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 | |
| 2025 December 3, Wednesday | 22 | -2.8 27 | 756.4 29.78 1008.45 1008.45 | 765.0 30.12 1019.92 1019.92 | 0.3 0.01 0.4 0.4 | 89 | Calm, no wind | Calm | 50%. 5/10. 4 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 16.0 9.9 | -4.4 24 | |||||||||||||||||
19 | -0.6 31 | 756.1 29.77 1008.05 1008.05 | 764.8 30.11 1019.65 1019.65 | 0.7 0.03 0.93 0.93 | 79 | Calm, no wind | Calm | no clouds no clouds no clouds | -1.1 30 | 6.7 44 | 16.0 9.9 | -3.9 25 | |||||||||||||||||
16 | 6.1 43 | 755.4 29.74 1007.12 1007.12 | 763.9 30.07 1018.45 1018.45 | -0.4 -0.02 -0.53 -0.53 | 49 | Wind blowing from the north-west | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | no clouds no clouds no clouds | 16.0 9.9 | -3.9 25 | |||||||||||||||||||
13 | 5.6 42 | 755.8 29.76 1007.65 1007.65 | 764.4 30.09 1019.12 1019.12 | -1.1 -0.04 -1.47 -1.47 | 51 | Wind blowing from the north | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 20–30%. 2/10–3/10. 2 oktas | -1.1 30 | 6.1 43 | 1000-1500 3281-4921 | 16.0 9.9 | -3.9 25 | ||||||||||||||||
10 | 3.9 39 | 756.9 29.8 1009.12 1009.12 | 765.3 30.13 1020.32 1020.32 | 1.5 0.06 2 2 | 55 | Wind blowing from the north-west | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 20–30%. 2/10–3/10. 2 oktas | 600-1000 1968-3281 | 16.0 9.9 | -4.4 24 | ||||||||||||||||||
07 | 0.0 32 | 755.4 29.74 1007.12 1007.12 | 763.9 30.07 1018.45 1018.45 | 1.3 0.05 1.73 1.73 | 64 | 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 | -0.6 31 | 4.4 40 | 600-1000 1968-3281 | 16.0 9.9 | -6.1 21 | ||||||||||||||||
04 | 0.6 33 | 754.1 29.69 1005.38 1005.38 | 762.7 30.03 1016.85 1016.85 | 1.3 0.05 1.73 1.73 | 61 | Wind blowing from the north-west | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 20–30%. 2/10–3/10. 2 oktas | 1000-1500 3281-4921 | 16.0 9.9 | -6.1 21 | ||||||||||||||||||
01 | 1.7 35 | 752.8 29.64 1003.65 1003.65 | 761.4 29.98 1015.12 1015.12 | 1.7 0.07 2.27 2.27 | 67 | 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 | 0.6 33 | 4.4 40 | 1000-1500 3281-4921 | 16.0 9.9 | -3.9 25 | ||||||||||||||||