Weather archive in Bethlehem / Lehigh Valley (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 September 18, Thursday | 20 | 22.8 73 | 750.2 29.54 1000.18 1000.18 | 760.3 29.93 1013.65 1013.65 | 0.7 0.03 0.93 0.93 | 50 | Wind blowing from the north | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | no clouds no clouds no clouds | 15.0 59 | 30.0 86 | 16.0 9.9 | 11.7 53 | ||||||||||||||||
17 | 29.4 85 | 749.5 29.51 999.25 999.25 | 759.4 29.9 1012.45 1012.45 | -0.9 -0.04 -1.2 -1.2 | 29 | Wind blowing from the north-northwest | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | no clouds no clouds no clouds | 16.0 9.9 | 9.4 49 | |||||||||||||||||||
14 | 28.3 83 | 750.4 29.54 1000.45 1000.45 | 760.5 29.94 1013.92 1013.92 | -1.6 -0.06 -2.13 -2.13 | 37 | Wind blowing from the west | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | no clouds no clouds no clouds | 17.2 63 | 28.3 83 | 16.0 9.9 | 12.2 54 | |||||||||||||||||
11 | 23.3 74 | 752.0 29.61 1002.58 1002.58 | 762.0 30 1015.92 1015.92 | -0.2 -0.01 -0.27 -0.27 | 64 | Wind blowing from the west-southwest | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | no clouds no clouds no clouds | 16.0 9.9 | 16.1 61 | |||||||||||||||||||
08 | 17.2 63 | 752.2 29.61 1002.85 1002.85 | 762.3 30.01 1016.32 1016.32 | 0.5 0.02 0.67 0.67 | 93 | Calm, no wind | Calm | no clouds no clouds no clouds | 15.0 59 | 23.3 74 | 16.0 9.9 | 16.1 61 | |||||||||||||||||
05 | 16.1 61 | 751.7 29.59 1002.18 1002.18 | 761.9 30 1015.78 1015.78 | -0.5 -0.02 -0.67 -0.67 | 97 | Calm, no wind | Calm | 100%. 10/10. 8 oktas | 1000-1500 3281-4921 | 16.0 9.9 | 15.6 60 | ||||||||||||||||||
02 | 17.2 63 | 752.2 29.61 1002.85 1002.85 | 762.3 30.01 1016.32 1016.32 | 93 | 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 | 15.6 60 | 19.4 67 | 300-600 984-1968 | 16.0 9.9 | 16.1 61 | 0.3 0.01 | 6 | |||||||||||||||
| September 17, Wednesday | 20 | 19.4 67 | 752.8 29.64 1003.65 1003.65 | 762.9 30.04 1017.12 1017.12 | 0.3 0.01 0.4 0.4 | 79 | Wind blowing from the east-northeast | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 100%. 10/10. 8 oktas | 15.6 60 | 23.3 74 | 600-1000 1968-3281 | 16.0 9.9 | 15.6 60 | |||||||||||||||