Weather archive in Washington / Ronald Reagan (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 July 29, Wednesday | 23 | 25.0 77 | 754.8 29.72 1006.32 1006.32 | 756.4 29.78 1008.45 1008.45 | 1.3 0.05 1.73 1.73 | 58 | Wind blowing from the north-west | Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft) | 11 m/s 40 km/h 25 miles/hour 21 mile/hour 6 Bft | 100%. 10/10. 8 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 16.0 9.9 | 16.1 61 | ||||||||||||||||
20 | 26.1 79 | 753.5 29.67 1004.58 1004.58 | 755.1 29.73 1006.72 1006.72 | 0.7 0.03 0.93 0.93 | 54 | Wind blowing from the north-west | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft | 70 – 80%. 7/10 – 8/10. 6 oktas | 21.1 70 | 29.4 85 | 2000-2500 6562-8202 | 16.0 9.9 | 16.1 61 | |||||||||||||||
17 | 28.3 83 | 752.8 29.64 1003.65 1003.65 | 754.3 29.7 1005.65 1005.65 | 0.3 0.01 0.4 0.4 | 48 | Wind blowing from the north-west | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft) | 12 m/s 43 km/h 27 miles/hour 23 knots 6 Bft | 70 – 80%. 7/10 – 8/10. 6 oktas | 1500-2000 4921-6562 | 16.0 9.9 | 16.1 61 | |||||||||||||||||
14 | 27.8 82 | 752.5 29.63 1003.25 1003.25 | 754.1 29.69 1005.38 1005.38 | 0.0 0 0 0 | 47 | Wind blowing from the west | Fresh breeze (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 | 70 – 80%. 7/10 – 8/10. 6 oktas | 20.6 69 | 28.9 84 | 1500-2000 4921-6562 | 16.0 9.9 | 15.6 60 | |||||||||||||||
11 | 26.7 80 | 752.5 29.63 1003.25 1003.25 | 754.0 29.69 1005.25 1005.25 | 0.8 0.03 1.07 1.07 | 56 | Wind blowing from the north-northwest | Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft) | 11 m/s 40 km/h 25 miles/hour 21 mile/hour 6 Bft | 20–30%. 2/10–3/10. 2 oktas | 600-1000 1968-3281 | 16.0 9.9 | 17.2 63 | |||||||||||||||||
08 | 23.3 74 | 751.7 29.59 1002.18 1002.18 | 753.4 29.66 1004.45 1004.45 | 1.3 0.05 1.73 1.73 | 76 | Wind blowing from the west-northwest | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 20–30%. 2/10–3/10. 2 oktas | 20.6 69 | 2500 or more, or no clouds. 8202 or more, or no clouds. | 16.0 9.9 | 18.9 66 | |||||||||||||||||
05 | 21.7 71 | 750.4 29.54 1000.45 1000.45 | 752.0 29.61 1002.58 1002.58 | -0.3 -0.01 -0.4 -0.4 | 87 | Wind blowing from the north-northwest | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 20–30%. 2/10–3/10. 2 oktas | 300-600 984-1968 | 16.0 9.9 | 19.4 67 | ||||||||||||||||||
02 | 21.7 71 | 750.7 29.56 1000.85 1000.85 | 752.3 29.62 1002.98 1002.98 | 0.3 0.01 0.4 0.4 | 87 | Wind blowing from the south-southeast | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 20–30%. 2/10–3/10. 2 oktas | 20.6 69 | 25.0 77 | 300-600 984-1968 | 16.0 9.9 | 19.4 67 | ||||||||||||||||