Weather archive in Jaffna
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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 May 13, Wednesday | 08:30 | 29.4 85 | 753.3 29.66 1004.32 1004.32 | 754.0 29.69 1005.25 1005.25 | 100 | Wind blowing from the west-northwest | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | 100%. 10/10. 8 oktas | Clouds generally forming or developing. | Shower(s). | Cloud covering more than 1/2 of the sky throughout the appropriate period. | 25.7 78 | 70 – 80%. 7/10 – 8/10. 6 oktas | 300-600 984-1968 | 20.0 12.4 | 29.4 85 | |||||||||||||
05:30 | 26.2 79 | 751.7 29.59 1002.18 1002.18 | 752.5 29.63 1003.25 1003.25 | 100 | Wind blowing from the north-east | Calm | 60%. 6/10. 5 oktas | Mist. | 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. | 8.0 5.0 | 26.2 79 | No precipitation No precipitation | 9 | ||||||||||||
| May 12, Tuesday | 20:30 | 27.0 81 | 753.6 29.67 1004.72 1004.72 | 754.3 29.7 1005.65 1005.65 | 100 | Wind blowing from the east | Calm | 60%. 6/10. 5 oktas | State of sky on the whole unchanged. | 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. | 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. | 20.0 12.4 | 27.0 81 | No precipitation No precipitation | 9 | |||||||||
17:30 | 28.6 83 | 752.1 29.61 1002.72 1002.72 | 752.8 29.64 1003.65 1003.65 | -0.4 -0.02 -0.53 -0.53 | 100 | Wind blowing from the south | Calm | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas | Clouds generally dissolving or becoming less developed. | Rain. | Cloud covering more than 1/2 of the sky throughout the appropriate period. | 25.7 78 | 29.8 86 | 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. | 20.0 12.4 | 28.6 83 | No precipitation No precipitation | 9 | |||||||
14:30 | 26.7 80 | 752.5 29.63 1003.25 1003.25 | 753.2 29.65 1004.18 1004.18 | 100 | Wind blowing from the south-southwest | 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. | Thunderstorm(s) with or without precipitation. | Shower(s). | 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. | 20.0 12.4 | 26.7 80 | 2.0 0.08 | 9 | ||||||||||
11:30 | 27.0 81 | 754.3 29.7 1005.65 1005.65 | 755.0 29.72 1006.58 1006.58 | 0.4 0.02 0.53 0.53 | 100 | Wind blowing from the east | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 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. | No Stratocumulus, Stratus, Cumulus or Cumulonimbus. | 70 – 80%. 7/10 – 8/10. 6 oktas | 300-600 984-1968 | No Altocumulus, Altostratus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 18.0 11.2 | 27.0 81 | 1.0 0.04 | 9 | |||||||||
08:30 | 29.4 85 | 753.9 29.68 1005.12 1005.12 | 754.6 29.71 1006.05 1006.05 | 100 | Wind blowing from the south-southwest | Calm | 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. | 26.7 80 | 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. | 20.0 12.4 | 29.4 85 | No precipitation No precipitation | 9 | |||||||||