Weather archive in Ulan Bator
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Weather statistics
| 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 14, Sunday | 23 | -17.2 1 | 646.9 25.47 862.46 862.46 | 767.7 30.22 1023.52 1023.52 | 0.7 0.03 0.93 0.93 | 65 | Calm, no wind | Calm | no clouds no clouds no clouds | Visibility reduced by smoke, e.g. veldt or forest fires, industrial smoke or volcanic ashes. | Cloud covering 1/2 or less of the sky throughout the appropriate period. | Cloud covering 1/2 or less of the sky throughout the appropriate period. | -22.2 -8 | ||||||||||||||||
20 | -14.7 6 | 646.2 25.44 861.53 861.53 | 765.6 30.14 1020.72 1020.72 | -0.3 -0.01 -0.4 -0.4 | 51 | Wind blowing from the west-southwest | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | 50%. 5/10. 4 oktas | -13.5 8 | No Stratocumulus, Stratus, Cumulus or Cumulonimbus. | 20–30%. 2/10–3/10. 2 oktas | 2000-2500 6562-8202 | Altocumulus translucidus at a single level. | Cirrus fibratus, sometimes uncinus, not progressively invading the sky. | -22.6 -9 | ||||||||||||||
17 | -14.5 6 | 646.5 25.45 861.93 861.93 | 765.8 30.15 1020.98 1020.98 | -0.9 -0.04 -1.2 -1.2 | 58 | Wind blowing from the east-southeast | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 60%. 6/10. 5 oktas | Visibility reduced by smoke, e.g. veldt or forest fires, industrial smoke or volcanic ashes. | 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. | No Stratocumulus, Stratus, Cumulus or Cumulonimbus. | 60%. 6/10. 5 oktas | 2000-2500 6562-8202 | 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 | -21.0 -6 | |||||||||||
14 | -15.0 5 | 647.4 25.49 863.13 863.13 | 767.2 30.2 1022.85 1022.85 | -1.6 -0.06 -2.13 -2.13 | 54 | Wind blowing from the south-east | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 70 – 80%. 7/10 – 8/10. 6 oktas | Visibility reduced by smoke, e.g. veldt or forest fires, industrial smoke or volcanic ashes. | Cloud covering more than 1/2 of the sky throughout the appropriate period. | Cloud covering more than 1/2 of the sky during part of the appropriate period and covering 1/2 or less during part of the period. | No Stratocumulus, Stratus, Cumulus or Cumulonimbus. | no clouds no clouds no clouds | 2500 or more, or no clouds. 8202 or more, or no clouds. | No Altocumulus, Altostratus or Nimbostratus. | Cirrostratus not progressively invading the sky and not entirely covering it. | 10.0 6.2 | -22.4 -8 | |||||||||||
11 | -18.4 -1 | 649.0 25.55 865.26 865.26 | 770.7 30.34 1027.52 1027.52 | -0.9 -0.04 -1.2 -1.2 | 58 | Wind blowing from the south-east | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | no clouds no clouds no clouds | Visibility reduced by smoke, e.g. veldt or forest fires, industrial smoke or volcanic ashes. | Cloud covering 1/2 or less of the sky throughout the appropriate period. | Cloud covering 1/2 or less of the sky throughout the appropriate period. | 4.0 2.5 | -24.6 -12 | ||||||||||||||||
08 | -23.2 -10 | 649.9 25.59 866.46 866.46 | 774.3 30.48 1032.32 1032.32 | 0.4 0.02 0.53 0.53 | 69 | Wind blowing from the east-southeast | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | no clouds no clouds no clouds | -24.1 -11 | -27.3 -17 | Even layer of loose dry snow covering ground completely. | 9 3.5 | |||||||||||||||||
05 | -22.6 -9 | 649.5 25.57 865.93 865.93 | 773.5 30.45 1031.25 1031.25 | -0.5 -0.02 -0.67 -0.67 | 70 | Wind blowing from the west-northwest | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | no clouds no clouds no clouds | -26.6 -16 | ||||||||||||||||||||
02 | -22.6 -9 | 650.0 25.59 866.6 866.6 | 774.1 30.48 1032.05 1032.05 | -0.6 -0.02 -0.8 -0.8 | 72 | Wind blowing from the north-northeast | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | no clouds no clouds no clouds | Visibility reduced by smoke, e.g. veldt or forest fires, industrial smoke or volcanic ashes. | Cloud covering 1/2 or less of the sky throughout the appropriate period. | Cloud covering 1/2 or less of the sky throughout the appropriate period. | -26.3 -15 | |||||||||||||||||
| December 13, Saturday | 23 | -20.6 -5 | 650.6 25.61 867.4 867.4 | 773.8 30.46 1031.65 1031.65 | -1.1 -0.04 -1.47 -1.47 | 69 | Wind blowing from the south-east | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 20–30%. 2/10–3/10. 2 oktas | Visibility reduced by smoke, e.g. veldt or forest fires, industrial smoke or volcanic ashes. | Cloud covering 1/2 or less of the sky throughout the appropriate period. | Cloud covering 1/2 or less of the sky throughout the appropriate period. | No Stratocumulus, Stratus, Cumulus or Cumulonimbus. | 20–30%. 2/10–3/10. 2 oktas | 2000-2500 6562-8202 | Patches (often lenticular) of Altocumulus translucidus, continually changing and occurring at one or more levels. | No Cirrus, Cirrocumulus or Cirrostratus. | -24.8 -13 | |||||||||||
