Weather archive in Helena (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 January 18, Saturday | 17 | -11.7 11 | 669.6 26.36 892.73 892.73 | 778.9 30.67 1038.45 1038.45 | -1.3 -0.05 -1.73 -1.73 | 58 | Wind blowing from the east | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 100%. 10/10. 8 oktas | -13.9 7 | -10.0 14 | 1500-2000 4921-6562 | 16.0 9.9 | -18.3 -1 | |||||||||||||||
14 | -11.1 12 | 670.9 26.41 894.46 894.46 | 780.1 30.71 1040.05 1040.05 | -1.6 -0.06 -2.13 -2.13 | 56 | Wind blowing from the north-northeast | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 70 – 80%. 7/10 – 8/10. 6 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 16.0 9.9 | -18.3 -1 | ||||||||||||||||||
11 | -10.6 13 | 672.5 26.48 896.59 896.59 | 781.7 30.78 1042.18 1042.18 | 1.1 0.04 1.47 1.47 | 61 | Wind blowing from the north | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft) | no clouds no clouds no clouds | -13.9 7 | -9.4 15 | 16.0 9.9 | -16.7 2 | |||||||||||||||||
08 | -11.7 11 | 671.4 26.43 895.13 895.13 | 780.4 30.72 1040.45 1040.45 | 1.4 0.06 1.87 1.87 | 81 | Wind blowing from the west-northwest | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 100%. 10/10. 8 oktas | 1000-1500 3281-4921 | 14.0 8.7 | -14.4 6 | ||||||||||||||||||
05 | -13.3 8 | 670.0 26.38 893.26 893.26 | 778.8 30.66 1038.31 1038.31 | 1.5 0.06 2 2 | 80 | Wind blowing from the west-northwest | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 100%. 10/10. 8 oktas | -13.9 7 | 1000-1500 3281-4921 | 16.0 9.9 | -16.1 3 | |||||||||||||||||
02 | -11.1 12 | 668.5 26.32 891.26 891.26 | 776.5 30.57 1035.25 1035.25 | 0.9 0.04 1.2 1.2 | 80 | Wind blowing from the west | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 70 – 80%. 7/10 – 8/10. 6 oktas | 1500-2000 4921-6562 | 16.0 9.9 | -13.9 7 | ||||||||||||||||||
| January 17, Friday | 23 | -9.4 15 | 667.6 26.28 890.06 890.06 | 775.2 30.52 1033.52 1033.52 | 1.0 0.04 1.33 1.33 | 77 | Wind blowing from the west | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 100%. 10/10. 8 oktas | -9.4 15 | 1000-1500 3281-4921 | 16.0 9.9 | -12.8 9 | ||||||||||||||||
20 | -9.4 15 | 666.6 26.24 888.73 888.73 | 774.4 30.49 1032.45 1032.45 | 0.5 0.02 0.67 0.67 | 70 | Wind blowing from the west | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 100%. 10/10. 8 oktas | 1500-2000 4921-6562 | 16.0 9.9 | -13.9 7 | ||||||||||||||||||
17 | -8.3 17 | 666.1 26.22 888.06 888.06 | 772.9 30.43 1030.45 1030.45 | 0.2 0.01 0.27 0.27 | 64 | Wind blowing from the north-northwest | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 100%. 10/10. 8 oktas | -8.3 17 | -2.2 28 | 1500-2000 4921-6562 | 16.0 9.9 | -13.9 7 | ||||||||||||||||