Weather archive in Kolkata / Dum Dum (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 28, Monday | 14:30 | 33.2 92 | 754.0 29.69 1005.25 1005.25 | 754.3 29.7 1005.65 1005.65 | -1.6 -0.06 -2.13 -2.13 | 58 | Wind blowing from the north-west | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 40%. 4/10. 3 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. | Stratocumulus cumulogenitus. | 40%. 4/10. 3 oktas | 600-1000 1968-3281 | No Altocumulus, Altostratus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 4.0 2.5 | 23.8 75 | ||||||||||
11:30 | 33.0 91 | 755.6 29.75 1007.38 1007.38 | 755.9 29.76 1007.78 1007.78 | -0.5 -0.02 -0.67 -0.67 | 56 | Wind blowing from the north-west | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 60%. 6/10. 5 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. | Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels. | 50%. 5/10. 4 oktas | 600-1000 1968-3281 | Altocumulus translucidus at a single level. | No Cirrus, Cirrocumulus or Cirrostratus. | 4.0 2.5 | 23.2 74 | |||||||||||
08:30 | 30.4 87 | 756.1 29.77 1008.05 1008.05 | 756.4 29.78 1008.45 1008.45 | 1.2 0.05 1.6 1.6 | 72 | Wind blowing from the north-west | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | 20–30%. 2/10–3/10. 2 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. | 25.6 78 | No Stratocumulus, Stratus, Cumulus or Cumulonimbus. | 20–30%. 2/10–3/10. 2 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | Altocumulus translucidus at a single level. | No Cirrus, Cirrocumulus or Cirrostratus. | 2.0 1.2 | 24.7 76 | 5.0 0.2 | 24 | ||||||||
05:30 | 25.8 78 | 754.9 29.72 1006.45 1006.45 | 755.2 29.73 1006.85 1006.85 | 0.8 0.03 1.07 1.07 | 93 | Wind blowing from the west | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 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 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. | 20–30%. 2/10–3/10. 2 oktas | 600-1000 1968-3281 | Altocumulus translucidus at a single level. | No Cirrus, Cirrocumulus or Cirrostratus. | 2.0 1.2 | 24.6 76 | |||||||||||
02:30 | 27.6 82 | 754.1 29.69 1005.38 1005.38 | 754.4 29.7 1005.78 1005.78 | -0.2 -0.01 -0.27 -0.27 | 94 | Calm, no wind | Calm | 50%. 5/10. 4 oktas | Haze. | 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. | Stratocumulus other than Stratocumulus cumulogenitus. | 20–30%. 2/10–3/10. 2 oktas | 600-1000 1968-3281 | Altocumulus translucidus at a single level. | No Cirrus, Cirrocumulus or Cirrostratus. | 2.0 1.2 | 26.5 80 | |||||||||||
| September 27, Sunday | 23:30 | 27.8 82 | 754.3 29.7 1005.65 1005.65 | 754.6 29.71 1006.05 1006.05 | -0.1 -0 -0.13 -0.13 | 92 | Calm, no wind | Calm | 50%. 5/10. 4 oktas | Haze. | 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. | Stratocumulus other than Stratocumulus cumulogenitus. | 20–30%. 2/10–3/10. 2 oktas | 600-1000 1968-3281 | Altocumulus translucidus at a single level. | No Cirrus, Cirrocumulus or Cirrostratus. | 2.0 1.2 | 26.4 80 | ||||||||||
20:30 | 28.6 83 | 754.4 29.7 1005.78 1005.78 | 754.7 29.71 1006.18 1006.18 | 1.2 0.05 1.6 1.6 | 83 | 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 | Haze. | 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. | Stratocumulus other than Stratocumulus cumulogenitus. | 20–30%. 2/10–3/10. 2 oktas | 600-1000 1968-3281 | Altocumulus translucidus at a single level. | No Cirrus, Cirrocumulus or Cirrostratus. | 2.0 1.2 | 25.5 78 | |||||||||||
17:30 | 29.0 84 | 753.2 29.65 1004.18 1004.18 | 753.5 29.67 1004.58 1004.58 | -0.2 -0.01 -0.27 -0.27 | 88 | 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 | Haze. | Rain. | Cloud covering more than 1/2 of the sky throughout the appropriate period. | 34.4 94 | Stratocumulus other than Stratocumulus cumulogenitus. | 50%. 5/10. 4 oktas | 300-600 984-1968 | Altocumulus translucidus at a single level. | No Cirrus, Cirrocumulus or Cirrostratus. | 2.0 1.2 | 26.8 80 | ||||||||||
14:30 | 32.4 90 | 753.4 29.66 1004.45 1004.45 | 753.7 29.67 1004.85 1004.85 | -2.1 -0.08 -2.8 -2.8 | 69 | 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 | Rain, not freezing, intermittent, slight at time of observation. | Rain. | Cloud covering more than 1/2 of the sky throughout the appropriate period. | Cumulonimbus calvus, with or without Cumulus, Stratocumulus or Stratus. | 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. | No Cirrus, Cirrocumulus or Cirrostratus. | 2.0 1.2 | 26.0 79 | |||||||||||