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 | |
| 2026 September 4, Friday | 02 | 21.7 71 | 748.7 29.48 998.18 998.18 | 758.5 29.86 1011.25 1011.25 | -0.8 -0.03 -1.07 -1.07 | 94 | Wind blowing from the south-west | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | no clouds no clouds no clouds | 19.4 67 | 26.7 80 | 16.0 9.9 | 20.6 69 | 10.0 0.39 | 6 | ||||||||||||||
| September 3, Thursday | 23 | 24.4 76 | 749.5 29.51 999.25 999.25 | 759.5 29.9 1012.58 1012.58 | 0.0 0 0 0 | 85 | 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 | 1000-1500 3281-4921 | 16.0 9.9 | 21.7 71 | |||||||||||||||||
20 | 26.1 79 | 749.5 29.51 999.25 999.25 | 759.4 29.9 1012.45 1012.45 | 0.6 0.02 0.8 0.8 | 74 | 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 | 19.4 67 | 30.6 87 | 16.0 9.9 | 21.1 70 | |||||||||||||||||
17 | 30.6 87 | 748.9 29.48 998.45 998.45 | 759.1 29.89 1012.05 1012.05 | -1.3 -0.05 -1.73 -1.73 | 59 | Wind blowing from the west | 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 | 21.7 71 | |||||||||||||||||||
14 | 28.9 84 | 750.2 29.54 1000.18 1000.18 | 760.3 29.93 1013.65 1013.65 | -2.0 -0.08 -2.67 -2.67 | 63 | Wind blowing from the west | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | no clouds no clouds no clouds | 20.0 68 | 28.9 84 | 16.0 9.9 | 21.1 70 | |||||||||||||||||
11 | 23.9 75 | 752.2 29.61 1002.85 1002.85 | 762.2 30.01 1016.18 1016.18 | 0.7 0.03 0.93 0.93 | 82 | Wind blowing from the 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 | 20.6 69 | ||||||||||||||||||
08 | 20.6 69 | 751.5 29.59 1001.92 1001.92 | 761.5 29.98 1015.25 1015.25 | -0.5 -0.02 -0.67 -0.67 | 93 | Calm, no wind | Calm | 100%. 10/10. 8 oktas | 19.4 67 | 22.8 73 | 100-200 328-656 | 16.0 9.9 | 19.4 67 | 10.0 0.39 | 6 | ||||||||||||||
05 | 19.4 67 | 752.0 29.61 1002.58 1002.58 | 762.0 30 1015.92 1015.92 | -1.0 -0.04 -1.33 -1.33 | 97 | Wind blowing from the west-northwest | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 20–30%. 2/10–3/10. 2 oktas | Rain, not freezing, continuous, slight at time of observation. | 2500 or more, or no clouds. 8202 or more, or no clouds. | 16.0 9.9 | 18.9 66 | 10.0 0.39 | 3 | |||||||||||||||
02 | 20.0 68 | 753.0 29.65 1003.92 1003.92 | 763.1 30.04 1017.38 1017.38 | -1.0 -0.04 -1.33 -1.33 | 96 | Calm, no wind | Calm | 100%. 10/10. 8 oktas | Thunderstorm, slight or moderate, with no precipitation. | 20.0 68 | 2500 or more, or no clouds. 8202 or more, or no clouds. | 12.0 7.5 | 19.4 67 | 15.0 0.59 | 6 | ||||||||||||||