Weather archive in Ratnapura
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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 January 20, Monday | 17:30 | 27.6 82 | 747.4 29.43 996.45 996.45 | 754.9 29.72 1006.45 1006.45 | 84 | Wind blowing from the west | 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 | Clouds generally forming or developing. | 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. | 23.2 74 | 33.6 92 | 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. | No Cirrus, Cirrocumulus or Cirrostratus. | 20.0 12.4 | 24.6 76 | No precipitation No precipitation | 9 | |||||||
11:30 | 30.9 88 | 749.8 29.52 999.65 999.65 | 757.1 29.81 1009.38 1009.38 | 58 | Wind blowing from the east | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | 40%. 4/10. 3 oktas | Clouds generally forming or developing. | 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. | 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. | 18.0 11.2 | 21.6 71 | No precipitation No precipitation | 9 | ||||||||||
05:30 | 23.4 74 | 748.9 29.48 998.45 998.45 | 756.4 29.78 1008.45 1008.45 | -0.2 -0.01 -0.27 -0.27 | 100 | Wind blowing from the east-northeast | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | 100%. 10/10. 8 oktas | Mist. | Fog or ice fog or thick haze. | Cloud covering more than 1/2 of the sky throughout the appropriate period. | No Stratocumulus, Stratus, Cumulus or Cumulonimbus. | 50%. 5/10. 4 oktas | 300-600 984-1968 | No Altocumulus, Altostratus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 2.0 1.2 | 23.4 74 | No precipitation No precipitation | 9 | |||||||||
02:30 | 23.4 74 | 749.1 29.49 998.72 998.72 | 756.7 29.79 1008.85 1008.85 | 100 | Wind blowing from the west-northwest | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | 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. | 2.0 1.2 | 23.4 74 | ||||||||||||||||||
| January 19, Sunday | 23:30 | 23.5 74 | 750.4 29.54 1000.45 1000.45 | 757.9 29.84 1010.45 1010.45 | 100 | Wind blowing from the south-east | Calm | 100%. 10/10. 8 oktas | Mist. | Rain. | Fog or ice fog or thick haze. | No Stratocumulus, Stratus, Cumulus or Cumulonimbus. | 50%. 5/10. 4 oktas | 300-600 984-1968 | No Altocumulus, Altostratus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 4.0 2.5 | 23.5 74 | No precipitation No precipitation | 9 | |||||||||
17:30 | 24.8 77 | 749.0 29.49 998.58 998.58 | 756.5 29.78 1008.58 1008.58 | 0.9 0.04 1.2 1.2 | 100 | Wind blowing from the south-southeast | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | 100%. 10/10. 8 oktas | Rain, not freezing, intermittent, slight at time of observation. | Shower(s). | Rain. | 22.7 73 | 25.9 79 | No Stratocumulus, Stratus, Cumulus or Cumulonimbus. | 40%. 4/10. 3 oktas | 300-600 984-1968 | No Altocumulus, Altostratus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 8.0 5.0 | 24.8 77 | No precipitation No precipitation | 9 | |||||||