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 December 4, Thursday | 11 | 2.2 36 | 660.5 26 880.59 880.59 | 764.7 30.11 1019.52 1019.52 | -0.5 -0.02 -0.67 -0.67 | 59 | Wind blowing from the west-northwest | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 100%. 10/10. 8 oktas | 0.0 32 | 2.8 37 | 1500-2000 4921-6562 | 16.0 9.9 | -5.0 23 | |||||||||||||||
08 | 2.2 36 | 661.0 26.02 881.26 881.26 | 765.4 30.13 1020.45 1020.45 | -0.6 -0.02 -0.8 -0.8 | 57 | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 100%. 10/10. 8 oktas | 1000-1500 3281-4921 | 16.0 9.9 | -5.6 22 | |||||||||||||||||||
05 | 1.1 34 | 661.6 26.05 882.06 882.06 | 766.2 30.17 1021.52 1021.52 | -0.3 -0.01 -0.4 -0.4 | 59 | Wind blowing from the west | Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft) | 12 m/s 43 km/h 27 miles/hour 23 knots 6 Bft | 50%. 5/10. 4 oktas | 0.6 33 | 1.7 35 | 1000-1500 3281-4921 | 16.0 9.9 | -6.1 21 | |||||||||||||||
02 | 1.1 34 | 661.9 26.06 882.46 882.46 | 766.5 30.18 1021.92 1021.92 | -0.4 -0.02 -0.53 -0.53 | 59 | Wind blowing from the west | Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft) | 13 m/s 47 km/h 29 miles/hour 25 knots 6 Bft | 100%. 10/10. 8 oktas | 1000-1500 3281-4921 | 16.0 9.9 | -6.1 21 | |||||||||||||||||
| December 3, Wednesday | 23 | 1.1 34 | 662.3 26.07 882.99 882.99 | 766.9 30.19 1022.45 1022.45 | 0.0 0 0 0 | 59 | Wind blowing from the west | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft) | 11 m/s 40 km/h 25 miles/hour 21 mile/hour 6 Bft | 100%. 10/10. 8 oktas | 1.1 34 | 1000-1500 3281-4921 | 16.0 9.9 | -6.1 21 | |||||||||||||||
20 | 0.6 33 | 662.3 26.07 882.99 882.99 | 767.5 30.22 1023.25 1023.25 | -0.2 -0.01 -0.27 -0.27 | 61 | Wind blowing from the west | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft) | 11 m/s 40 km/h 25 miles/hour 21 mile/hour 6 Bft | 100%. 10/10. 8 oktas | 1000-1500 3281-4921 | 16.0 9.9 | -6.1 21 | |||||||||||||||||
17 | 0.6 33 | 662.5 26.08 883.26 883.26 | 767.5 30.22 1023.25 1023.25 | -0.5 -0.02 -0.67 -0.67 | 61 | Wind blowing from the west-northwest | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 70 – 80%. 7/10 – 8/10. 6 oktas | -2.1 28 | 1.7 35 | 1000-1500 3281-4921 | 16.0 9.9 | -6.1 21 | ||||||||||||||||
14 | 1.7 35 | 663.0 26.1 883.93 883.93 | 767.7 30.22 1023.52 1023.52 | -1.3 -0.05 -1.73 -1.73 | 57 | 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 | -6.1 21 | ||||||||||||||||||||
11 | 1.1 34 | 664.3 26.15 885.66 885.66 | 769.5 30.3 1025.92 1025.92 | 0.2 0.01 0.27 0.27 | 59 | Wind blowing from the west | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 11 m/s 40 km/h 25 miles/hour 21 mile/hour 6 Bft | 50%. 5/10. 4 oktas | -3.9 25 | 1.7 35 | 1000-1500 3281-4921 | 16.0 9.9 | -6.1 21 | |||||||||||||||