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 | |
| 2024 December 19, Thursday | 05 | 3.9 39 | 667.1 26.26 889.39 889.39 | 771.1 30.36 1028.05 1028.05 | 2.1 0.08 2.8 2.8 | 43 | 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 | 2.8 37 | 12.8 55 | 16.0 9.9 | -7.8 18 | ||||||||||||||||
02 | 4.4 40 | 665.0 26.18 886.59 886.59 | 768.4 30.25 1024.45 1024.45 | 0.9 0.04 1.2 1.2 | 40 | Wind blowing from the west | Fresh breeze (9 m/s) (32 km/h) (20 miles/hour) (17 knots) (5 Bft) | no clouds no clouds no clouds | 16.0 9.9 | -8.3 17 | |||||||||||||||||||
| December 18, Wednesday | 23 | 5.6 42 | 664.1 26.15 885.39 885.39 | 768.2 30.24 1024.18 1024.18 | 1.1 0.04 1.47 1.47 | 40 | Wind blowing from the west | Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft) | 12 m/s 43 km/h 27 miles/hour 23 knots 6 Bft | no clouds no clouds no clouds | -1.6 29 | 8.3 47 | 16.0 9.9 | -7.2 19 | |||||||||||||||
20 | 6.1 43 | 663.0 26.1 883.93 883.93 | 767.1 30.2 1022.72 1022.72 | 4.5 0.18 6 6 | 40 | Wind blowing from the west-northwest | Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft) | 13 m/s 47 km/h 29 miles/hour 25 knots 6 Bft | 70 – 80%. 7/10 – 8/10. 6 oktas | 2000-2500 6562-8202 | 16.0 9.9 | -6.7 20 | |||||||||||||||||
17 | 8.3 47 | 658.5 25.93 877.93 877.93 | 761.9 30 1015.78 1015.78 | 1.6 0.06 2.13 2.13 | 42 | Wind blowing from the west-southwest | Near gale (16 m/s) (58 km/h) (36 miles/hour) (31 mile/hour) (7 Bft) | 27 m/s 97 km/h 60 miles/hour 52 knots 10 Bft | 20–30%. 2/10–3/10. 2 oktas | -1.6 29 | 12.8 55 | 2000-2500 6562-8202 | 16.0 9.9 | -3.9 25 | |||||||||||||||
14 | 11.7 53 | 656.9 25.86 875.79 875.79 | 759.7 29.91 1012.85 1012.85 | -2.3 -0.09 -3.07 -3.07 | 35 | Wind blowing from the west | Fresh breeze (9 m/s) (32 km/h) (20 miles/hour) (17 knots) (5 Bft) | 17 m/s 61 km/h 38 miles/hour 33 knots 7 Bft | 70 – 80%. 7/10 – 8/10. 6 oktas | 1500-2000 4921-6562 | 16.0 9.9 | -3.3 26 | |||||||||||||||||
11 | 2.8 37 | 659.2 25.95 878.86 878.86 | 763.6 30.06 1018.05 1018.05 | -1.5 -0.06 -2 -2 | 82 | 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 | -2.8 27 | 2.8 37 | 2000-2500 6562-8202 | 16.0 9.9 | 0.0 32 | ||||||||||||||||
08 | 0.0 32 | 660.7 26.01 880.86 880.86 | 765.7 30.15 1020.85 1020.85 | -1.8 -0.07 -2.4 -2.4 | 85 | Wind blowing from the west | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | no clouds no clouds no clouds | 16.0 9.9 | -2.2 28 | |||||||||||||||||||
05 | -1.7 29 | 662.5 26.08 883.26 883.26 | 768.1 30.24 1024.05 1024.05 | -1.6 -0.06 -2.13 -2.13 | 89 | Wind blowing from the west | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 70 – 80%. 7/10 – 8/10. 6 oktas | -2.2 28 | -1.1 30 | 1500-2000 4921-6562 | 14.0 8.7 | -3.3 26 | ||||||||||||||||