Weather archive in Portland (airport), Maine
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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 4, Thursday | 22 | -11.1 12 | 764.7 30.11 1019.52 1019.52 | 766.0 30.16 1021.25 1021.25 | 3.1 0.12 4.13 4.13 | 46 | Wind blowing from the west-northwest | Fresh breeze (9 m/s) (32 km/h) (20 miles/hour) (17 knots) (5 Bft) | 14 m/s 50 km/h 31 mile/hour 27 knots 7 Bft | 50%. 5/10. 4 oktas | 1000-1500 3281-4921 | 16.0 9.9 | -20.6 -5 | ||||||||||||||||
19 | -7.2 19 | 761.6 29.98 1015.38 1015.38 | 763.1 30.04 1017.38 1017.38 | 5.5 0.22 7.33 7.33 | 49 | Wind blowing from the north-west | Fresh breeze (9 m/s) (32 km/h) (20 miles/hour) (17 knots) (5 Bft) | 12 m/s 43 km/h 27 miles/hour 23 knots 6 Bft | 50%. 5/10. 4 oktas | -7.2 19 | 3.3 38 | 2500 or more, or no clouds. 8202 or more, or no clouds. | 16.0 9.9 | -16.1 3 | Trace of precipitation Trace of precipitation | 6 | |||||||||||||
16 | 0.0 32 | 756.1 29.77 1008.05 1008.05 | 757.5 29.82 1009.92 1009.92 | 1.8 0.07 2.4 2.4 | 54 | Wind blowing from the west-northwest | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 12 m/s 43 km/h 27 miles/hour 23 knots 6 Bft | 70 – 80%. 7/10 – 8/10. 6 oktas | 2000-2500 6562-8202 | 16.0 9.9 | -8.3 17 | Trace of precipitation Trace of precipitation | 3 | |||||||||||||||
13 | 2.8 37 | 754.3 29.7 1005.65 1005.65 | 755.8 29.76 1007.65 1007.65 | -1.5 -0.06 -2 -2 | 65 | Wind blowing from the west | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft) | 8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft | 20–30%. 2/10–3/10. 2 oktas | -3.9 25 | 2.8 37 | 1500-2000 4921-6562 | 16.0 9.9 | -3.3 26 | |||||||||||||||
10 | 0.6 33 | 755.8 29.76 1007.65 1007.65 | 757.3 29.81 1009.65 1009.65 | -1.5 -0.06 -2 -2 | 70 | Wind blowing from the west-southwest | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 100%. 10/10. 8 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 16.0 9.9 | -4.4 24 | ||||||||||||||||||
07 | -1.1 30 | 757.3 29.81 1009.65 1009.65 | 758.6 29.87 1011.38 1011.38 | -0.5 -0.02 -0.67 -0.67 | 72 | Wind blowing from the south-west | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 100%. 10/10. 8 oktas | -5.0 23 | 2.2 36 | 1500-2000 4921-6562 | 16.0 9.9 | -5.6 22 | ||||||||||||||||
04 | -1.7 29 | 757.8 29.83 1010.32 1010.32 | 759.3 29.89 1012.32 1012.32 | -1.6 -0.06 -2.13 -2.13 | 69 | Wind blowing from the south-west | 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 | -6.7 20 | ||||||||||||||||||
01 | -2.2 28 | 759.4 29.9 1012.45 1012.45 | 760.6 29.94 1014.05 1014.05 | -0.7 -0.03 -0.93 -0.93 | 75 | Calm, no wind | Calm | 70 – 80%. 7/10 – 8/10. 6 oktas | -5.0 23 | -0.6 31 | 2500 or more, or no clouds. 8202 or more, or no clouds. | 16.0 9.9 | -6.1 21 | ||||||||||||||||
| December 3, Wednesday | 22 | -2.8 27 | 760.1 29.93 1013.38 1013.38 | 761.6 29.98 1015.38 1015.38 | -0.2 -0.01 -0.27 -0.27 | 85 | Calm, no wind | Calm | 100%. 10/10. 8 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 16.0 9.9 | -5.0 23 | |||||||||||||||||