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 January 19, Sunday | 22 | -3.3 26 | 752.5 29.63 1003.25 1003.25 | 754.0 29.69 1005.25 1005.25 | -1.2 -0.05 -1.6 -1.6 | 96 | Wind blowing from the north | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft) | 10 m/s 36 km/h 22 mph 19 knots 5 Bft | Continuous fall of snowflakes, slight at time of observation. | 300-600 984-1968 | 1.2 0.8 | -3.9 25 | 3.0 0.12 | 3 | ||||||||||||||
19 | -0.6 31 | 753.7 29.67 1004.85 1004.85 | 755.2 29.73 1006.85 1006.85 | -0.3 -0.01 -0.4 -0.4 | 92 | Wind blowing from the north | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 100%. 10/10. 8 oktas | Continuous fall of snowflakes, slight at time of observation. | -1.1 30 | 5.6 42 | 100-200 328-656 | 2.8 1.7 | -1.7 29 | 0.8 0.03 | 6 | |||||||||||||
16 | 3.3 38 | 754.0 29.69 1005.25 1005.25 | 755.4 29.74 1007.12 1007.12 | -1.3 -0.05 -1.73 -1.73 | 68 | Wind blowing from the north-northeast | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 70 – 80%. 7/10 – 8/10. 6 oktas | 1000-1500 3281-4921 | 16.0 9.9 | -2.2 28 | ||||||||||||||||||
13 | 4.4 40 | 755.3 29.74 1006.98 1006.98 | 756.7 29.79 1008.85 1008.85 | -0.2 -0.01 -0.27 -0.27 | 70 | Wind blowing from the north-west | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 70 – 80%. 7/10 – 8/10. 6 oktas | -1.1 30 | 5.6 42 | 600-1000 1968-3281 | 16.0 9.9 | -0.6 31 | ||||||||||||||||
10 | 4.4 40 | 755.5 29.74 1007.25 1007.25 | 757.0 29.8 1009.25 1009.25 | 1.2 0.05 1.6 1.6 | 86 | Wind blowing from the north-northwest | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 50%. 5/10. 4 oktas | 1500-2000 4921-6562 | 16.0 9.9 | 2.2 36 | ||||||||||||||||||
07 | -1.1 30 | 754.3 29.7 1005.65 1005.65 | 755.6 29.75 1007.38 1007.38 | 1.3 0.05 1.73 1.73 | 100 | Calm, no wind | Calm | 50%. 5/10. 4 oktas | Mist. | -1.1 30 | 5.0 41 | Less than 50 Less than 50 | 8.0 5.0 | -1.1 30 | |||||||||||||||
04 | 1.7 35 | 753.0 29.65 1003.92 1003.92 | 754.3 29.7 1005.65 1005.65 | 0.2 0.01 0.27 0.27 | 100 | 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 | Mist. | 50-100 164-328 | 8.0 5.0 | 1.7 35 | |||||||||||||||||
01 | 3.3 38 | 752.8 29.64 1003.65 1003.65 | 754.1 29.69 1005.38 1005.38 | -1.7 -0.07 -2.27 -2.27 | 100 | Wind blowing from the west-northwest | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 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 | 5.0 41 | 50-100 164-328 | 0.8 0.5 | 3.3 38 | 6.0 0.24 | 6 | ||||||||||||||
| January 18, Saturday | 22 | 4.4 40 | 754.5 29.7 1005.92 1005.92 | 755.8 29.76 1007.65 1007.65 | -2.3 -0.09 -3.07 -3.07 | 100 | Calm, no wind | Calm | 100%. 10/10. 8 oktas | Rain, not freezing, continuous, slight at time of observation. | 50-100 164-328 | 6.0 3.7 | 4.4 40 | 4.0 0.16 | 3 | ||||||||||||||