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 | |
| 2026 April 9, Thursday | 03 | 3.3 38 | 659.8 25.98 879.66 879.66 | 762.3 30.01 1016.32 1016.32 | 1.1 0.04 1.47 1.47 | 48 | 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 | -6.7 20 | ||||||||||||||||||
00 | 3.9 39 | 658.7 25.93 878.19 878.19 | 761.7 29.99 1015.52 1015.52 | 1.1 0.04 1.47 1.47 | 46 | Wind blowing from the west-southwest | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | no clouds no clouds no clouds | -2.1 28 | 14.4 58 | 16.0 9.9 | -6.7 20 | |||||||||||||||||
| April 8, Wednesday | 21 | 10.6 51 | 657.6 25.89 876.73 876.73 | 760.2 29.93 1013.52 1013.52 | -0.4 -0.02 -0.53 -0.53 | 28 | Wind blowing from the west-southwest | 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 | -7.2 19 | ||||||||||||||||||
18 | 14.4 58 | 658.0 25.91 877.26 877.26 | 760.6 29.94 1014.05 1014.05 | -1.8 -0.07 -2.4 -2.4 | 21 | Wind blowing from the east-southeast | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 20–30%. 2/10–3/10. 2 oktas | -2.1 28 | 15.0 59 | 2500 or more, or no clouds. 8202 or more, or no clouds. | 16.0 9.9 | -7.8 18 | ||||||||||||||||
15 | 12.8 55 | 659.8 25.98 879.66 879.66 | 762.7 30.03 1016.85 1016.85 | -2.1 -0.08 -2.8 -2.8 | 26 | Wind blowing from the east | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft | no clouds no clouds no clouds | 16.0 9.9 | -6.1 21 | ||||||||||||||||||
12 | 6.1 43 | 661.9 26.06 882.46 882.46 | 765.5 30.14 1020.58 1020.58 | -0.6 -0.02 -0.8 -0.8 | 38 | Wind blowing from the east-northeast | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | no clouds no clouds no clouds | -2.8 27 | 6.7 44 | 16.0 9.9 | -7.2 19 | |||||||||||||||||
09 | 1.7 35 | 662.5 26.08 883.26 883.26 | 766.6 30.18 1022.05 1022.05 | 0.6 0.02 0.8 0.8 | 54 | Wind blowing from the west-northwest | 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 | -6.7 20 | |||||||||||||||||||
06 | -2.2 28 | 661.9 26.06 882.46 882.46 | 764.7 30.11 1019.52 1019.52 | 1.2 0.05 1.6 1.6 | 69 | Wind blowing from the west-southwest | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | no clouds no clouds no clouds | -2.2 28 | 16.0 9.9 | -7.2 19 | ||||||||||||||||||
03 | 0.0 32 | 660.7 26.01 880.86 880.86 | 763.0 30.04 1017.25 1017.25 | 2.4 0.09 3.2 3.2 | 66 | Wind blowing from the west | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | no clouds no clouds no clouds | 16.0 9.9 | -5.6 22 | |||||||||||||||||||