Weather archive in London / Heathrow (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 July 21, Monday | 23 | 16.9 62 | 751.9 29.6 1002.45 1002.45 | 754.1 29.69 1005.38 1005.38 | 79 | Wind blowing from the west | 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 | 2500 or more, or no clouds. 8202 or more, or no clouds. | 55.0 34.2 | 13.2 56 | |||||||||||||||||
22 | 17.6 64 | 751.5 29.59 1001.92 1001.92 | 753.7 29.67 1004.85 1004.85 | 1.4 0.06 1.87 1.87 | 78 | Wind blowing from the west-southwest | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | no clouds no clouds no clouds | 16.5 62 | 25.8 78 | 71.0 44.1 | 13.6 56 | 5.0 0.2 | 12 | |||||||||||||||
21 | 18.2 65 | 751.0 29.57 1001.25 1001.25 | 753.1 29.65 1004.05 1004.05 | 1.6 0.06 2.13 2.13 | 81 | Wind blowing from the west | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 100%. 10/10. 8 oktas | Rain (not freezing). | 100%. 10/10. 8 oktas | 1000-1500 3281-4921 | 35.0 21.8 | 14.9 59 | ||||||||||||||||
19 | 17.1 63 | 750.1 29.53 1000.05 1000.05 | 752.3 29.62 1002.98 1002.98 | 1.7 0.07 2.27 2.27 | 83 | 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 | Rain, not freezing, heavy. | 15.1 59 | 25.8 78 | 100%. 10/10. 8 oktas | 600-1000 1968-3281 | 1.2 0.8 | 14.2 58 | 3.0 0.12 | 12 | ||||||||||||
18 | 20.6 69 | 749.4 29.5 999.12 999.12 | 751.6 29.59 1002.05 1002.05 | 1.3 0.05 1.73 1.73 | 58 | Wind blowing from the west-northwest | Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft) | 100%. 10/10. 8 oktas | Rain. | 100%. 10/10. 8 oktas | 1500-2000 4921-6562 | 11.0 6.8 | 11.9 53 | ||||||||||||||||
17 | 23.3 74 | 748.7 29.48 998.18 998.18 | 750.9 29.56 1001.12 1001.12 | 0.7 0.03 0.93 0.93 | 45 | 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 | 1500-2000 4921-6562 | 55.0 34.2 | 10.8 51 | |||||||||||||||||
16 | 25.1 77 | 748.4 29.46 997.78 997.78 | 750.6 29.55 1000.72 1000.72 | 0.6 0.02 0.8 0.8 | 38 | Wind blowing from the west | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 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 | 71.0 44.1 | 9.6 49 | |||||||||||||||||
15 | 24.3 76 | 748.1 29.45 997.38 997.38 | 750.3 29.54 1000.32 1000.32 | 0.5 0.02 0.67 0.67 | 41 | Wind blowing from the west-southwest | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 40%. 4/10. 3 oktas | 40%. 4/10. 3 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 65.0 40.4 | 10.0 50 | |||||||||||||||||
14 | 22.8 73 | 748.0 29.45 997.25 997.25 | 750.1 29.53 1000.05 1000.05 | 0.7 0.03 0.93 0.93 | 42 | 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 | 2000-2500 6562-8202 | 55.0 34.2 | 9.1 48 | |||||||||||||||||
13 | 22.9 73 | 747.8 29.44 996.98 996.98 | 749.9 29.52 999.78 999.78 | 0.5 0.02 0.67 0.67 | 47 | Wind blowing from the west-northwest | 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 | 60.0 37.3 | 10.8 51 | No precipitation No precipitation | 6 | |||||||||||||||
12 | 20.6 69 | 747.6 29.43 996.72 996.72 | 749.8 29.52 999.65 999.65 | 0.5 0.02 0.67 0.67 | 58 | Wind blowing from the north-west | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 100%. 10/10. 8 oktas | 100%. 10/10. 8 oktas | 600-1000 1968-3281 | 50.0 31.1 | 12.0 54 | |||||||||||||||||
11 | 21.2 70 | 747.3 29.42 996.32 996.32 | 749.5 29.51 999.25 999.25 | 0.5 0.02 0.67 0.67 | 61 | Wind blowing from the west-northwest | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 50%. 5/10. 4 oktas | 50%. 5/10. 4 oktas | 600-1000 1968-3281 | 50.0 31.1 | 13.3 56 | |||||||||||||||||
10 | 18.9 66 | 747.3 29.42 996.32 996.32 | 749.5 29.51 999.25 999.25 | 0.7 0.03 0.93 0.93 | 67 | Wind blowing from the west-northwest | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 100%. 10/10. 8 oktas | 14.1 57 | 20.0 68 | 100%. 10/10. 8 oktas | 600-1000 1968-3281 | 50.0 31.1 | 12.5 55 | No precipitation No precipitation | 12 | |||||||||||||
09 | 18.5 65 | 747.1 29.41 996.05 996.05 | 749.3 29.5 998.98 998.98 | 0.4 0.02 0.53 0.53 | 72 | 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 | 100%. 10/10. 8 oktas | 300-600 984-1968 | 45.0 28.0 | 13.3 56 | |||||||||||||||||
08 | 17.1 63 | 746.8 29.4 995.65 995.65 | 749.0 29.49 998.58 998.58 | 0.1 0 0.13 0.13 | 83 | Wind blowing from the north-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 | 35.0 21.8 | 14.1 57 | |||||||||||||||||
07 | 15.1 59 | 746.6 29.39 995.39 995.39 | 748.9 29.48 998.45 998.45 | -0.5 -0.02 -0.67 -0.67 | 89 | Wind blowing from the north-northeast | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 70 – 80%. 7/10 – 8/10. 6 oktas | 14.1 57 | 21.0 70 | 70 – 80%. 7/10 – 8/10. 6 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 30.0 18.6 | 13.3 56 | No precipitation No precipitation | 12 | |||||||||||||
06 | 14.9 59 | 746.7 29.4 995.52 995.52 | 748.9 29.48 998.45 998.45 | -0.4 -0.02 -0.53 -0.53 | 90 | Wind blowing from the north-northeast | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 70 – 80%. 7/10 – 8/10. 6 oktas | 70 – 80%. 7/10 – 8/10. 6 oktas | 300-600 984-1968 | 35.0 21.8 | 13.2 56 | |||||||||||||||||
05 | 15.2 59 | 746.7 29.4 995.52 995.52 | 748.9 29.48 998.45 998.45 | -0.8 -0.03 -1.07 -1.07 | 89 | Wind blowing from the north-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 | 40.0 24.9 | 13.4 56 | |||||||||||||||||
04 | 14.4 58 | 747.1 29.41 996.05 996.05 | 749.3 29.5 998.98 998.98 | -0.7 -0.03 -0.93 -0.93 | 92 | Wind blowing from the north-east | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | 70 – 80%. 7/10 – 8/10. 6 oktas | 70 – 80%. 7/10 – 8/10. 6 oktas | 600-1000 1968-3281 | 35.0 21.8 | 13.1 56 | |||||||||||||||||
03 | 14.4 58 | 747.1 29.41 996.05 996.05 | 749.3 29.5 998.98 998.98 | -1.2 -0.05 -1.6 -1.6 | 89 | 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 | 35.0 21.8 | 12.6 55 | |||||||||||||||||||
02 | 15.1 59 | 747.5 29.43 996.58 996.58 | 749.7 29.52 999.52 999.52 | -0.7 -0.03 -0.93 -0.93 | 88 | Wind blowing from the east-southeast | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | no clouds no clouds no clouds | 30.0 18.6 | 13.1 56 | |||||||||||||||||||
01 | 16.2 61 | 747.8 29.44 996.98 996.98 | 750.1 29.53 1000.05 1000.05 | -0.5 -0.02 -0.67 -0.67 | 81 | Wind blowing from the south-east | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 100%. 10/10. 8 oktas | 100%. 10/10. 8 oktas | 2000-2500 6562-8202 | 40.0 24.9 | 12.9 55 | No precipitation No precipitation | 6 | |||||||||||||||
00 | 16.7 62 | 748.3 29.46 997.65 997.65 | 750.4 29.54 1000.45 1000.45 | 0.2 0.01 0.27 0.27 | 78 | Wind blowing from the south-east | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 100%. 10/10. 8 oktas | 100%. 10/10. 8 oktas | 1000-1500 3281-4921 | 40.0 24.9 | 12.8 55 | |||||||||||||||||