Weather archive in Kos-Istek
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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 21, Sunday | 11 | -22.0 -8 | 740.8 29.17 987.65 987.65 | 775.6 30.54 1034.05 1034.05 | 0.9 0.04 1.2 1.2 | 74 | Calm, no wind | Calm | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas | -29.2 -21 | No Stratocumulus, Stratus, Cumulus or Cumulonimbus. | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | Altocumulus translucidus in bands, or one or more layers of Altocumulus translucidus or opacus, progressively invading the sky; these Altocumulus clouds generally thicken as a whole. | No Cirrus, Cirrocumulus or Cirrostratus. | 20.0 12.4 | -25.4 -14 | ||||||||||||
08 | -28.5 -19 | 739.9 29.13 986.45 986.45 | 775.5 30.53 1033.92 1033.92 | 0.0 0 0 0 | 75 | Calm, no wind | Calm | no clouds no clouds no clouds | -31.5 -25 | Even layer of loose dry snow covering ground completely. | 13 5.1 | ||||||||||||||||||
05 | -27.4 -17 | 739.9 29.13 986.45 986.45 | 775.3 30.52 1033.65 1033.65 | 1.2 0.05 1.6 1.6 | 76 | Calm, no wind | Calm | no clouds no clouds no clouds | -30.3 -23 | ||||||||||||||||||||
02 | -21.8 -7 | 738.7 29.08 984.85 984.85 | 773.3 30.44 1030.98 1030.98 | 0.8 0.03 1.07 1.07 | 79 | Wind blowing from the north-northwest | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | no clouds no clouds no clouds | -24.5 -12 | ||||||||||||||||||||
| December 20, Saturday | 23 | -18.6 -1 | 737.9 29.05 983.79 983.79 | 772.0 30.39 1029.25 1029.25 | 1.7 0.07 2.27 2.27 | 78 | Calm, no wind | Calm | no clouds no clouds no clouds | -1.2 30 | -21.5 -7 | 0.5 0.02 | 12 | ||||||||||||||||
20 | -16.6 2 | 736.2 28.98 981.52 981.52 | 769.9 30.31 1026.45 1026.45 | 2.3 0.09 3.07 3.07 | 79 | Calm, no wind | Calm | no clouds no clouds no clouds | -1.2 30 | -19.4 -3 | 0.5 0.02 | 12 | |||||||||||||||||
17 | -10.5 13 | 733.9 28.89 978.45 978.45 | 766.7 30.19 1022.18 1022.18 | 2.1 0.08 2.8 2.8 | 75 | Wind blowing from the north | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 70 – 80%. 7/10 – 8/10. 6 oktas | Stratocumulus other than Stratocumulus cumulogenitus. | 50%. 5/10. 4 oktas | 1000-1500 3281-4921 | 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. | No Cirrus, Cirrocumulus or Cirrostratus. | 20.0 12.4 | -14.1 7 | ||||||||||||||
14 | -7.3 19 | 731.8 28.81 975.65 975.65 | 764.1 30.08 1018.72 1018.72 | 2.7 0.11 3.6 3.6 | 85 | Wind blowing from the north-northeast | 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 | Snow not falling as shower(s). | Snow and/or other types of solid precipitation | Cloud covering more than 1/2 of the sky throughout the appropriate period. | Stratocumulus other than Stratocumulus cumulogenitus. | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas | 600-1000 1968-3281 | No Altocumulus, Altostratus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 20.0 12.4 | -9.4 15 | |||||||||||
11 | -1.5 29 | 729.1 28.7 972.05 972.05 | 760.6 29.94 1014.05 1014.05 | 1.8 0.07 2.4 2.4 | 94 | Wind blowing from the north | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 100%. 10/10. 8 oktas | Continuous fall of snowflakes, slight at time of observation. | Snow and/or other types of solid precipitation | Cloud covering more than 1/2 of the sky throughout the appropriate period. | -3.3 26 | No Stratocumulus, Stratus, Cumulus or Cumulonimbus. | 100%. 10/10. 8 oktas | 300-600 984-1968 | Altostratus opacus or Nimbostratus. | 10.0 6.2 | -2.3 28 | 1.0 0.04 | 12 | |||||||||
