Weather archive in San Salvador / Ilopango (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 December 7, Sunday | 18 | 24.0 75 | 707.0 27.83 942.59 942.59 | 0.7 0.03 0.93 0.93 | 85 | Wind blowing from the south-southeast | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 70 – 80%. 7/10 – 8/10. 6 oktas | 24.6 76 | 29.0 84 | Cumulonimbus capillatus (often with an anvil), with or without Cumulonimbus calvus, Cumulus, Stratocumulus, Stratus or pannus. | 40%. 4/10. 3 oktas | 300-600 984-1968 | Altocumulus translucidus at a single level. | 30.0 18.6 | 21.4 71 | Dry (without cracks, no appreciable amount of dust or loose sand) | ||||||||||||
15 | 27.2 81 | 706.3 27.81 941.66 941.66 | -2.0 -0.08 -2.67 -2.67 | 71 | Wind blowing from the south-east | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 50%. 5/10. 4 oktas | Precipitation within sight, reaching the ground or the surface of the sea, but distant, i.e. estimated to be more than 5 km from the station. | 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. | Cumulonimbus capillatus (often with an anvil), with or without Cumulonimbus calvus, Cumulus, Stratocumulus, Stratus or pannus. | 50%. 5/10. 4 oktas | 1000-1500 3281-4921 | No Altocumulus, Altostratus or Nimbostratus. | Cirrus fibratus, sometimes uncinus, not progressively invading the sky. | 30.0 18.6 | 21.4 71 | Dry (without cracks, no appreciable amount of dust or loose sand) | |||||||||||
12 | 28.0 82 | 708.3 27.89 944.32 944.32 | -1.1 -0.04 -1.47 -1.47 | 56 | Wind blowing from the south-southeast | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 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 | 20.4 69 | 28.4 83 | Cumulus mediocris or congestus, with or without Cumulus of species fractus or humilis or Stratocumulus, all having their bases at the same level. | 40%. 4/10. 3 oktas | 1000-1500 3281-4921 | No Altocumulus, Altostratus or Nimbostratus. | 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. | 30.0 18.6 | 18.3 65 | Dry (without cracks, no appreciable amount of dust or loose sand) | ||||||||||||
09 | 24.1 75 | 709.4 27.93 945.79 945.79 | 77 | Wind blowing from the north-northwest | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 50%. 5/10. 4 oktas | Stratocumulus other than Stratocumulus cumulogenitus. | 40%. 4/10. 3 oktas | 1000-1500 3281-4921 | No Altocumulus, Altostratus or Nimbostratus. | Cirrus fibratus, sometimes uncinus, not progressively invading the sky. | 30.0 18.6 | 19.9 68 | Dry (without cracks, no appreciable amount of dust or loose sand) | |||||||||||||||
| December 6, Saturday | 18 | 24.9 77 | 706.9 27.83 942.46 942.46 | 0.3 0.01 0.4 0.4 | 81 | Wind blowing from the south | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 70 – 80%. 7/10 – 8/10. 6 oktas | 19.8 68 | 30.0 86 | 2500 or more, or no clouds. 8202 or more, or no clouds. | 30.0 18.6 | 21.5 71 | Surface of ground moist. | |||||||||||||||