Weather archive in Harrow (airport)
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Weather statistics
| 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 10, Wednesday | 01 | 0.3 33 | 732.6 28.84 976.72 976.72 | 750.1 29.53 1000.05 1000.05 | -2.9 -0.11 -3.87 -3.87 | 100 | Wind blowing from the south | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | Precipitation | 1.5 35 | 0.3 33 | 0.9 0.04 | 6 | ||||||||||||||||
00 | 0.7 33 | 733.8 28.89 978.32 978.32 | 751.4 29.58 1001.78 1001.78 | 100 | Wind blowing from the south-southwest | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 7 m/s 25 km/h 16 miles/hour 14 knots 4 Bft | 7 m/s 25 km/h 16 miles/hour 14 knots 4 Bft | 0.7 33 | 0.2 0.01 | 1 | ||||||||||||||||||
| December 9, Tuesday | 22 | 1.2 34 | 735.5 28.96 980.59 980.59 | 753.1 29.65 1004.05 1004.05 | -1.3 -0.05 -1.73 -1.73 | 100 | Wind blowing from the south-west | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 1.2 34 | No precipitation No precipitation | 3 | ||||||||||||||||||
21 | 1.4 35 | 736.1 28.98 981.39 981.39 | 753.7 29.67 1004.85 1004.85 | 89 | Wind blowing from the south-west | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft | 8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft | -0.3 31 | No precipitation No precipitation | 1 | ||||||||||||||||||
20 | 1.3 34 | 736.6 29 982.05 982.05 | 754.3 29.7 1005.65 1005.65 | 91 | Wind blowing from the south-west | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 7 m/s 25 km/h 16 miles/hour 14 knots 4 Bft | 8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft | -0.1 32 | No precipitation No precipitation | 1 | ||||||||||||||||||
19 | 1.2 34 | 736.8 29.01 982.32 982.32 | 754.5 29.7 1005.92 1005.92 | 1.0 0.04 1.33 1.33 | 92 | Wind blowing from the south-west | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | -5.8 22 | 1.4 35 | 0.0 32 | No precipitation No precipitation | 6 | |||||||||||||||||
18 | 1.3 34 | 736.9 29.01 982.45 982.45 | 754.6 29.71 1006.05 1006.05 | 91 | Wind blowing from the south-west | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft | 10 m/s 36 km/h 22 mph 19 knots 5 Bft | 0.0 32 | No precipitation No precipitation | 1 | ||||||||||||||||||
17 | 1.2 34 | 736.2 28.98 981.52 981.52 | 753.9 29.68 1005.12 1005.12 | 87 | Wind blowing from the south-west | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | -0.7 31 | No precipitation No precipitation | 1 | ||||||||||||||||||||
16 | 0.9 34 | 735.8 28.97 980.99 980.99 | 753.5 29.67 1004.58 1004.58 | -2.3 -0.09 -3.07 -3.07 | 87 | Wind blowing from the south-west | Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft) | -1.1 30 | No precipitation No precipitation | 3 | |||||||||||||||||||
15 | 0.3 33 | 736.4 28.99 981.79 981.79 | 754.1 29.69 1005.38 1005.38 | 85 | Wind blowing from the south-west | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 12 m/s 43 km/h 27 miles/hour 23 knots 6 Bft | 15 m/s 54 km/h 34 mph 29 knots 7 Bft | -2.0 28 | No precipitation No precipitation | 1 | ||||||||||||||||||
14 | 0.0 32 | 737.2 29.02 982.85 982.85 | 754.9 29.72 1006.45 1006.45 | 83 | Wind blowing from the south-west | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 12 m/s 43 km/h 27 miles/hour 23 knots 6 Bft | 13 m/s 47 km/h 29 miles/hour 25 knots 6 Bft | -2.6 27 | No precipitation No precipitation | 1 | ||||||||||||||||||
13 | -1.3 30 | 738.1 29.06 984.05 984.05 | 755.8 29.76 1007.65 1007.65 | -3.8 -0.15 -5.07 -5.07 | 83 | Wind blowing from the south-west | Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft) | Precipitation | -10.0 14 | -1.3 30 | -3.8 25 | 1.0 0.04 | 6 | ||||||||||||||||
12 | -2.3 28 | 739.2 29.1 985.52 985.52 | 757.0 29.8 1009.25 1009.25 | 86 | Wind blowing from the south-southwest | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 12 m/s 43 km/h 27 miles/hour 23 knots 6 Bft | 13 m/s 47 km/h 29 miles/hour 25 knots 6 Bft | -4.3 24 | No precipitation No precipitation | 1 | ||||||||||||||||||
11 | -3.6 26 | 740.5 29.15 987.25 987.25 | 758.4 29.86 1011.12 1011.12 | 100 | Wind blowing from the south-southwest | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 11 m/s 40 km/h 25 miles/hour 21 mile/hour 6 Bft | 12 m/s 43 km/h 27 miles/hour 23 knots 6 Bft | -3.6 26 | 0.6 0.02 | 1 | ||||||||||||||||||
10 | -4.5 24 | 741.9 29.21 989.12 989.12 | 759.9 29.92 1013.12 1013.12 | -3.0 -0.12 -4 -4 | 100 | Wind blowing from the south-southwest | Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft) | -4.5 24 | 0.7 0.03 | 3 | |||||||||||||||||||
09 | -4.1 25 | 742.9 29.25 990.45 990.45 | 761.0 29.96 1014.58 1014.58 | 84 | Wind blowing from the south-southwest | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 13 m/s 47 km/h 29 miles/hour 25 knots 6 Bft | 13 m/s 47 km/h 29 miles/hour 25 knots 6 Bft | -6.5 20 | No precipitation No precipitation | 1 | ||||||||||||||||||
08 | -4.0 25 | 744.1 29.3 992.05 992.05 | 762.2 30.01 1016.18 1016.18 | 67 | Wind blowing from the south-southwest | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 11 m/s 40 km/h 25 miles/hour 21 mile/hour 6 Bft | -9.3 15 | No precipitation No precipitation | 1 | |||||||||||||||||||
07 | -4.3 24 | 744.9 29.33 993.12 993.12 | 763.0 30.04 1017.25 1017.25 | -2.4 -0.09 -3.2 -3.2 | 60 | Wind blowing from the south-southwest | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft) | -10.0 14 | -3.3 26 | -11.0 12 | No precipitation No precipitation | 6 | |||||||||||||||||
06 | -4.6 24 | 745.7 29.36 994.19 994.19 | 763.8 30.07 1018.32 1018.32 | 59 | Wind blowing from the south-southwest | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 9 m/s 32 km/h 20 miles/hour 17 knots 5 Bft | 9 m/s 32 km/h 20 miles/hour 17 knots 5 Bft | -11.5 11 | No precipitation No precipitation | 1 | ||||||||||||||||||
05 | -5.1 23 | 746.3 29.38 994.99 994.99 | 764.5 30.1 1019.25 1019.25 | 61 | Wind blowing from the south-southwest | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 7 m/s 25 km/h 16 miles/hour 14 knots 4 Bft | 8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft | -11.6 11 | No precipitation No precipitation | 1 | ||||||||||||||||||
04 | -5.2 23 | 747.3 29.42 996.32 996.32 | 765.4 30.13 1020.45 1020.45 | -1.6 -0.06 -2.13 -2.13 | 56 | Wind blowing from the south-southwest | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | -12.7 9 | No precipitation No precipitation | 3 | |||||||||||||||||||
03 | -5.4 22 | 748.2 29.46 997.52 997.52 | 766.3 30.17 1021.65 1021.65 | 52 | Wind blowing from the south-southwest | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 9 m/s 32 km/h 20 miles/hour 17 knots 5 Bft | 9 m/s 32 km/h 20 miles/hour 17 knots 5 Bft | -13.7 7 | No precipitation No precipitation | 1 | ||||||||||||||||||
02 | -5.2 23 | 748.6 29.47 998.05 998.05 | 766.7 30.19 1022.18 1022.18 | 52 | Wind blowing from the south-southwest | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft | 8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft | -13.7 7 | No precipitation No precipitation | 1 | ||||||||||||||||||
01 | -4.6 24 | 748.9 29.48 998.45 998.45 | 767.0 30.2 1022.58 1022.58 | -1.7 -0.07 -2.27 -2.27 | 52 | Wind blowing from the south-southeast | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | -11.7 11 | -3.3 26 | -13.0 9 | No precipitation No precipitation | 6 | |||||||||||||||||