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 September 18, Friday | 05 | 12.4 54 | 750.4 29.54 1000.45 1000.45 | 756.1 29.77 1008.05 1008.05 | 89 | Wind blowing from the west-southwest | 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 | 200-300 656-984 | 10.0 6.2 | 10.7 51 | |||||||||||||||||
04 | 12.6 55 | 750.4 29.54 1000.45 1000.45 | 756.1 29.77 1008.05 1008.05 | 88 | Wind blowing from the west-southwest | 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 | 300-600 984-1968 | 11.0 6.8 | 10.7 51 | ||||||||||||||||||
03 | 12.3 54 | 750.6 29.55 1000.72 1000.72 | 756.3 29.78 1008.32 1008.32 | 90 | Wind blowing from the west-southwest | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft) | 100%. 10/10. 8 oktas | Drizzle (not freezing) or snow grains. | 100%. 10/10. 8 oktas | 200-300 656-984 | 9.0 5.6 | 10.7 51 | |||||||||||||||||
02 | 12.3 54 | 750.3 29.54 1000.32 1000.32 | 756.0 29.76 1007.92 1007.92 | 88 | Wind blowing from the west-southwest | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft) | 100%. 10/10. 8 oktas | Mist. | 100%. 10/10. 8 oktas | 1000-1500 3281-4921 | 9.0 5.6 | 10.3 51 | |||||||||||||||||
01 | 12.4 54 | 750.4 29.54 1000.45 1000.45 | 756.1 29.77 1008.05 1008.05 | 87 | Wind blowing from the west-southwest | Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft) | 100%. 10/10. 8 oktas | Drizzle (not freezing) or snow grains. | 100%. 10/10. 8 oktas | 600-1000 1968-3281 | 9.0 5.6 | 10.2 50 | No precipitation No precipitation | 6 | |||||||||||||||
00 | 12.3 54 | 750.3 29.54 1000.32 1000.32 | 756.0 29.76 1007.92 1007.92 | 78 | Wind blowing from the west-southwest | 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 | 11.0 6.8 | 8.5 47 | ||||||||||||||||||
| September 17, Thursday | 23 | 11.8 53 | 750.4 29.54 1000.45 1000.45 | 756.0 29.76 1007.92 1007.92 | 81 | Wind blowing from the west-southwest | 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 | 10.0 6.2 | 8.6 47 | |||||||||||||||||
22 | 12.6 55 | 750.1 29.53 1000.05 1000.05 | 755.8 29.76 1007.65 1007.65 | 77 | Wind blowing from the west | Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft) | 100%. 10/10. 8 oktas | 11.7 53 | 15.2 59 | 100%. 10/10. 8 oktas | 600-1000 1968-3281 | 11.0 6.8 | 8.6 47 | ||||||||||||||||
21 | 13.1 56 | 750.3 29.54 1000.32 1000.32 | 755.9 29.76 1007.78 1007.78 | 74 | Wind blowing from the west | 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 | 11.0 6.8 | 8.6 47 | ||||||||||||||||||
20 | 13.3 56 | 750.1 29.53 1000.05 1000.05 | 755.7 29.75 1007.52 1007.52 | 73 | Wind blowing from the west-southwest | Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft) | 100%. 10/10. 8 oktas | Precipitation | 100%. 10/10. 8 oktas | 600-1000 1968-3281 | 11.0 6.8 | 8.5 47 | |||||||||||||||||
19 | 13.8 57 | 750.1 29.53 1000.05 1000.05 | 755.7 29.75 1007.52 1007.52 | 66 | Wind blowing from the west | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft) | 100%. 10/10. 8 oktas | 11.2 52 | 15.2 59 | 100%. 10/10. 8 oktas | 1000-1500 3281-4921 | 13.0 8.1 | 7.5 46 | 4.0 0.16 | 12 | ||||||||||||||
18 | 14.0 57 | 749.7 29.52 999.52 999.52 | 755.3 29.74 1006.98 1006.98 | 65 | Wind blowing from the west | 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 | 14.0 8.7 | 7.5 46 | ||||||||||||||||||
17 | 14.2 58 | 749.2 29.5 998.85 998.85 | 754.9 29.72 1006.45 1006.45 | 69 | Wind blowing from the west | Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft) | 100%. 10/10. 8 oktas | Rain (not freezing). | 100%. 10/10. 8 oktas | 600-1000 1968-3281 | 16.0 9.9 | 8.6 47 | |||||||||||||||||
16 | 14.5 58 | 749.0 29.49 998.58 998.58 | 754.6 29.71 1006.05 1006.05 | 70 | 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 | Rain (not freezing). | 100%. 10/10. 8 oktas | 600-1000 1968-3281 | 23.0 14.3 | 9.1 48 | |||||||||||||||||
15 | 12.0 54 | 749.0 29.49 998.58 998.58 | 754.7 29.71 1006.18 1006.18 | 82 | Wind blowing from the west-northwest | Fresh breeze (9 m/s) (32 km/h) (20 miles/hour) (17 knots) (5 Bft) | 100%. 10/10. 8 oktas | Rain. | 100%. 10/10. 8 oktas | 300-600 984-1968 | 7.0 4.4 | 9.0 48 | |||||||||||||||||
14 | 14.1 57 | 748.4 29.46 997.78 997.78 | 754.0 29.69 1005.25 1005.25 | 77 | Wind blowing from the west | Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft) | 100%. 10/10. 8 oktas | Rain (not freezing). | 100%. 10/10. 8 oktas | 600-1000 1968-3281 | 28.0 17.4 | 10.0 50 | |||||||||||||||||
13 | 12.4 54 | 748.3 29.46 997.65 997.65 | 753.9 29.68 1005.12 1005.12 | 91 | Wind blowing from the west-northwest | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 100%. 10/10. 8 oktas | Rain, not freezing, heavy. | 100%. 10/10. 8 oktas | 300-600 984-1968 | 10.0 6.2 | 10.9 52 | 1.0 0.04 | 6 | |||||||||||||||
12 | 14.0 57 | 748.3 29.46 997.65 997.65 | 753.9 29.68 1005.12 1005.12 | 74 | Wind blowing from the west | Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft) | 100%. 10/10. 8 oktas | Precipitation | 100%. 10/10. 8 oktas | 600-1000 1968-3281 | 25.0 15.5 | 9.3 49 | |||||||||||||||||
11 | 12.5 55 | 748.1 29.45 997.38 997.38 | 753.7 29.67 1004.85 1004.85 | 91 | Wind blowing from the west-southwest | Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft) | 100%. 10/10. 8 oktas | Precipitation | 100%. 10/10. 8 oktas | 100-200 328-656 | 29.0 18.0 | 11.1 52 | |||||||||||||||||
10 | 11.7 53 | 748.3 29.46 997.65 997.65 | 753.9 29.68 1005.12 1005.12 | 92 | Wind blowing from the south-west | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft) | 100%. 10/10. 8 oktas | Precipitation | 11.2 52 | 14.0 57 | 100%. 10/10. 8 oktas | 100-200 328-656 | 22.0 13.7 | 10.5 51 | |||||||||||||||
09 | 11.6 53 | 748.2 29.46 997.52 997.52 | 753.8 29.68 1004.98 1004.98 | 91 | Wind blowing from the west-southwest | Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft) | 100%. 10/10. 8 oktas | Drizzle. | 100%. 10/10. 8 oktas | 200-300 656-984 | 17.0 10.6 | 10.1 50 | |||||||||||||||||
08 | 11.5 53 | 748.3 29.46 997.65 997.65 | 753.9 29.68 1005.12 1005.12 | 88 | Wind blowing from the west-southwest | Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft) | 100%. 10/10. 8 oktas | Drizzle, not freezing, slight. | 100%. 10/10. 8 oktas | 300-600 984-1968 | 17.0 10.6 | 9.6 49 | |||||||||||||||||
07 | 11.3 52 | 748.3 29.46 997.65 997.65 | 754.0 29.69 1005.25 1005.25 | 90 | Wind blowing from the west-southwest | Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft) | 100%. 10/10. 8 oktas | Rain, not freezing, slight. | 11.3 52 | 14.0 57 | 100%. 10/10. 8 oktas | 200-300 656-984 | 7.0 4.4 | 9.7 49 | 0.4 0.02 | 12 | |||||||||||||
06 | 11.7 53 | 748.4 29.46 997.78 997.78 | 754.1 29.69 1005.38 1005.38 | 87 | Wind blowing from the west-southwest | 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 | 300-600 984-1968 | 14.0 8.7 | 9.6 49 | ||||||||||||||||||
05 | 12.1 54 | 748.7 29.48 998.18 998.18 | 754.3 29.7 1005.65 1005.65 | 88 | Wind blowing from the west-southwest | 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 | 1000-1500 3281-4921 | 16.0 9.9 | 10.1 50 | ||||||||||||||||||