 0.02 0.53 0.53	95	Wind blowing from the south-east	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			50%. 5/10. 4 oktas	Clouds generally dissolving or becoming less developed.	Thunderstorm(s) with or without precipitation.	Rain.	19.1 66	27.3 81	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	Altocumulus translucidus at a single level.	No Cirrus, Cirrocumulus or Cirrostratus.	20.0 12.4	19.3 67	34.0 1.34	6	Surface of ground moist.
	15	20.6 69	683.2 26.9 910.86 910.86	757.4 29.82 1009.78 1009.78		93	Wind blowing from the east	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas	Thunderstorm, slight or moderate, with hail at time of observation.	Thunderstorm(s) with or without precipitation.	Rain.			Cumulonimbus capillatus (often with an anvil), with or without Cumulonimbus calvus, Cumulus, Stratocumulus, Stratus or pannus.	20–30%. 2/10–3/10. 2 oktas	600-1000 1968-3281	Altostratus opacus or Nimbostratus.	No Cirrus, Cirrocumulus or Cirrostratus.	20.0 12.4	19.4 67			Surface of ground wet (standing water in small or large pools on surface).
	11	26.6 80	684.7 26.96 912.86 912.86	758.2 29.85 1010.85 1010.85		71	Wind blowing from the west-southwest	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			40%. 4/10. 3 oktas				19.1 66	27.2 81	Cumulus mediocris or congestus, with or without Cumulus of species fractus or humilis or Stratocumulus, all having their bases at the same level.	40%. 4/10. 3 oktas	600-1000 1968-3281	No Altocumulus, Altostratus or Nimbostratus.	No Cirrus, Cirrocumulus or Cirrostratus.	20.0 12.4	20.8 69			Dry (without cracks, no appreciable amount of dust or loose sand)
	09	24.7 76	685.8 27 914.33 914.33	759.6 29.91 1012.72 1012.72	1.5 0.06 2 2	72	variable wind direction	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0						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	600-1000 1968-3281	No Altocumulus, Altostratus or Nimbostratus.	No Cirrus, Cirrocumulus or Cirrostratus.	20.0 12.4	19.4 67			Dry (without cracks, no appreciable amount of dust or loose sand)
	06	19.7 67	684.3 26.94 912.33 912.33	758.5 29.86 1011.25 1011.25	0.6 0.02 0.8 0.8	92	Wind blowing from the north-east	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	Patches of shallow fog or ice fog at the station, whether on land or sea, not deeper than about 2 metres on land or 10 metres at sea.	Fog or ice fog or thick haze.	Fog or ice fog or thick haze.	19.2 67		Stratus nebulosus or Stratus fractus other than of bad weather, or both.	90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas	100-200 328-656	No Altocumulus, Altostratus or Nimbostratus.	No Cirrus, Cirrocumulus or Cirrostratus.	10.0 6.2	18.4 65			Dry (without cracks, no appreciable amount of dust or loose sand)
	03	20.1 68	683.7 26.92 911.53 911.53	757.6 29.83 1010.05 1010.05	-0.4 -0.02 -0.53 -0.53	99	Wind blowing from the south-west	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			100%. 10/10. 8 oktas	Fog or ice fog.	Fog or ice fog or thick haze.	Fog or ice fog or thick haze.			Stratus nebulosus or Stratus fractus other than of bad weather, or both.	40%. 4/10. 3 oktas	100-200 328-656	No Altocumulus, Altostratus or Nimbostratus.	No Cirrus, Cirrocumulus or Cirrostratus.	8.0 5.0	19.9 68			Dry (without cracks, no appreciable amount of dust or loose sand)
	00	20.5 69	684.1 26.93 912.06 912.06	757.8 29.83 1010.32 1010.32	-1.2 -0.05 -1.6 -1.6	98	Wind blowing from the south	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			100%. 10/10. 8 oktas	Mist.	Drizzle.	Fog or ice fog or thick haze.	18.2 65	26.4 80	Stratus nebulosus or Stratus fractus other than of bad weather, or both.	100%. 10/10. 8 oktas	50-100 164-328	No Altocumulus, Altostratus or Nimbostratus.	No Cirrus, Cirrocumulus or Cirrostratus.	5.0 3.1	20.2 68	0.2 0.01	6	Surface of ground moist.