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 January 4, Sunday | 16 | 5.6 42 | 763.6 30.06 1018.05 1018.05 | 765.4 30.13 1020.45 1020.45 | 0.2 0.01 0.27 0.27 | 38 | Wind blowing from the north-west | Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft) | 20–30%. 2/10–3/10. 2 oktas | 1500-2000 4921-6562 | 16.0 9.9 | -7.8 18 | |||||||||||||||||
13 | 5.6 42 | 763.4 30.06 1017.78 1017.78 | 764.8 30.11 1019.65 1019.65 | -0.5 -0.02 -0.67 -0.67 | 30 | Wind blowing from the north-west | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 9 m/s 32 km/h 20 miles/hour 17 knots 5 Bft | 70 – 80%. 7/10 – 8/10. 6 oktas | 0.0 32 | 5.6 42 | 1500-2000 4921-6562 | 16.0 9.9 | -10.6 13 | |||||||||||||||
10 | 2.2 36 | 763.9 30.07 1018.45 1018.45 | 765.4 30.13 1020.45 1020.45 | 1.8 0.07 2.4 2.4 | 39 | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 100%. 10/10. 8 oktas | 2000-2500 6562-8202 | 16.0 9.9 | -10.6 13 | |||||||||||||||||||
07 | 0.6 33 | 762.1 30 1016.05 1016.05 | 763.6 30.06 1018.05 1018.05 | 0.7 0.03 0.93 0.93 | 42 | Wind blowing from the east | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 70 – 80%. 7/10 – 8/10. 6 oktas | 0.0 32 | 2.2 36 | 2000-2500 6562-8202 | 16.0 9.9 | -11.1 12 | ||||||||||||||||
04 | 0.6 33 | 761.4 29.98 1015.12 1015.12 | 762.8 30.03 1016.98 1016.98 | 1.1 0.04 1.47 1.47 | 43 | Wind blowing from the north-northeast | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 100%. 10/10. 8 oktas | 2000-2500 6562-8202 | 16.0 9.9 | -10.6 13 | ||||||||||||||||||
01 | 1.1 34 | 760.3 29.93 1013.65 1013.65 | 761.9 30 1015.78 1015.78 | 0.0 0 0 0 | 40 | Calm, no wind | Calm | 70 – 80%. 7/10 – 8/10. 6 oktas | 2.2 36 | 2500 or more, or no clouds. 8202 or more, or no clouds. | 16.0 9.9 | -11.1 12 | |||||||||||||||||
| January 3, Saturday | 22 | 1.1 34 | 760.3 29.93 1013.65 1013.65 | 761.8 29.99 1015.65 1015.65 | -0.6 -0.02 -0.8 -0.8 | 38 | Wind blowing from the north | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 100%. 10/10. 8 oktas | 2000-2500 6562-8202 | 16.0 9.9 | -11.7 11 | |||||||||||||||||
19 | 1.7 35 | 760.9 29.96 1014.45 1014.45 | 762.4 30.02 1016.45 1016.45 | 0.6 0.02 0.8 0.8 | 42 | Wind blowing from the north-northwest | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 100%. 10/10. 8 oktas | -2.7 27 | 1.7 35 | 2000-2500 6562-8202 | 16.0 9.9 | -10.0 14 | ||||||||||||||||
16 | 1.7 35 | 760.3 29.93 1013.65 1013.65 | 762.0 30 1015.92 1015.92 | -0.3 -0.01 -0.4 -0.4 | 50 | Wind blowing from the south | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 100%. 10/10. 8 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 16.0 9.9 | -7.8 18 | ||||||||||||||||||