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 12, Tuesday | 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 | 26.7 80 | 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. | 20.0 12.4 | 29.4 85 | ||||||||||||||
05:30 | 27.0 81 | 752.8 29.64 1003.65 1003.65 | 753.5 29.67 1004.58 1004.58 | 100 | Wind blowing from the east-southeast | Calm | 70 – 80%. 7/10 – 8/10. 6 oktas | Clouds generally forming or developing. | 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 | 27.0 81 | No precipitation No precipitation | 9 | ||||||||||||
| May 11, Monday | 17:30 | 29.6 85 | 752.8 29.64 1003.65 1003.65 | 753.6 29.67 1004.72 1004.72 | -0.3 -0.01 -0.4 -0.4 | 83 | Wind blowing from the north-east | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | 100%. 10/10. 8 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. | 26.1 79 | 30.9 88 | 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 | 26.5 80 | No precipitation No precipitation | 9 | ||||||
14:30 | 30.9 88 | 753.1 29.65 1004.05 1004.05 | 753.8 29.68 1004.98 1004.98 | 81 | Wind blowing from the north | 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 | 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. | 40%. 4/10. 3 oktas | 300-600 984-1968 | No Altocumulus, Altostratus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 20.0 12.4 | 27.2 81 | No precipitation No precipitation | 9 | ||||||||||
11:30 | 30.1 86 | 754.7 29.71 1006.18 1006.18 | 755.5 29.74 1007.25 1007.25 | -0.5 -0.02 -0.67 -0.67 | 100 | Wind blowing from the north-west | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 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. | 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 | 30.1 86 | No precipitation No precipitation | 9 | |||||||||