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 February 18, Wednesday | 07 | 2.8 37 | 751.3 29.58 1001.65 1001.65 | 759.8 29.91 1012.98 1012.98 | -1.0 -0.04 -1.33 -1.33 | 96 | Wind blowing from the west | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 100%. 10/10. 8 oktas | Mist. | 1.7 35 | 2500 or more, or no clouds. 8202 or more, or no clouds. | 6.0 3.7 | 2.2 36 | |||||||||||||||
04 | 3.3 38 | 752.3 29.62 1002.98 1002.98 | 760.9 29.96 1014.45 1014.45 | -1.6 -0.06 -2.13 -2.13 | 97 | Wind blowing from the north-west | 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. | 11.0 6.8 | 2.8 37 | ||||||||||||||||||
01 | 4.4 40 | 753.9 29.68 1005.12 1005.12 | 762.4 30.02 1016.45 1016.45 | -1.5 -0.06 -2 -2 | 93 | Wind blowing from the east | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 100%. 10/10. 8 oktas | -0.5 31 | 5.6 42 | 2500 or more, or no clouds. 8202 or more, or no clouds. | 14.0 8.7 | 3.3 38 | ||||||||||||||||
| February 17, Tuesday | 22 | 1.7 35 | 755.4 29.74 1007.12 1007.12 | 763.9 30.07 1018.45 1018.45 | -0.7 -0.03 -0.93 -0.93 | 96 | Calm, no wind | Calm | 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 34 | |||||||||||||||||
19 | 5.6 42 | 756.1 29.77 1008.05 1008.05 | 764.7 30.11 1019.52 1019.52 | 0.3 0.01 0.4 0.4 | 85 | Wind blowing from the east | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 100%. 10/10. 8 oktas | -0.5 31 | 11.7 53 | 2500 or more, or no clouds. 8202 or more, or no clouds. | 16.0 9.9 | 3.3 38 | ||||||||||||||||
16 | 10.6 51 | 755.8 29.76 1007.65 1007.65 | 764.4 30.09 1019.12 1019.12 | -1.3 -0.05 -1.73 -1.73 | 61 | Wind blowing from the south-southeast | 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 | 3.3 38 | ||||||||||||||||||
13 | 5.6 42 | 757.1 29.81 1009.38 1009.38 | 765.6 30.14 1020.72 1020.72 | -1.1 -0.04 -1.47 -1.47 | 82 | Wind blowing from the south-west | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 70 – 80%. 7/10 – 8/10. 6 oktas | 1.7 35 | 6.1 43 | 200-300 656-984 | 11.0 6.8 | 2.8 37 | ||||||||||||||||
10 | 2.8 37 | 758.2 29.85 1010.85 1010.85 | 766.6 30.18 1022.05 1022.05 | -0.2 -0.01 -0.27 -0.27 | 96 | Wind blowing from the south-southwest | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 100%. 10/10. 8 oktas | Mist. | 50-100 164-328 | 1.2 0.8 | 2.2 36 | |||||||||||||||||
07 | 1.7 35 | 758.4 29.86 1011.12 1011.12 | 766.9 30.19 1022.45 1022.45 | 0.8 0.03 1.07 1.07 | 96 | Wind blowing from the south-southwest | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | Sky obscured by fog and/or other meteorological phenomena. Sky obscured by fog and/or other meteorological phenomena. Sky obscured by fog and/or other meteorological phenomena. | Fog or ice fog in patches. | -0.6 31 | 8.3 47 | 50-100 164-328 | 0.8 0.5 | 1.1 34 | |||||||||||||||