Weather archive in Belfast / Aldergrove (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 25, Thursday | 17 | 4.6 40 | 769.9 30.31 1026.45 1026.45 | 775.9 30.55 1034.45 1034.45 | -0.7 -0.03 -0.93 -0.93 | 78 | Wind blowing from the east-northeast | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 100%. 10/10. 8 oktas | 100%. 10/10. 8 oktas | 600-1000 1968-3281 | 29.0 18.0 | 1.1 34 | ||||||||||||||||
16 | 5.4 42 | 770.1 30.32 1026.72 1026.72 | 776.0 30.55 1034.58 1034.58 | -0.6 -0.02 -0.8 -0.8 | 74 | Wind blowing from the east-northeast | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 100%. 10/10. 8 oktas | 100%. 10/10. 8 oktas | 600-1000 1968-3281 | 28.0 17.4 | 1.1 34 | |||||||||||||||||
15 | 5.7 42 | 770.2 30.32 1026.85 1026.85 | 776.2 30.56 1034.85 1034.85 | -1.2 -0.05 -1.6 -1.6 | 73 | Wind blowing from the east-northeast | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 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 | 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 | 25.0 15.5 | 1.2 34 | |||||||||||||||||
14 | 5.9 43 | 770.6 30.34 1027.38 1027.38 | 776.5 30.57 1035.25 1035.25 | -1.4 -0.06 -1.87 -1.87 | 73 | Wind blowing from the east | Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft) | 100%. 10/10. 8 oktas | 100%. 10/10. 8 oktas | 600-1000 1968-3281 | 25.0 15.5 | 1.3 34 | |||||||||||||||||
13 | 5.2 41 | 770.7 30.34 1027.52 1027.52 | 776.6 30.57 1035.38 1035.38 | -1.7 -0.07 -2.27 -2.27 | 77 | Wind blowing from the east | Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft) | no clouds no clouds no clouds | 27.0 16.8 | 1.4 35 | |||||||||||||||||||
12 | 5.2 41 | 771.4 30.37 1028.45 1028.45 | 777.4 30.61 1036.45 1036.45 | -0.7 -0.03 -0.93 -0.93 | 76 | Wind blowing from the east-northeast | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 100%. 10/10. 8 oktas | 100%. 10/10. 8 oktas | 300-600 984-1968 | 29.0 18.0 | 1.2 34 | No precipitation No precipitation | 6 | |||||||||||||||
11 | 5.4 42 | 772.0 30.39 1029.25 1029.25 | 778.0 30.63 1037.25 1037.25 | -0.4 -0.02 -0.53 -0.53 | 71 | Wind blowing from the east-northeast | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 100%. 10/10. 8 oktas | 100%. 10/10. 8 oktas | 600-1000 1968-3281 | 29.0 18.0 | 0.5 33 | |||||||||||||||||
10 | 5.0 41 | 772.4 30.41 1029.78 1029.78 | 778.4 30.65 1037.78 1037.78 | 0.0 0 0 0 | 73 | Wind blowing from the east-northeast | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft) | 100%. 10/10. 8 oktas | 100%. 10/10. 8 oktas | 600-1000 1968-3281 | 28.0 17.4 | 0.6 33 | |||||||||||||||||
09 | 4.5 40 | 772.1 30.4 1029.38 1029.38 | 778.1 30.63 1037.38 1037.38 | -0.4 -0.02 -0.53 -0.53 | 75 | Wind blowing from the east | Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 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 | 2.4 36 | 6.0 43 | 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 | 27.0 16.8 | 0.4 33 | No precipitation No precipitation | 12 | |||||||||||||
08 | 4.5 40 | 772.4 30.41 1029.78 1029.78 | 778.4 30.65 1037.78 1037.78 | -0.1 -0 -0.13 -0.13 | 77 | Wind blowing from the east | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 100%. 10/10. 8 oktas | 100%. 10/10. 8 oktas | 600-1000 1968-3281 | 27.0 16.8 | 0.8 33 | |||||||||||||||||
07 | 4.8 41 | 772.4 30.41 1029.78 1029.78 | 778.4 30.65 1037.78 1037.78 | -0.2 -0.01 -0.27 -0.27 | 77 | Wind blowing from the east-northeast | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 100%. 10/10. 8 oktas | 100%. 10/10. 8 oktas | 600-1000 1968-3281 | 27.0 16.8 | 1.0 34 | |||||||||||||||||
06 | 4.2 40 | 772.5 30.41 1029.92 1029.92 | 778.5 30.65 1037.91 1037.91 | -0.4 -0.02 -0.53 -0.53 | 80 | Wind blowing from the east | Light breeze (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 | 2.4 36 | 6.0 43 | 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 | 26.0 16.2 | 1.1 34 | No precipitation No precipitation | 12 | |||||||||||||
05 | 4.0 39 | 772.5 30.41 1029.92 1029.92 | 778.5 30.65 1037.91 1037.91 | -0.6 -0.02 -0.8 -0.8 | 80 | Wind blowing from the east-northeast | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 20–30%. 2/10–3/10. 2 oktas | 20–30%. 2/10–3/10. 2 oktas | 300-600 984-1968 | 26.0 16.2 | 0.9 34 | |||||||||||||||||
04 | 3.8 39 | 772.6 30.42 1030.05 1030.05 | 778.6 30.65 1038.05 1038.05 | -0.5 -0.02 -0.67 -0.67 | 82 | Wind blowing from the east-northeast | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0 | 10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0 | 600-1000 1968-3281 | 24.0 14.9 | 1.0 34 | |||||||||||||||||
03 | 4.2 40 | 772.9 30.43 1030.45 1030.45 | 778.9 30.67 1038.45 1038.45 | -0.5 -0.02 -0.67 -0.67 | 80 | Wind blowing from the east | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 70 – 80%. 7/10 – 8/10. 6 oktas | 70 – 80%. 7/10 – 8/10. 6 oktas | 300-600 984-1968 | 25.0 15.5 | 1.1 34 | |||||||||||||||||
02 | 3.1 38 | 773.1 30.44 1030.72 1030.72 | 779.2 30.68 1038.85 1038.85 | -0.4 -0.02 -0.53 -0.53 | 84 | Wind blowing from the north-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 | 10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0 | 600-1000 1968-3281 | 24.0 14.9 | 0.6 33 | |||||||||||||||||
01 | 4.8 41 | 773.1 30.44 1030.72 1030.72 | 779.1 30.67 1038.71 1038.71 | -0.5 -0.02 -0.67 -0.67 | 77 | Wind blowing from the east-northeast | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 100%. 10/10. 8 oktas | 100%. 10/10. 8 oktas | 600-1000 1968-3281 | 24.0 14.9 | 1.1 34 | |||||||||||||||||
00 | 5.2 41 | 773.4 30.45 1031.12 1031.12 | 779.4 30.69 1039.11 1039.11 | -0.2 -0.01 -0.27 -0.27 | 80 | Wind blowing from the east | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 100%. 10/10. 8 oktas | 100%. 10/10. 8 oktas | 600-1000 1968-3281 | 21.0 13.1 | 2.0 36 | No precipitation No precipitation | 6 | |||||||||||||||
| December 24, Wednesday | 23 | 5.3 42 | 773.5 30.45 1031.25 1031.25 | 779.5 30.69 1039.25 1039.25 | -0.3 -0.01 -0.4 -0.4 | 78 | Wind blowing from the north | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 100%. 10/10. 8 oktas | 100%. 10/10. 8 oktas | 600-1000 1968-3281 | 21.0 13.1 | 1.8 35 | ||||||||||||||||
22 | 5.6 42 | 773.6 30.46 1031.38 1031.38 | 779.6 30.69 1039.38 1039.38 | -0.1 -0 -0.13 -0.13 | 78 | Wind blowing from the east | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 100%. 10/10. 8 oktas | 100%. 10/10. 8 oktas | 600-1000 1968-3281 | 19.0 11.8 | 2.0 36 | |||||||||||||||||
21 | 5.8 42 | 773.6 30.46 1031.38 1031.38 | 779.6 30.69 1039.38 1039.38 | 0.4 0.02 0.53 0.53 | 76 | Wind blowing from the east-southeast | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 100%. 10/10. 8 oktas | 3.2 38 | 7.8 46 | 100%. 10/10. 8 oktas | 600-1000 1968-3281 | 20.0 12.4 | 1.9 35 | No precipitation No precipitation | 12 | |||||||||||||
20 | 5.4 42 | 773.8 30.46 1031.65 1031.65 | 779.8 30.7 1039.65 1039.65 | 0.8 0.03 1.07 1.07 | 80 | Wind blowing from the east | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 100%. 10/10. 8 oktas | 100%. 10/10. 8 oktas | 600-1000 1968-3281 | 19.0 11.8 | 2.1 36 | |||||||||||||||||
19 | 3.6 38 | 773.7 30.46 1031.52 1031.52 | 779.7 30.7 1039.51 1039.51 | 0.9 0.04 1.2 1.2 | 83 | Wind blowing from the north-west | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | 60%. 6/10. 5 oktas | 60%. 6/10. 5 oktas | 600-1000 1968-3281 | 16.0 9.9 | 1.0 34 | |||||||||||||||||
18 | 4.4 40 | 773.2 30.44 1030.85 1030.85 | 779.2 30.68 1038.85 1038.85 | 0.4 0.02 0.53 0.53 | 82 | Wind blowing from the east | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | no clouds no clouds no clouds | 4.1 39 | 7.8 46 | 16.0 9.9 | 1.6 35 | No precipitation No precipitation | 12 | |||||||||||||||
17 | 5.0 41 | 773.0 30.43 1030.58 1030.58 | 779.0 30.67 1038.58 1038.58 | 0.2 0.01 0.27 0.27 | 79 | Wind blowing from the east | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | no clouds no clouds no clouds | 17.0 10.6 | 1.7 35 | |||||||||||||||||||