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 August 30, Saturday | 03 | 20.0 68 | 684.1 26.93 912.06 912.06 | 757.7 29.83 1010.18 1010.18 | -0.9 -0.04 -1.2 -1.2 | 87 | Wind blowing from the east | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 40%. 4/10. 3 oktas | No Stratocumulus, Stratus, Cumulus or Cumulonimbus. | 40%. 4/10. 3 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | Altocumulus translucidus at a single level. | No Cirrus, Cirrocumulus or Cirrostratus. | 20.0 12.4 | 17.8 64 | Dry (without cracks, no appreciable amount of dust or loose sand) | ||||||||||||
00 | 20.4 69 | 685.0 26.97 913.26 913.26 | 758.2 29.85 1010.85 1010.85 | -0.7 -0.03 -0.93 -0.93 | 91 | Wind blowing from the north | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 70 – 80%. 7/10 – 8/10. 6 oktas | Clouds generally dissolving or becoming less developed. | Rain. | Cloud covering more than 1/2 of the sky throughout the appropriate period. | 19.5 67 | 29.5 85 | 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 | 1000-1500 3281-4921 | Altocumulus translucidus at a single level. | No Cirrus, Cirrocumulus or Cirrostratus. | 20.0 12.4 | 18.9 66 | Surface of ground moist. | ||||||||
August 29, Friday | 21 | 21.6 71 | 685.7 27 914.19 914.19 | 1.0 0.04 1.33 1.33 | 83 | Wind blowing from the east | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 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 | Rain (not freezing) not falling as shower(s). | 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 | No Altocumulus, Altostratus or Nimbostratus. | Cirrus (often in bands) and Cirrostratus, or Cirrostratus alone, progressively invading the sky; they generally thicken as a whole; the continuous veil extends more than 45 degrees above the horizon, without the sky being totally covered. | 20.0 12.4 | 18.6 65 | Surface of ground wet (standing water in small or large pools on surface). | ||||||||||
18 | 20.6 69 | 684.7 26.96 912.86 912.86 | 758.9 29.88 1011.78 1011.78 | -0.6 -0.02 -0.8 -0.8 | 91 | Wind blowing from the east-southeast | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 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 | Rain (not freezing) not falling as shower(s). | Thunderstorm(s) with or without precipitation. | Rain. | 19.5 67 | 29.5 85 | 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 | 300-600 984-1968 | 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 | 61.0 2.4 | 6 | Surface of ground wet (standing water in small or large pools on surface). | ||||||
15 | 20.7 69 | 685.3 26.98 913.66 913.66 | 759.5 29.9 1012.58 1012.58 | 0.6 0.02 0.8 0.8 | 93 | Wind blowing from the north | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 100%. 10/10. 8 oktas | Thunderstorm, slight or moderate, without hail, but with rain and/or snow 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. | 100%. 10/10. 8 oktas | 100-200 328-656 | No Altocumulus, Altostratus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 3.0 1.9 | 19.5 67 | Surface of ground wet (standing water in small or large pools on surface). | ||||||||||
12 | 28.4 83 | 684.7 26.96 912.86 912.86 | 757.8 29.83 1010.32 1010.32 | -1.2 -0.05 -1.6 -1.6 | 55 | Wind blowing from the south-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 | 19.5 67 | 29.5 85 | 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 in bands, or one or more layers of Altocumulus translucidus or opacus, progressively invading the sky; these Altocumulus clouds generally thicken as a whole. | No Cirrus, Cirrocumulus or Cirrostratus. | 20.0 12.4 | 18.4 65 | Dry (without cracks, no appreciable amount of dust or loose sand) | |||||||||||
09 | 25.0 77 | 685.9 27 914.46 914.46 | 759.6 29.91 1012.72 1012.72 | 0.9 0.04 1.2 1.2 | 69 | Wind blowing from the south-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 | 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 in bands, or one or more layers of Altocumulus translucidus or opacus, progressively invading the sky; these Altocumulus clouds generally thicken as a whole. | No Cirrus, Cirrocumulus or Cirrostratus. | 20.0 12.4 | 19.0 66 | Dry (without cracks, no appreciable amount of dust or loose sand) | |||||||||||||
06 | 21.2 70 | 685.0 26.97 913.26 913.26 | 758.9 29.88 1011.78 1011.78 | 0.5 0.02 0.67 0.67 | 80 | Wind blowing from the east-northeast | 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 | 19.5 67 | 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 | Patches (often lenticular) of Altocumulus translucidus, continually changing and occurring at one or more levels. | No Cirrus, Cirrocumulus or Cirrostratus. | 20.0 12.4 | 17.5 64 | Dry (without cracks, no appreciable amount of dust or loose sand) | ||||||||||||
03 | 21.2 70 | 684.5 26.95 912.59 912.59 | 758.1 29.85 1010.72 1010.72 | -0.5 -0.02 -0.67 -0.67 | 80 | Wind blowing from the east | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 50%. 5/10. 4 oktas | No Stratocumulus, Stratus, Cumulus or Cumulonimbus. | no clouds no clouds no clouds | 2500 or more, or no clouds. 8202 or more, or no clouds. | No Altocumulus, Altostratus or Nimbostratus. | Cirrus (often in bands) and Cirrostratus, or Cirrostratus alone, progressively invading the sky; they generally thicken as a whole, but the continuous veil does not reach 45 degrees above the horizon. | 20.0 12.4 | 17.5 64 | Dry (without cracks, no appreciable amount of dust or loose sand) |