Weather archive in Sintra / Granja (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 3, Wednesday | 15 | 14.4 58 | 755.8 29.76 1007.65 1007.65 | 767.8 30.23 1023.65 1023.65 | -0.3 -0.01 -0.4 -0.4 | 64 | Wind blowing from the west-northwest | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft | 9 m/s 32 km/h 20 miles/hour 17 knots 5 Bft | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas | 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 uncinus or fibratus, or both, progressively invading the sky; they generally thicken as a whole. | 15.0 9.3 | 7.7 46 | No precipitation No precipitation | 3 | |||||||||
12 | 14.5 58 | 756.1 29.77 1008.05 1008.05 | 768.2 30.24 1024.18 1024.18 | 0.4 0.02 0.53 0.53 | 61 | Wind blowing from the north-west | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 40%. 4/10. 3 oktas | Cumulus mediocris or congestus, with or without Cumulus of species fractus or humilis or Stratocumulus, all having their bases at the same level. | 20–30%. 2/10–3/10. 2 oktas | 600-1000 1968-3281 | Altocumulus translucidus at a single level. | Cirrus uncinus or fibratus, or both, progressively invading the sky; they generally thicken as a whole. | 15.0 9.3 | 7.1 45 | 0.2 0.01 | 6 | ||||||||||||
09 | 8.3 47 | 755.7 29.75 1007.52 1007.52 | 768.0 30.24 1023.92 1023.92 | 95 | Wind blowing from the east-southeast | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 40%. 4/10. 3 oktas | State of sky on the whole unchanged. | Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels. | 20–30%. 2/10–3/10. 2 oktas | 600-1000 1968-3281 | No Altocumulus, Altostratus or Nimbostratus. | Cirrus fibratus, sometimes uncinus, not progressively invading the sky. | 15.0 9.3 | 7.6 46 | 11.0 0.43 | 18 | ||||||||||||
| December 2, Tuesday | 15 | 14.3 58 | 751.6 29.59 1002.05 1002.05 | 763.6 30.06 1018.05 1018.05 | -1.0 -0.04 -1.33 -1.33 | 70 | Wind blowing from the north-west | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft) | 11 m/s 40 km/h 25 miles/hour 21 mile/hour 6 Bft | 70 – 80%. 7/10 – 8/10. 6 oktas | Cumulonimbus calvus, with or without Cumulus, Stratocumulus or Stratus. | 70 – 80%. 7/10 – 8/10. 6 oktas | 600-1000 1968-3281 | Altocumulus translucidus at a single level. | No Cirrus, Cirrocumulus or Cirrostratus. | 15.0 9.3 | 8.9 48 | No precipitation No precipitation | 3 | ||||||||||