Weather archive in Vientiane (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 May 24, Saturday | 07 | 25.0 77 | 739.9 29.13 986.45 986.45 | 753.8 29.68 1004.98 1004.98 | 1.3 0.05 1.73 1.73 | 96 | Wind blowing from the east-northeast | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 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. | 24.8 77 | Cumulonimbus capillatus (often with an anvil), with or without Cumulonimbus calvus, Cumulus, Stratocumulus, Stratus or pannus. | 50%. 5/10. 4 oktas | 200-300 656-984 | 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. | 3.0 1.9 | 24.3 76 | 59.0 2.32 | 24 | ||||||||
04 | 25.5 78 | 738.6 29.08 984.72 984.72 | 753.1 29.65 1004.05 1004.05 | 0.5 0.02 0.67 0.67 | 88 | Wind blowing from the north-northeast | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 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. | 50%. 5/10. 4 oktas | 600-1000 1968-3281 | 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. | 1.0 0.6 | 23.3 74 | 30.0 1.18 | 3 | ||||||||||
01 | 28.5 83 | 738.1 29.06 984.05 984.05 | 752.4 29.62 1003.12 1003.12 | 0.1 0 0.13 0.13 | 78 | Wind blowing from the south | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 70 – 80%. 7/10 – 8/10. 6 oktas | Thunderstorm, but no precipitation at the time of observation. | Thunderstorm(s) with or without precipitation. | 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. | Stratocumulus other than Stratocumulus cumulogenitus. | 40%. 4/10. 3 oktas | 600-1000 1968-3281 | No Altocumulus, Altostratus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 3.0 1.9 | 24.2 76 | |||||||||||
May 23, Friday | 22 | 30.1 86 | 738.0 29.06 983.92 983.92 | 752.3 29.62 1002.98 1002.98 | -1.1 -0.04 -1.47 -1.47 | 77 | Wind blowing from the south | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 60%. 6/10. 5 oktas | Thunderstorm, but no precipitation at the time of observation. | Thunderstorm(s) with or without precipitation. | 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. | 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 | No Altocumulus, Altostratus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 3.0 1.9 | 25.7 78 | ||||||||||
19 | 32.4 90 | 739.1 29.1 985.39 985.39 | 749.6 29.51 999.38 999.38 | 4.1 0.16 5.47 5.47 | 67 | Wind blowing from the south | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 50%. 5/10. 4 oktas | Haze. | 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. | Cloud covering 1/2 or less of the sky throughout the appropriate period. | 35.8 96 | Cumulus mediocris or congestus, with or without Cumulus of species fractus or humilis or Stratocumulus, all having their bases at the same level. | 20–30%. 2/10–3/10. 2 oktas | 300-600 984-1968 | Patches (often lenticular) of Altocumulus translucidus, continually changing and occurring at one or more levels. | No Cirrus, Cirrocumulus or Cirrostratus. | 8.0 5.0 | 25.5 78 | ||||||||||
16 | 34.8 95 | 735.0 28.94 979.92 979.92 | 749.0 29.49 998.58 998.58 | -1.7 -0.07 -2.27 -2.27 | 58 | Wind blowing from the east-southeast | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 40%. 4/10. 3 oktas | 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 | 300-600 984-1968 | No Altocumulus, Altostratus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 15.0 9.3 | 25.3 78 | ||||||||||||||
13 | 33.1 92 | 736.7 29 982.19 982.19 | 750.8 29.56 1000.98 1000.98 | -1.6 -0.06 -2.13 -2.13 | 60 | Wind blowing from the east-southeast | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 50%. 5/10. 4 oktas | Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels. | 40%. 4/10. 3 oktas | 300-600 984-1968 | No Altocumulus, Altostratus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 15.0 9.3 | 24.4 76 | ||||||||||||||
10 | 30.2 86 | 738.3 29.07 984.32 984.32 | 752.6 29.63 1003.38 1003.38 | -0.1 -0 -0.13 -0.13 | 69 | Wind blowing from the east-northeast | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 60%. 6/10. 5 oktas | Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels. | 20–30%. 2/10–3/10. 2 oktas | 300-600 984-1968 | No Altocumulus, Altostratus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 10.0 6.2 | 24.0 75 | ||||||||||||||
07 | 25.4 78 | 738.4 29.07 984.45 984.45 | 752.9 29.64 1003.78 1003.78 | 90 | Wind blowing from the north-west | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 100%. 10/10. 8 oktas | Mist. | 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. | 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. | 25.2 77 | Cumulus mediocris or congestus, with or without Cumulus of species fractus or humilis or Stratocumulus, all having their bases at the same level. | 50%. 5/10. 4 oktas | 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. | 4.0 2.5 | 23.6 74 |