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 May 26, Tuesday | 02 | 10.8 51 | 766.0 30.16 1021.25 1021.25 | 771.9 30.39 1029.12 1029.12 | 97 | Wind blowing from the north-northwest | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 100%. 10/10. 8 oktas | Mist. | 100%. 10/10. 8 oktas | Less than 50 Less than 50 | 1.5 0.9 | 10.3 51 | ||||||||||||||||
01 | 11.3 52 | 766.1 30.16 1021.38 1021.38 | 772.0 30.39 1029.25 1029.25 | 95 | Wind blowing from the north-northwest | 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 | 1500-2000 4921-6562 | 21.0 13.1 | 10.5 51 | No precipitation No precipitation | 6 | ||||||||||||||||
00 | 11.8 53 | 766.2 30.17 1021.52 1021.52 | 772.0 30.39 1029.25 1029.25 | 94 | Wind blowing from the north-northwest | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | no clouds no clouds no clouds | 24.0 14.9 | 10.8 51 | ||||||||||||||||||||
| May 25, Monday | 23 | 12.8 55 | 766.2 30.17 1021.52 1021.52 | 772.0 30.39 1029.25 1029.25 | 91 | Wind blowing from the north-northwest | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | no clouds no clouds no clouds | 30.0 18.6 | 11.3 52 | |||||||||||||||||||
22 | 14.6 58 | 765.9 30.15 1021.12 1021.12 | 771.7 30.38 1028.85 1028.85 | 86 | Wind blowing from the north-northwest | 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 | 14.6 58 | 25.3 78 | 10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0 | 1000-1500 3281-4921 | 35.0 21.8 | 12.2 54 | ||||||||||||||||
21 | 17.1 63 | 765.6 30.14 1020.72 1020.72 | 771.3 30.37 1028.32 1028.32 | 72 | Wind blowing from the north | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | no clouds no clouds no clouds | 30.0 18.6 | 12.0 54 | ||||||||||||||||||||
20 | 20.0 68 | 765.4 30.13 1020.45 1020.45 | 771.0 30.35 1027.92 1027.92 | 64 | Wind blowing from the north-northeast | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 60%. 6/10. 5 oktas | 60%. 6/10. 5 oktas | 1000-1500 3281-4921 | 27.0 16.8 | 13.0 55 | ||||||||||||||||||
19 | 22.1 72 | 765.2 30.13 1020.18 1020.18 | 770.8 30.35 1027.65 1027.65 | 59 | Wind blowing from the east-northeast | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 20–30%. 2/10–3/10. 2 oktas | 14.2 58 | 25.3 78 | 20–30%. 2/10–3/10. 2 oktas | 1000-1500 3281-4921 | 28.0 17.4 | 13.6 56 | No precipitation No precipitation | 12 | ||||||||||||||
18 | 24.9 77 | 765.4 30.13 1020.45 1020.45 | 770.8 30.35 1027.65 1027.65 | 56 | variable wind direction | Light breeze (2 m/s) (7 km/h) (4 mph) (4 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 | 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 | 15.0 9.3 | 15.5 60 | ||||||||||||||||||
17 | 24.6 76 | 765.5 30.14 1020.58 1020.58 | 771.1 30.36 1028.05 1028.05 | 52 | variable wind direction | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | no clouds no clouds no clouds | Mist. | 30.0 18.6 | 14.0 57 | |||||||||||||||||||
16 | 23.3 74 | 766.0 30.16 1021.25 1021.25 | 771.5 30.37 1028.58 1028.58 | 52 | Wind blowing from the west-northwest | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | no clouds no clouds no clouds | 12.0 7.5 | 12.8 55 | ||||||||||||||||||||
15 | 22.6 73 | 766.1 30.16 1021.38 1021.38 | 771.7 30.38 1028.85 1028.85 | 54 | Wind blowing from the west-northwest | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | no clouds no clouds no clouds | Mist. | 13.0 8.1 | 12.8 55 | |||||||||||||||||||
14 | 21.7 71 | 766.3 30.17 1021.65 1021.65 | 771.9 30.39 1029.12 1029.12 | 51 | Wind blowing from the west-northwest | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | no clouds no clouds no clouds | 15.0 9.3 | 11.0 52 | ||||||||||||||||||||
13 | 20.9 70 | 766.4 30.17 1021.78 1021.78 | 772.0 30.39 1029.25 1029.25 | 56 | Wind blowing from the west-northwest | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | no clouds no clouds no clouds | 22.0 13.7 | 11.7 53 | No precipitation No precipitation | 6 | ||||||||||||||||||
12 | 21.6 71 | 766.6 30.18 1022.05 1022.05 | 772.2 30.4 1029.52 1029.52 | 50 | Wind blowing from the west-southwest | 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 | 1000-1500 3281-4921 | 25.0 15.5 | 10.8 51 | ||||||||||||||||||
11 | 20.3 69 | 766.6 30.18 1022.05 1022.05 | 772.3 30.41 1029.65 1029.65 | 50 | Wind blowing from the south-southwest | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | no clouds no clouds no clouds | Rain (not freezing). | 35.0 21.8 | 9.6 49 | |||||||||||||||||||
10 | 18.5 65 | 766.6 30.18 1022.05 1022.05 | 772.3 30.41 1029.65 1029.65 | 59 | Wind blowing from the south-west | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | no clouds no clouds no clouds | Rain (not freezing). | 13.1 56 | 19.4 67 | 30.0 18.6 | 10.4 51 | |||||||||||||||||
09 | 16.3 61 | 766.7 30.19 1022.18 1022.18 | 772.5 30.41 1029.92 1029.92 | 74 | Wind blowing from the south-southwest | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | no clouds no clouds no clouds | 30.0 18.6 | 11.6 53 | ||||||||||||||||||||
08 | 15.4 60 | 766.6 30.18 1022.05 1022.05 | 772.3 30.41 1029.65 1029.65 | 74 | Wind blowing from the south | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | no clouds no clouds no clouds | 35.0 21.8 | 10.8 51 | ||||||||||||||||||||
07 | 14.2 58 | 766.3 30.17 1021.65 1021.65 | 772.0 30.39 1029.25 1029.25 | 79 | Wind blowing from the south | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | no clouds no clouds no clouds | 13.1 56 | 22.4 72 | 35.0 21.8 | 10.5 51 | No precipitation No precipitation | 12 | ||||||||||||||||
06 | 13.2 56 | 766.0 30.16 1021.25 1021.25 | 771.8 30.39 1028.98 1028.98 | 79 | Wind blowing from the south | 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 | 2500 or more, or no clouds. 8202 or more, or no clouds. | 30.0 18.6 | 9.6 49 | ||||||||||||||||||
05 | 13.8 57 | 765.7 30.15 1020.85 1020.85 | 771.4 30.37 1028.45 1028.45 | 77 | Wind blowing from the south-southeast | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 60%. 6/10. 5 oktas | 60%. 6/10. 5 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 35.0 21.8 | 9.8 50 | ||||||||||||||||||
04 | 13.8 57 | 765.8 30.15 1020.98 1020.98 | 771.6 30.38 1028.72 1028.72 | 74 | Wind blowing from the south | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 20–30%. 2/10–3/10. 2 oktas | 20–30%. 2/10–3/10. 2 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 30.0 18.6 | 9.3 49 | ||||||||||||||||||
03 | 15.3 60 | 765.7 30.15 1020.85 1020.85 | 771.4 30.37 1028.45 1028.45 | 68 | Wind blowing from the south | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | no clouds no clouds no clouds | 40.0 24.9 | 9.4 49 | ||||||||||||||||||||
02 | 16.7 62 | 765.5 30.14 1020.58 1020.58 | 771.2 30.36 1028.18 1028.18 | 62 | Wind blowing from the south-southeast | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | no clouds no clouds no clouds | 45.0 28.0 | 9.3 49 | ||||||||||||||||||||