Weather archive in Cheonan (weather station)
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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 May 22, Friday | 15 | 25.2 77 | 751.4 29.58 1001.78 1001.78 | 758.7 29.87 1011.52 1011.52 | -1.3 -0.05 -1.73 -1.73 | 42 | Wind blowing from the south-east | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 20–30%. 2/10–3/10. 2 oktas | 1500-2000 4921-6562 | 50.0 31.1 | 11.3 52 | |||||||||||||||||
14 | 24.5 76 | 751.6 29.59 1002.05 1002.05 | 758.9 29.88 1011.78 1011.78 | -1.6 -0.06 -2.13 -2.13 | 49 | Wind blowing from the south-east | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 40%. 4/10. 3 oktas | 1500-2000 4921-6562 | 50.0 31.1 | 13.0 55 | ||||||||||||||||||
13 | 24.0 75 | 752.0 29.61 1002.58 1002.58 | 759.3 29.89 1012.32 1012.32 | -1.3 -0.05 -1.73 -1.73 | 50 | Wind blowing from the east | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 50%. 5/10. 4 oktas | 1000-1500 3281-4921 | 50.0 31.1 | 12.9 55 | ||||||||||||||||||
12 | 23.6 74 | 752.7 29.63 1003.52 1003.52 | 760.0 29.92 1013.25 1013.25 | -0.2 -0.01 -0.27 -0.27 | 57 | Wind blowing from the east-southeast | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 40%. 4/10. 3 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 50.0 31.1 | 14.5 58 | ||||||||||||||||||
11 | 21.4 71 | 753.2 29.65 1004.18 1004.18 | 760.6 29.94 1014.05 1014.05 | 0.2 0.01 0.27 0.27 | 63 | 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 | 600-1000 1968-3281 | 50.0 31.1 | 14.0 57 | ||||||||||||||||||
10 | 20.6 69 | 753.3 29.66 1004.32 1004.32 | 760.7 29.95 1014.18 1014.18 | 0.8 0.03 1.07 1.07 | 69 | Wind blowing from the east | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 60%. 6/10. 5 oktas | 600-1000 1968-3281 | 50.0 31.1 | 14.7 58 | ||||||||||||||||||
09 | 19.3 67 | 752.9 29.64 1003.78 1003.78 | 760.3 29.93 1013.65 1013.65 | 0.7 0.03 0.93 0.93 | 73 | 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 | 14.6 58 | 600-1000 1968-3281 | 50.0 31.1 | 14.3 58 | |||||||||||||||||
08 | 18.7 66 | 753.0 29.65 1003.92 1003.92 | 760.4 29.94 1013.78 1013.78 | 1.4 0.06 1.87 1.87 | 75 | Wind blowing from the east-southeast | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 20–30%. 2/10–3/10. 2 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 50.0 31.1 | 14.1 57 | ||||||||||||||||||
07 | 17.0 63 | 752.5 29.63 1003.25 1003.25 | 760.0 29.92 1013.25 1013.25 | 1.0 0.04 1.33 1.33 | 84 | Wind blowing from the east | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 50%. 5/10. 4 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 50.0 31.1 | 14.2 58 | ||||||||||||||||||
06 | 15.0 59 | 752.2 29.61 1002.85 1002.85 | 759.8 29.91 1012.98 1012.98 | 1.1 0.04 1.47 1.47 | 93 | Wind blowing from the east | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | no clouds no clouds no clouds | 50.0 31.1 | 13.8 57 | |||||||||||||||||||
05 | 15.4 60 | 751.6 29.59 1002.05 1002.05 | 759.1 29.89 1012.05 1012.05 | 0.6 0.02 0.8 0.8 | 90 | Wind blowing from the east | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0 | 1000-1500 3281-4921 | 50.0 31.1 | 13.7 57 | ||||||||||||||||||
04 | 15.4 60 | 751.5 29.59 1001.92 1001.92 | 759.0 29.88 1011.92 1011.92 | 0.8 0.03 1.07 1.07 | 91 | Wind blowing from the east | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0 | 2500 or more, or no clouds. 8202 or more, or no clouds. | 50.0 31.1 | 13.9 57 | ||||||||||||||||||
03 | 15.2 59 | 751.1 29.57 1001.38 1001.38 | 758.6 29.87 1011.38 1011.38 | 0.5 0.02 0.67 0.67 | 96 | Wind blowing from the south-east | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | no clouds no clouds no clouds | 50.0 31.1 | 14.5 58 | |||||||||||||||||||
02 | 16.4 62 | 751.0 29.57 1001.25 1001.25 | 758.5 29.86 1011.25 1011.25 | 0.7 0.03 0.93 0.93 | 89 | Wind blowing from the east-northeast | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | no clouds no clouds no clouds | 50.0 31.1 | 14.5 58 | |||||||||||||||||||
01 | 17.1 63 | 750.7 29.56 1000.85 1000.85 | 758.2 29.85 1010.85 1010.85 | 0.5 0.02 0.67 0.67 | 88 | Wind blowing from the east | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | 60%. 6/10. 5 oktas | 1500-2000 4921-6562 | 50.0 31.1 | 15.0 59 | ||||||||||||||||||
00 | 17.6 64 | 750.6 29.55 1000.72 1000.72 | 758.0 29.84 1010.58 1010.58 | 1.0 0.04 1.33 1.33 | 86 | Wind blowing from the east-southeast | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | 70 – 80%. 7/10 – 8/10. 6 oktas | 2000-2500 6562-8202 | 50.0 31.1 | 15.2 59 | ||||||||||||||||||
| May 21, Thursday | 23 | 17.1 63 | 750.3 29.54 1000.32 1000.32 | 757.8 29.83 1010.32 1010.32 | 1.4 0.06 1.87 1.87 | 99 | Wind blowing from the south | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | Sky obscured by fog and/or other meteorological phenomena. Sky obscured by fog and/or other meteorological phenomena. Sky obscured by fog and/or other meteorological phenomena. | 2000-2500 6562-8202 | 50.0 31.1 | 16.9 62 | |||||||||||||||||
22 | 17.4 63 | 750.2 29.54 1000.18 1000.18 | 757.6 29.83 1010.05 1010.05 | 2.0 0.08 2.67 2.67 | 96 | Calm, no wind | Calm | 1500-2000 4921-6562 | 50.0 31.1 | 16.7 62 | |||||||||||||||||||
21 | 18.6 65 | 749.6 29.51 999.38 999.38 | 757.0 29.8 1009.25 1009.25 | 1.7 0.07 2.27 2.27 | 89 | Wind blowing from the north-east | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | 20–30%. 2/10–3/10. 2 oktas | 20.1 68 | 1500-2000 4921-6562 | 50.0 31.1 | 16.7 62 | 2.0 0.08 | 12 | |||||||||||||||
20 | 18.7 66 | 748.9 29.48 998.45 998.45 | 756.3 29.78 1008.32 1008.32 | 1.2 0.05 1.6 1.6 | 88 | Wind blowing from the north-west | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | 1500-2000 4921-6562 | 50.0 31.1 | 16.6 62 | |||||||||||||||||||
19 | 18.8 66 | 748.2 29.46 997.52 997.52 | 755.6 29.75 1007.38 1007.38 | 0.8 0.03 1.07 1.07 | 90 | Wind blowing from the north-northeast | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 20–30%. 2/10–3/10. 2 oktas | 1000-1500 3281-4921 | 50.0 31.1 | 17.1 63 | ||||||||||||||||||
18 | 18.8 66 | 747.9 29.44 997.12 997.12 | 755.3 29.74 1006.98 1006.98 | 0.6 0.02 0.8 0.8 | 95 | Wind blowing from the east-northeast | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | 300-600 984-1968 | 40.0 24.9 | 17.9 64 | |||||||||||||||||||
17 | 18.3 65 | 747.7 29.44 996.85 996.85 | 755.1 29.73 1006.72 1006.72 | 0.4 0.02 0.53 0.53 | 94 | Wind blowing from the east-northeast | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 300-600 984-1968 | 14.0 8.7 | 17.3 63 | |||||||||||||||||||
16 | 20.1 68 | 747.4 29.43 996.45 996.45 | 754.7 29.71 1006.18 1006.18 | 0.3 0.01 0.4 0.4 | 83 | Wind blowing from the east | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | Sky obscured by fog and/or other meteorological phenomena. Sky obscured by fog and/or other meteorological phenomena. Sky obscured by fog and/or other meteorological phenomena. | 300-600 984-1968 | 40.0 24.9 | 17.1 63 | ||||||||||||||||||
15 | 19.1 66 | 747.3 29.42 996.32 996.32 | 754.6 29.71 1006.05 1006.05 | 0.2 0.01 0.27 0.27 | 85 | Wind blowing from the south-west | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | Sky obscured by fog and/or other meteorological phenomena. Sky obscured by fog and/or other meteorological phenomena. Sky obscured by fog and/or other meteorological phenomena. | 300-600 984-1968 | 45.0 28.0 | 16.5 62 | ||||||||||||||||||