Weather archive in Washington / Dulles (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 January 6, Tuesday | 01 | 2.2 36 | 752.6 29.63 1003.38 1003.38 | 761.1 29.96 1014.72 1014.72 | -1.0 -0.04 -1.33 -1.33 | 82 | Wind blowing from the south | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 100%. 10/10. 8 oktas | 3.9 39 | 2500 or more, or no clouds. 8202 or more, or no clouds. | 16.0 9.9 | -0.6 31 | ||||||||||||||||
| January 5, Monday | 22 | 2.2 36 | 753.6 29.67 1004.72 1004.72 | 762.1 30 1016.05 1016.05 | -0.5 -0.02 -0.67 -0.67 | 79 | Wind blowing from the south-southwest | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 70 – 80%. 7/10 – 8/10. 6 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 16.0 9.9 | -1.1 30 | |||||||||||||||||
19 | 3.9 39 | 754.1 29.69 1005.38 1005.38 | 762.7 30.03 1016.85 1016.85 | -0.2 -0.01 -0.27 -0.27 | 67 | Wind blowing from the south-southwest | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 70 – 80%. 7/10 – 8/10. 6 oktas | -6.0 21 | 5.6 42 | 600-1000 1968-3281 | 16.0 9.9 | -1.7 29 | ||||||||||||||||
16 | 5.6 42 | 754.3 29.7 1005.65 1005.65 | 762.9 30.04 1017.12 1017.12 | -2.1 -0.08 -2.8 -2.8 | 51 | 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 | 600-1000 1968-3281 | 16.0 9.9 | -3.9 25 | ||||||||||||||||||
13 | 3.9 39 | 756.4 29.78 1008.45 1008.45 | 765.0 30.12 1019.92 1019.92 | -2.5 -0.1 -3.33 -3.33 | 53 | 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 | -2.8 27 | 3.9 39 | 600-1000 1968-3281 | 16.0 9.9 | -5.0 23 | ||||||||||||||||
10 | 0.0 32 | 758.9 29.88 1011.78 1011.78 | 767.5 30.22 1023.25 1023.25 | -0.2 -0.01 -0.27 -0.27 | 69 | 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 | 2500 or more, or no clouds. 8202 or more, or no clouds. | 16.0 9.9 | -5.0 23 | ||||||||||||||||||
07 | -2.8 27 | 759.1 29.89 1012.05 1012.05 | 767.8 30.23 1023.65 1023.65 | -0.6 -0.02 -0.8 -0.8 | 75 | Wind blowing from the south-southeast | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 70 – 80%. 7/10 – 8/10. 6 oktas | -6.1 21 | 5.6 42 | 2500 or more, or no clouds. 8202 or more, or no clouds. | 16.0 9.9 | -6.7 20 | ||||||||||||||||
04 | -3.3 26 | 759.7 29.91 1012.85 1012.85 | 768.1 30.24 1024.05 1024.05 | 0.6 0.02 0.8 0.8 | 75 | Wind blowing from the south | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 100%. 10/10. 8 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 16.0 9.9 | -7.2 19 | ||||||||||||||||||
01 | -3.3 26 | 759.1 29.89 1012.05 1012.05 | 767.9 30.23 1023.78 1023.78 | -0.8 -0.03 -1.07 -1.07 | 75 | Wind blowing from the south | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 70 – 80%. 7/10 – 8/10. 6 oktas | -3.3 26 | 2.2 36 | 2500 or more, or no clouds. 8202 or more, or no clouds. | 16.0 9.9 | -7.2 19 | ||||||||||||||||