Weather archive in Penang / Bayan Lepas (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 | |
| 2025 September 16, Tuesday | 14 | 29.7 85 | 757.0 29.8 1009.25 1009.25 | 757.3 29.81 1009.65 1009.65 | -1.1 -0.04 -1.47 -1.47 | 70 | Wind blowing from the south-southwest | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 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. | Cumulus humilis or Cumulus fractus other than of bad weather, or both. | 20–30%. 2/10–3/10. 2 oktas | 600-1000 1968-3281 | Altocumulus translucidus at a single level. | Cirrus fibratus, sometimes uncinus, not progressively invading the sky. | 10.0 6.2 | 23.6 74 | No precipitation No precipitation | 6 | ||||||||
11 | 28.7 84 | 758.1 29.85 1010.72 1010.72 | 758.4 29.86 1011.12 1011.12 | 0.8 0.03 1.07 1.07 | 73 | Wind blowing from the south-southwest | 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 | 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. | 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 | 600-1000 1968-3281 | Altocumulus translucidus at a single level. | Cirrus fibratus, sometimes uncinus, not progressively invading the sky. | 9.0 5.6 | 23.4 74 | |||||||||||
08 | 26.1 79 | 757.3 29.81 1009.65 1009.65 | 757.6 29.83 1010.05 1010.05 | 0.6 0.02 0.8 0.8 | 83 | Wind blowing from the north | Calm | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 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. | 23.3 74 | Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels. | 10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0 | 600-1000 1968-3281 | Altocumulus translucidus at a single level. | Cirrus spissatus, in patches or entangled sheaves, which usually do not increase and sometimes seem to be the remains of the upper part of a Cumulonimbus; or Cirrus castellanus or floccus. | 8.0 5.0 | 22.9 73 | 18.0 0.71 | 24 | ||||||||
05 | 25.0 77 | 756.7 29.79 1008.85 1008.85 | 757.0 29.8 1009.25 1009.25 | -1.4 -0.06 -1.87 -1.87 | 87 | Wind blowing from the north-northeast | 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 | 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. | Cirrus spissatus, in patches or entangled sheaves, which usually do not increase and sometimes seem to be the remains of the upper part of a Cumulonimbus; or Cirrus castellanus or floccus. | 8.0 5.0 | 22.6 73 | |||||||||||
02 | 24.9 77 | 758.1 29.85 1010.72 1010.72 | 758.4 29.86 1011.12 1011.12 | -0.7 -0.03 -0.93 -0.93 | 89 | Wind blowing from the north | Calm | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas | Haze. | Rain. | 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. | Cirrus spissatus, in patches or entangled sheaves, which usually do not increase and sometimes seem to be the remains of the upper part of a Cumulonimbus; or Cirrus castellanus or floccus. | 8.0 5.0 | 23.0 73 | Trace of precipitation Trace of precipitation | 6 | |||||||||
| September 15, Monday | 23 | 25.2 77 | 758.8 29.87 1011.65 1011.65 | 759.1 29.89 1012.05 1012.05 | 1.7 0.07 2.27 2.27 | 87 | Wind blowing from the east | Calm | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas | Haze. | Rain. | 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. | Cirrus spissatus, in patches or entangled sheaves, which usually do not increase and sometimes seem to be the remains of the upper part of a Cumulonimbus; or Cirrus castellanus or floccus. | 8.0 5.0 | 22.9 73 | ||||||||||
20 | 26.7 80 | 757.1 29.81 1009.38 1009.38 | 757.4 29.82 1009.78 1009.78 | 1.3 0.05 1.73 1.73 | 79 | Wind blowing from the west-northwest | Calm | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 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. | 28.2 83 | Stratocumulus other than Stratocumulus cumulogenitus. | 20–30%. 2/10–3/10. 2 oktas | 600-1000 1968-3281 | Altocumulus translucidus at a single level. | Cirrus spissatus, in patches or entangled sheaves, which usually do not increase and sometimes seem to be the remains of the upper part of a Cumulonimbus; or Cirrus castellanus or floccus. | 8.0 5.0 | 22.8 73 | No precipitation No precipitation | 6 | ||||||||
17 | 27.8 82 | 755.8 29.76 1007.65 1007.65 | 756.1 29.77 1008.05 1008.05 | -1.4 -0.06 -1.87 -1.87 | 73 | Wind blowing from the south-east | Calm | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 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. | Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels. | 40%. 4/10. 3 oktas | 600-1000 1968-3281 | Altocumulus translucidus at a single level. | Cirrus spissatus, in patches or entangled sheaves, which usually do not increase and sometimes seem to be the remains of the upper part of a Cumulonimbus; or Cirrus castellanus or floccus. | 10.0 6.2 | 22.6 73 | |||||||||||
14 | 26.5 80 | 757.2 29.81 1009.52 1009.52 | 757.5 29.82 1009.92 1009.92 | -2.4 -0.09 -3.2 -3.2 | 81 | Wind blowing from the north-northeast | 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) not falling as shower(s). | Thunderstorm(s) with or without precipitation. | Rain. | 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. | Cirrus spissatus, in patches or entangled sheaves, which usually do not increase and sometimes seem to be the remains of the upper part of a Cumulonimbus; or Cirrus castellanus or floccus. | 8.0 5.0 | 23.0 73 | 18.0 0.71 | 6 | |||||||||