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 | |
| 2026 August 27, Thursday | 18 | 27.2 81 | 707.1 27.84 942.72 942.72 | 1.9 0.07 2.53 2.53 | 75 | Wind blowing from the east-southeast | Fresh breeze (9 m/s) (32 km/h) (20 miles/hour) (17 knots) (5 Bft) | 100%. 10/10. 8 oktas | Thunderstorm, heavy, with hail at time of observation. | Thunderstorm(s) with or without precipitation. | Shower(s). | 21.3 70 | 33.8 93 | Cumulonimbus capillatus (often with an anvil), with or without Cumulonimbus calvus, Cumulus, Stratocumulus, Stratus or pannus. | 100%. 10/10. 8 oktas | 300-600 984-1968 | No Altocumulus, Altostratus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 0.5 0.3 | 22.3 72 | Trace of precipitation Trace of precipitation | 2 | Surface of ground moist. | ||||||
15 | 32.3 90 | 705.2 27.76 940.19 940.19 | -2.0 -0.08 -2.67 -2.67 | 55 | Wind blowing from the north-west | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 60%. 6/10. 5 oktas | Stratocumulus other than Stratocumulus cumulogenitus. | 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. | Cirrostratus not progressively invading the sky and not entirely covering it. | 30.0 18.6 | 22.0 72 | Surface of ground moist. | ||||||||||||||
12 | 30.5 87 | 707.2 27.84 942.86 942.86 | -0.8 -0.03 -1.07 -1.07 | 67 | Wind blowing from the north-northwest | 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 | 21.3 70 | 31.1 88 | 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 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. | Cirrus fibratus, sometimes uncinus, not progressively invading the sky. | 30.0 18.6 | 23.7 75 | 6.0 0.24 | 18 | Surface of ground moist. | ||||||||||
09 | 26.0 79 | 708.0 27.87 943.92 943.92 | 74 | Wind blowing from the north-northwest | 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 | 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. | 30.0 18.6 | 21.1 70 | Surface of ground moist. | |||||||||||||||
| August 26, Wednesday | 18 | 22.3 72 | 706.8 27.83 942.32 942.32 | 1.5 0.06 2 2 | 86 | Wind blowing from the east | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 100%. 10/10. 8 oktas | Thunderstorm, slight or moderate, without hail, but with rain and/or snow at time of observation. | Rain. | Cloud covering more than 1/2 of the sky throughout the appropriate period. | 21.4 71 | 33.8 93 | Cumulonimbus capillatus (often with an anvil), with or without Cumulonimbus calvus, Cumulus, Stratocumulus, Stratus or pannus. | 100%. 10/10. 8 oktas | 600-1000 1968-3281 | 3.0 1.9 | 19.9 68 | 1.0 0.04 | 6 | Surface of ground wet (standing water in small or large pools on surface). | ||||||||