Weather archive in Chennai / Meenambakkam (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 5, Friday | 11:30 | 28.2 83 | 760.0 29.92 1013.25 1013.25 | 761.2 29.97 1014.85 1014.85 | -0.5 -0.02 -0.67 -0.67 | 76 | Wind blowing from the north-east | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 70 – 80%. 7/10 – 8/10. 6 oktas | Stratocumulus other than Stratocumulus cumulogenitus. | 70 – 80%. 7/10 – 8/10. 6 oktas | 600-1000 1968-3281 | No Altocumulus, Altostratus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 10.0 6.2 | 23.6 74 | |||||||||||||
08:30 | 25.6 78 | 760.5 29.94 1013.92 1013.92 | 761.8 29.99 1015.65 1015.65 | 1.7 0.07 2.27 2.27 | 95 | Wind blowing from the north-west | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | 100%. 10/10. 8 oktas | Mist. | Thunderstorm(s) with or without precipitation. | Drizzle. | 23.6 74 | Stratocumulus cumulogenitus. | 50%. 5/10. 4 oktas | 600-1000 1968-3281 | Altocumulus translucidus at a single level. | 4.0 2.5 | 24.7 76 | 19.0 0.75 | 24 | |||||||||
05:30 | 24.8 77 | 758.8 29.87 1011.65 1011.65 | 760.2 29.93 1013.52 1013.52 | 0.4 0.02 0.53 0.53 | 96 | Calm, no wind | Calm | 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. | 60%. 6/10. 5 oktas | 300-600 984-1968 | Altostratus opacus or Nimbostratus. | 2.0 1.2 | 24.2 76 | ||||||||||||
02:30 | 24.8 77 | 758.4 29.86 1011.12 1011.12 | 759.7 29.91 1012.85 1012.85 | -1.5 -0.06 -2 -2 | 95 | Calm, no wind | Calm | 70 – 80%. 7/10 – 8/10. 6 oktas | Mist. | Rain. | Drizzle. | Cumulonimbus capillatus (often with an anvil), with or without Cumulonimbus calvus, Cumulus, Stratocumulus, Stratus or pannus. | 50%. 5/10. 4 oktas | 300-600 984-1968 | Altostratus opacus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 4.0 2.5 | 23.9 75 | |||||||||||
| December 4, Thursday | 23:30 | 24.0 75 | 759.9 29.92 1013.12 1013.12 | 761.2 29.97 1014.85 1014.85 | -0.1 -0 -0.13 -0.13 | 96 | Calm, no wind | Calm | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas | Drizzle, not freezing, intermittent, slight at time of observation. | Rain. | Drizzle. | Cumulonimbus capillatus (often with an anvil), with or without Cumulonimbus calvus, Cumulus, Stratocumulus, Stratus or pannus. | 60%. 6/10. 5 oktas | 300-600 984-1968 | Altostratus opacus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 4.0 2.5 | 23.4 74 | ||||||||||
20:30 | 25.0 77 | 760.0 29.92 1013.25 1013.25 | 761.3 29.97 1014.98 1014.98 | 1.5 0.06 2 2 | 95 | Wind blowing from the north-west | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | 70 – 80%. 7/10 – 8/10. 6 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. | 600-1000 1968-3281 | 4.0 2.5 | 24.1 75 | |||||||||||||||
17:30 | 25.8 78 | 758.5 29.86 1011.25 1011.25 | 759.8 29.91 1012.98 1012.98 | 0.5 0.02 0.67 0.67 | 92 | Wind blowing from the north-northwest | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas | Mist. | Rain. | Drizzle. | 28.0 82 | Stratocumulus cumulogenitus. | 50%. 5/10. 4 oktas | 600-1000 1968-3281 | Altocumulus translucidus at a single level. | No Cirrus, Cirrocumulus or Cirrostratus. | 4.0 2.5 | 24.4 76 | ||||||||||
14:30 | 25.6 78 | 758.0 29.84 1010.58 1010.58 | 759.4 29.9 1012.45 1012.45 | -1.6 -0.06 -2.13 -2.13 | 95 | Wind blowing from the north-northeast | 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. | Rain. | Drizzle. | Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels. | 60%. 6/10. 5 oktas | 300-600 984-1968 | Altostratus opacus or Nimbostratus. | 4.0 2.5 | 24.7 76 | ||||||||||||
11:30 | 27.6 82 | 759.6 29.91 1012.72 1012.72 | 760.9 29.96 1014.45 1014.45 | -0.4 -0.02 -0.53 -0.53 | 84 | Wind blowing from the north | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 100%. 10/10. 8 oktas | Cumulonimbus capillatus (often with an anvil), with or without Cumulonimbus calvus, Cumulus, Stratocumulus, Stratus or pannus. | 60%. 6/10. 5 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 | 24.7 76 | |||||||||||||||
