Weather archive in Uccle
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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 September 21, Monday | 05 | 9.6 49 | 764.2 30.09 1018.85 1018.85 | 773.6 30.46 1031.38 1031.38 | -0.4 -0.02 -0.53 -0.53 | 90 | Wind blowing from the south-west | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 3 m/s 11 km/h 7 miles/hour 6 knots 2 Bft | 100%. 10/10. 8 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 8.0 46 | |||||||||||||||||
04 | 9.5 49 | 764.4 30.09 1019.12 1019.12 | 773.8 30.46 1031.65 1031.65 | -0.1 -0 -0.13 -0.13 | 92 | Wind blowing from the south-west | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 3 m/s 11 km/h 7 miles/hour 6 knots 2 Bft | 100%. 10/10. 8 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 8.2 47 | ||||||||||||||||||
03 | 9.3 49 | 764.4 30.09 1019.12 1019.12 | 773.8 30.46 1031.65 1031.65 | 0.2 0.01 0.27 0.27 | 92 | Wind blowing from the south-west | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 3 m/s 11 km/h 7 miles/hour 6 knots 2 Bft | 100%. 10/10. 8 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 8.1 47 | ||||||||||||||||||
02 | 9.6 49 | 764.6 30.1 1019.38 1019.38 | 774.1 30.48 1032.05 1032.05 | 0.6 0.02 0.8 0.8 | 91 | Wind blowing from the south-west | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 4 m/s 14 km/h 9 miles/hour 8 knots 3 Bft | 100%. 10/10. 8 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 8.2 47 | ||||||||||||||||||
01 | 9.8 50 | 764.5 30.1 1019.25 1019.25 | 773.9 30.47 1031.78 1031.78 | 0.6 0.02 0.8 0.8 | 91 | Wind blowing from the south-southwest | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 3 m/s 11 km/h 7 miles/hour 6 knots 2 Bft | 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. | 8.4 47 | ||||||||||||||||||
00 | 10.1 50 | 764.2 30.09 1018.85 1018.85 | 773.5 30.45 1031.25 1031.25 | 0.8 0.03 1.07 1.07 | 89 | Wind blowing from the south-west | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | 2 m/s 7 km/h 4 mph 4 knots 2 Bft | 40%. 4/10. 3 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 8.4 47 | ||||||||||||||||||
| September 20, Sunday | 23 | 10.8 51 | 764.0 30.08 1018.58 1018.58 | 773.5 30.45 1031.25 1031.25 | 1.2 0.05 1.6 1.6 | 88 | Wind blowing from the south-west | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | 4 m/s 14 km/h 9 miles/hour 8 knots 3 Bft | 40%. 4/10. 3 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 8.8 48 | |||||||||||||||||
22 | 11.9 53 | 763.9 30.07 1018.45 1018.45 | 773.2 30.44 1030.85 1030.85 | 1.8 0.07 2.4 2.4 | 80 | Wind blowing from the west-northwest | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 4 m/s 14 km/h 9 miles/hour 8 knots 3 Bft | 60%. 6/10. 5 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 8.5 47 | ||||||||||||||||||
21 | 13.4 56 | 763.4 30.06 1017.78 1017.78 | 772.7 30.42 1030.18 1030.18 | 1.7 0.07 2.27 2.27 | 71 | Wind blowing from the north-west | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 4 m/s 14 km/h 9 miles/hour 8 knots 3 Bft | no clouds no clouds no clouds | 8.2 47 | |||||||||||||||||||
20 | 15.4 60 | 762.8 30.03 1016.98 1016.98 | 772.0 30.39 1029.25 1029.25 | 1.6 0.06 2.13 2.13 | 60 | Wind blowing from the north-west | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 11 m/s 40 km/h 25 miles/hour 21 mile/hour 6 Bft | 10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0 | 19.3 67 | 7.7 46 | 5.0 0.2 | 12 | ||||||||||||||||
19 | 16.5 62 | 762.1 30 1016.05 1016.05 | 771.4 30.37 1028.45 1028.45 | 1.5 0.06 2 2 | 57 | Wind blowing from the north-west | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft | 20–30%. 2/10–3/10. 2 oktas | 1000-1500 3281-4921 | 7.8 46 | ||||||||||||||||||
18 | 17.4 63 | 761.7 29.99 1015.52 1015.52 | 770.8 30.35 1027.65 1027.65 | 1.4 0.06 1.87 1.87 | 56 | Wind blowing from the north-northwest | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 9 m/s 32 km/h 20 miles/hour 17 knots 5 Bft | 40%. 4/10. 3 oktas | 1000-1500 3281-4921 | 8.4 47 | ||||||||||||||||||
17 | 17.8 64 | 761.2 29.97 1014.85 1014.85 | 770.4 30.33 1027.12 1027.12 | 1.3 0.05 1.73 1.73 | 53 | 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 | 10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0 | 8.0 46 | |||||||||||||||||||
16 | 19.3 67 | 760.6 29.94 1014.05 1014.05 | 769.7 30.3 1026.18 1026.18 | 1.2 0.05 1.6 1.6 | 56 | Wind blowing from the west-northwest | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 10 m/s 36 km/h 22 mph 19 knots 5 Bft | 40%. 4/10. 3 oktas | 1000-1500 3281-4921 | 10.2 50 | ||||||||||||||||||
15 | 18.5 65 | 760.3 29.93 1013.65 1013.65 | 769.3 30.29 1025.65 1025.65 | 1.2 0.05 1.6 1.6 | 63 | Wind blowing from the north-west | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 9 m/s 32 km/h 20 miles/hour 17 knots 5 Bft | 60%. 6/10. 5 oktas | 600-1000 1968-3281 | 11.4 53 | ||||||||||||||||||
14 | 18.1 65 | 759.9 29.92 1013.12 1013.12 | 769.0 30.28 1025.25 1025.25 | 1.2 0.05 1.6 1.6 | 73 | Wind blowing from the west-northwest | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 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 | 600-1000 1968-3281 | 13.2 56 | 5.0 0.2 | 6 | ||||||||||||||||
13 | 16.8 62 | 759.4 29.9 1012.45 1012.45 | 768.4 30.25 1024.45 1024.45 | 1.4 0.06 1.87 1.87 | 91 | Wind blowing from the west | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 7 m/s 25 km/h 16 miles/hour 14 knots 4 Bft | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas | 300-600 984-1968 | 15.3 60 | ||||||||||||||||||
12 | 16.0 61 | 759.1 29.89 1012.05 1012.05 | 768.3 30.25 1024.32 1024.32 | 1.8 0.07 2.4 2.4 | 93 | Wind blowing from the west | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft | 100%. 10/10. 8 oktas | 300-600 984-1968 | 14.9 59 | ||||||||||||||||||
11 | 15.6 60 | 758.7 29.87 1011.52 1011.52 | 767.8 30.23 1023.65 1023.65 | 1.5 0.06 2 2 | 95 | Wind blowing from the west-northwest | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 9 m/s 32 km/h 20 miles/hour 17 knots 5 Bft | 100%. 10/10. 8 oktas | 14.8 59 | |||||||||||||||||||
10 | 16.7 62 | 758.0 29.84 1010.58 1010.58 | 767.2 30.2 1022.85 1022.85 | 0.8 0.03 1.07 1.07 | 97 | Wind blowing from the west-southwest | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 9 m/s 32 km/h 20 miles/hour 17 knots 5 Bft | 100%. 10/10. 8 oktas | 50-100 164-328 | 16.2 61 | ||||||||||||||||||
09 | 16.6 62 | 757.3 29.81 1009.65 1009.65 | 766.4 30.17 1021.78 1021.78 | 0.1 0 0.13 0.13 | 95 | Wind blowing from the south-west | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 9 m/s 32 km/h 20 miles/hour 17 knots 5 Bft | 100%. 10/10. 8 oktas | 100-200 328-656 | 15.8 60 | ||||||||||||||||||
08 | 16.7 62 | 757.2 29.81 1009.52 1009.52 | 766.3 30.17 1021.65 1021.65 | 0.2 0.01 0.27 0.27 | 93 | Wind blowing from the south-west | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 9 m/s 32 km/h 20 miles/hour 17 knots 5 Bft | 100%. 10/10. 8 oktas | 16.7 62 | 200-300 656-984 | 15.5 60 | 0.3 0.01 | 12 | |||||||||||||||
07 | 17.0 63 | 757.2 29.81 1009.52 1009.52 | 766.3 30.17 1021.65 1021.65 | 0.0 0 0 0 | 88 | Wind blowing from the south-west | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 7 m/s 25 km/h 16 miles/hour 14 knots 4 Bft | 14.9 59 | ||||||||||||||||||||
06 | 17.1 63 | 757.2 29.81 1009.52 1009.52 | 766.3 30.17 1021.65 1021.65 | 0.0 0 0 0 | 88 | Wind blowing from the south-west | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 7 m/s 25 km/h 16 miles/hour 14 knots 4 Bft | 100%. 10/10. 8 oktas | 300-600 984-1968 | 15.0 59 | ||||||||||||||||||
05 | 17.4 63 | 757.0 29.8 1009.25 1009.25 | 766.1 30.16 1021.38 1021.38 | 0.2 0.01 0.27 0.27 | 85 | Wind blowing from the west-southwest | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft | 100%. 10/10. 8 oktas | 300-600 984-1968 | 14.8 59 | ||||||||||||||||||