Weather archive in Katunayake / Bandaranaike (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 January 17, Saturday | 11:30 | 29.8 86 | 758.5 29.86 1011.25 1011.25 | 759.4 29.9 1012.45 1012.45 | -0.8 -0.03 -1.07 -1.07 | 49 | Wind blowing from the north | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | no clouds no clouds no clouds | Haze. | Cloud covering more than 1/2 of the sky throughout the appropriate period. | Cloud covering 1/2 or less of the sky throughout the appropriate period. | 9.0 5.6 | 17.9 64 | No precipitation No precipitation | 9 | |||||||||||||
08:30 | 24.0 75 | 759.3 29.89 1012.32 1012.32 | 760.2 29.93 1013.52 1013.52 | 75 | Wind blowing from the north-northeast | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 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 during part of the appropriate period and covering 1/2 or less during part of the period. | 21.7 71 | No Stratocumulus, Stratus, Cumulus or Cumulonimbus. | 60%. 6/10. 5 oktas | 600-1000 1968-3281 | No Altocumulus, Altostratus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 8.0 5.0 | 19.3 67 | No precipitation No precipitation | 9 | |||||||||
05:30 | 21.4 71 | 757.3 29.81 1009.65 1009.65 | 758.2 29.85 1010.85 1010.85 | 0.5 0.02 0.67 0.67 | 93 | Wind blowing from the north-northeast | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 20–30%. 2/10–3/10. 2 oktas | Mist. | Cloud covering 1/2 or less of the sky throughout the appropriate period. | Cloud covering 1/2 or less of the sky throughout the appropriate period. | No Stratocumulus, Stratus, Cumulus or Cumulonimbus. | 20–30%. 2/10–3/10. 2 oktas | 300-600 984-1968 | No Altocumulus, Altostratus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 9.0 5.6 | 20.2 68 | No precipitation No precipitation | 9 | |||||||||
02:30 | 22.0 72 | 756.8 29.8 1008.98 1008.98 | 757.7 29.83 1010.18 1010.18 | 87 | Wind blowing from the north | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | no clouds no clouds no clouds | Haze. | Cloud covering 1/2 or less of the sky throughout the appropriate period. | Cloud covering 1/2 or less of the sky throughout the appropriate period. | 8.0 5.0 | 19.8 68 | No precipitation No precipitation | 9 | |||||||||||||||
| January 16, Friday | 23:30 | 23.6 74 | 758.2 29.85 1010.85 1010.85 | 759.1 29.89 1012.05 1012.05 | 0.2 0.01 0.27 0.27 | 78 | Wind blowing from the north-northeast | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | no clouds no clouds no clouds | Haze. | Cloud covering 1/2 or less of the sky throughout the appropriate period. | Cloud covering 1/2 or less of the sky throughout the appropriate period. | 9.0 5.6 | 19.6 67 | No precipitation No precipitation | 9 | |||||||||||||
20:30 | 25.0 77 | 758.0 29.84 1010.58 1010.58 | 758.9 29.88 1011.78 1011.78 | 67 | Wind blowing from the north-northeast | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | no clouds no clouds no clouds | Haze. | Cloud covering 1/2 or less of the sky throughout the appropriate period. | Cloud covering 1/2 or less of the sky throughout the appropriate period. | 15.0 9.3 | 18.4 65 | No precipitation No precipitation | 9 | |||||||||||||||
17:30 | 29.6 85 | 756.4 29.78 1008.45 1008.45 | 757.3 29.81 1009.65 1009.65 | 0.0 0 0 0 | 81 | Wind blowing from the north | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | no clouds no clouds no clouds | Haze. | Cloud covering 1/2 or less of the sky throughout the appropriate period. | Cloud covering 1/2 or less of the sky throughout the appropriate period. | 25.0 77 | 32.3 90 | 9.0 5.6 | 26.0 79 | No precipitation No precipitation | 9 | ||||||||||||
14:30 | 31.6 89 | 756.4 29.78 1008.45 1008.45 | 757.3 29.81 1009.65 1009.65 | 44 | Wind blowing from the north-northeast | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0 | Haze. | Cloud covering 1/2 or less of the sky throughout the appropriate period. | Cloud covering 1/2 or less of the sky throughout the appropriate period. | No Stratocumulus, Stratus, Cumulus or Cumulonimbus. | 10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0 | 300-600 984-1968 | No Altocumulus, Altostratus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 15.0 9.3 | 17.9 64 | No precipitation No precipitation | 9 | ||||||||||
11:30 | 30.2 86 | 758.8 29.87 1011.65 1011.65 | 759.7 29.91 1012.85 1012.85 | -0.9 -0.04 -1.2 -1.2 | 50 | Wind blowing from the north-northeast | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft) | 10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0 | Clouds generally forming or developing. | Cloud covering 1/2 or less of the sky throughout the appropriate period. | Cloud covering 1/2 or less of the sky throughout the appropriate period. | 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 | 300-600 984-1968 | No Altocumulus, Altostratus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 20.0 12.4 | 18.8 66 | No precipitation No precipitation | 9 | |||||||||