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 | |
| 2026 October 11, Sunday | 19 | 11.7 53 | 750.3 29.54 1000.32 1000.32 | 756.0 29.76 1007.92 1007.92 | 75 | Wind blowing from the east-southeast | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 100%. 10/10. 8 oktas | 5.3 42 | 13.8 57 | 100%. 10/10. 8 oktas | 600-1000 1968-3281 | 65.0 40.4 | 7.4 45 | No precipitation No precipitation | 12 | |||||||||||||
18 | 11.9 53 | 750.9 29.56 1001.12 1001.12 | 756.6 29.79 1008.72 1008.72 | 73 | Wind blowing from the south-east | 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 | 65.0 40.4 | 7.1 45 | ||||||||||||||||||
17 | 12.5 55 | 751.0 29.57 1001.25 1001.25 | 756.7 29.79 1008.85 1008.85 | 67 | Wind blowing from the south-east | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 70 – 80%. 7/10 – 8/10. 6 oktas | 70 – 80%. 7/10 – 8/10. 6 oktas | 600-1000 1968-3281 | 71.0 44.1 | 6.4 44 | ||||||||||||||||||
16 | 12.8 55 | 751.3 29.58 1001.65 1001.65 | 756.9 29.8 1009.12 1009.12 | 61 | Wind blowing from the south-east | 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 | 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 | 71.0 44.1 | 5.5 42 | ||||||||||||||||||
15 | 12.8 55 | 751.6 29.59 1002.05 1002.05 | 757.2 29.81 1009.52 1009.52 | 61 | Wind blowing from the south-southeast | 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 | 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 | 71.0 44.1 | 5.5 42 | ||||||||||||||||||
14 | 13.0 55 | 751.9 29.6 1002.45 1002.45 | 757.6 29.83 1010.05 1010.05 | 56 | Wind blowing from the south-southeast | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 20–30%. 2/10–3/10. 2 oktas | 20–30%. 2/10–3/10. 2 oktas | 1000-1500 3281-4921 | 45.0 28.0 | 4.3 40 | ||||||||||||||||||
13 | 12.7 55 | 752.1 29.61 1002.72 1002.72 | 757.8 29.83 1010.32 1010.32 | 58 | Wind blowing from the south-southeast | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 20–30%. 2/10–3/10. 2 oktas | 20–30%. 2/10–3/10. 2 oktas | 1000-1500 3281-4921 | 60.0 37.3 | 4.5 40 | No precipitation No precipitation | 6 | ||||||||||||||||
12 | 11.2 52 | 752.8 29.64 1003.65 1003.65 | 758.5 29.86 1011.25 1011.25 | 78 | Calm, no wind | Calm | 100%. 10/10. 8 oktas | 100%. 10/10. 8 oktas | 300-600 984-1968 | 40.0 24.9 | 7.4 45 | ||||||||||||||||||
11 | 10.3 51 | 753.1 29.65 1004.05 1004.05 | 758.8 29.87 1011.65 1011.65 | 88 | Wind blowing from the east-southeast | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | 100%. 10/10. 8 oktas | 100%. 10/10. 8 oktas | 1000-1500 3281-4921 | 45.0 28.0 | 8.3 47 | ||||||||||||||||||
10 | 7.8 46 | 753.1 29.65 1004.05 1004.05 | 758.8 29.87 1011.65 1011.65 | 98 | Wind blowing from the south-east | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 100%. 10/10. 8 oktas | 5.3 42 | 9.8 50 | 100%. 10/10. 8 oktas | Less than 50 Less than 50 | 23.0 14.3 | 7.5 46 | ||||||||||||||||
09 | 7.1 45 | 752.8 29.64 1003.65 1003.65 | 758.6 29.87 1011.38 1011.38 | 98 | 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 | Fog | 100%. 10/10. 8 oktas | Less than 50 Less than 50 | 15.0 9.3 | 6.8 44 | |||||||||||||||||
08 | 6.1 43 | 752.8 29.64 1003.65 1003.65 | 758.7 29.87 1011.52 1011.52 | 98 | Wind blowing from the south-southeast | 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 | 200-300 656-984 | 21.0 13.1 | 5.8 42 | ||||||||||||||||||
07 | 6.1 43 | 752.8 29.64 1003.65 1003.65 | 758.7 29.87 1011.52 1011.52 | 97 | Wind blowing from the south | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 60%. 6/10. 5 oktas | 5.7 42 | 10.6 51 | 60%. 6/10. 5 oktas | 1000-1500 3281-4921 | 17.0 10.6 | 5.7 42 | No precipitation No precipitation | 12 | ||||||||||||||
06 | 5.7 42 | 752.9 29.64 1003.78 1003.78 | 758.7 29.87 1011.52 1011.52 | 95 | Wind blowing from the south | 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 | 200-300 656-984 | 25.0 15.5 | 5.0 41 | ||||||||||||||||||
03 | 7.4 45 | 753.4 29.66 1004.45 1004.45 | 759.1 29.89 1012.05 1012.05 | 89 | Wind blowing from the west-southwest | 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 | 1000-1500 3281-4921 | 35.0 21.8 | 5.7 42 | ||||||||||||||||||
02 | 8.9 48 | 753.4 29.66 1004.45 1004.45 | 759.2 29.89 1012.18 1012.18 | 86 | Wind blowing from the west | 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 | 1000-1500 3281-4921 | 40.0 24.9 | 6.6 44 | ||||||||||||||||||
01 | 9.5 49 | 753.5 29.67 1004.58 1004.58 | 759.2 29.89 1012.18 1012.18 | 86 | Wind blowing from the west | 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 | 1000-1500 3281-4921 | 40.0 24.9 | 7.2 45 | No precipitation No precipitation | 6 | ||||||||||||||||
00 | 8.8 48 | 753.6 29.67 1004.72 1004.72 | 759.4 29.9 1012.45 1012.45 | 86 | Wind blowing from the west | 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 | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas | 1500-2000 4921-6562 | 35.0 21.8 | 6.6 44 | ||||||||||||||||||
| October 10, Saturday | 23 | 9.2 49 | 753.6 29.67 1004.72 1004.72 | 759.3 29.89 1012.32 1012.32 | 83 | Wind blowing from the west | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 70 – 80%. 7/10 – 8/10. 6 oktas | 70 – 80%. 7/10 – 8/10. 6 oktas | 1000-1500 3281-4921 | 40.0 24.9 | 6.4 44 | |||||||||||||||||
22 | 9.8 50 | 753.4 29.66 1004.45 1004.45 | 759.2 29.89 1012.18 1012.18 | 77 | Wind blowing from the west | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 100%. 10/10. 8 oktas | 9.3 49 | 12.3 54 | 100%. 10/10. 8 oktas | 300-600 984-1968 | 45.0 28.0 | 5.9 43 | ||||||||||||||||
21 | 9.8 50 | 753.4 29.66 1004.45 1004.45 | 759.1 29.89 1012.05 1012.05 | 77 | Wind blowing from the west | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 70 – 80%. 7/10 – 8/10. 6 oktas | Precipitation | 70 – 80%. 7/10 – 8/10. 6 oktas | 1500-2000 4921-6562 | 45.0 28.0 | 5.9 43 | |||||||||||||||||
20 | 10.2 50 | 753.3 29.66 1004.32 1004.32 | 759.1 29.89 1012.05 1012.05 | 76 | Wind blowing from the west-northwest | 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 | 30.0 18.6 | 6.1 43 | ||||||||||||||||||