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 August 27, Thursday | 14 | 30.6 87 | 759.1 29.89 1012.05 1012.05 | 760.8 29.95 1014.32 1014.32 | -1.0 -0.04 -1.33 -1.33 | 59 | Wind blowing from the south | Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft) | 9 m/s 32 km/h 20 miles/hour 17 knots 5 Bft | 70 – 80%. 7/10 – 8/10. 6 oktas | 23.9 75 | 31.1 88 | 2000-2500 6562-8202 | 16.0 9.9 | 21.7 71 | ||||||||||||||
11 | 26.7 80 | 760.1 29.93 1013.38 1013.38 | 761.8 29.99 1015.65 1015.65 | 0.0 0 0 0 | 74 | Wind blowing from the south | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 100%. 10/10. 8 oktas | 1500-2000 4921-6562 | 16.0 9.9 | 21.7 71 | ||||||||||||||||||
08 | 23.9 75 | 760.1 29.93 1013.38 1013.38 | 761.8 29.99 1015.65 1015.65 | 0.3 0.01 0.4 0.4 | 82 | Wind blowing from the south | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 100%. 10/10. 8 oktas | 23.3 74 | 30.0 86 | 2500 or more, or no clouds. 8202 or more, or no clouds. | 16.0 9.9 | 20.6 69 | 1.0 0.04 | 6 | ||||||||||||||
05 | 23.3 74 | 759.8 29.91 1012.98 1012.98 | 761.5 29.98 1015.25 1015.25 | -0.5 -0.02 -0.67 -0.67 | 85 | Wind blowing from the south | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 70 – 80%. 7/10 – 8/10. 6 oktas | 1500-2000 4921-6562 | 16.0 9.9 | 20.6 69 | 1.0 0.04 | 3 | ||||||||||||||||
02 | 23.9 75 | 760.3 29.93 1013.65 1013.65 | 762.1 30 1016.05 1016.05 | -0.6 -0.02 -0.8 -0.8 | 76 | Wind blowing from the south | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft) | 100%. 10/10. 8 oktas | 19.4 67 | 26.7 80 | 1500-2000 4921-6562 | 16.0 9.9 | 19.4 67 | ||||||||||||||||
| August 26, Wednesday | 23 | 25.0 77 | 760.9 29.96 1014.45 1014.45 | 762.5 30.02 1016.58 1016.58 | 0.8 0.03 1.07 1.07 | 69 | Wind blowing from the south | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 100%. 10/10. 8 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 16.0 9.9 | 18.9 66 | |||||||||||||||||
20 | 26.7 80 | 760.1 29.93 1013.38 1013.38 | 761.6 29.98 1015.38 1015.38 | -0.8 -0.03 -1.07 -1.07 | 58 | Wind blowing from the south-southeast | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 70 – 80%. 7/10 – 8/10. 6 oktas | 19.4 67 | 30.0 86 | 2000-2500 6562-8202 | 16.0 9.9 | 17.8 64 | ||||||||||||||||
17 | 28.9 84 | 760.9 29.96 1014.45 1014.45 | 762.6 30.02 1016.72 1016.72 | -0.9 -0.04 -1.2 -1.2 | 49 | Wind blowing from the south | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 70 – 80%. 7/10 – 8/10. 6 oktas | 1500-2000 4921-6562 | 16.0 9.9 | 17.2 63 | ||||||||||||||||||
14 | 29.4 85 | 761.8 29.99 1015.65 1015.65 | 763.5 30.06 1017.92 1017.92 | -1.3 -0.05 -1.73 -1.73 | 45 | Wind blowing from the south | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft) | 50%. 5/10. 4 oktas | 21.1 70 | 29.4 85 | 1500-2000 4921-6562 | 16.0 9.9 | 16.1 61 | ||||||||||||||||