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 10, Wednesday | 15 | 15.9 61 | 753.7 29.67 1004.85 1004.85 | 765.6 30.14 1020.72 1020.72 | -1.2 -0.05 -1.6 -1.6 | 74 | Wind blowing from the north | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 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 | No Altocumulus, Altostratus or Nimbostratus. | Cirrus fibratus, sometimes uncinus, not progressively invading the sky. | 15.0 9.3 | 11.3 52 | No precipitation No precipitation | 3 | |||||||||||
12 | 15.3 60 | 754.9 29.72 1006.45 1006.45 | 766.9 30.19 1022.45 1022.45 | 0.8 0.03 1.07 1.07 | 77 | Wind blowing from the north | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 40%. 4/10. 3 oktas | Clouds generally forming or developing. | 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 | No Altocumulus, Altostratus or Nimbostratus. | Cirrus fibratus, sometimes uncinus, not progressively invading the sky. | 15.0 9.3 | 11.3 52 | No precipitation No precipitation | 3 | |||||||||||
09 | 10.1 50 | 754.1 29.69 1005.38 1005.38 | 766.3 30.17 1021.65 1021.65 | 97 | Wind blowing from the north | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 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 | 300-600 984-1968 | No Altocumulus, Altostratus or Nimbostratus. | Cirrus uncinus or fibratus, or both, progressively invading the sky; they generally thicken as a whole. | 12.0 7.5 | 9.7 49 | 0.3 0.01 | 18 | ||||||||||||