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 June 20, Saturday | 00 | 17.8 64 | 658.5 25.93 877.93 877.93 | 758.5 29.86 1011.25 1011.25 | 0.2 0.01 0.27 0.27 | 48 | Wind blowing from the west | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | no clouds no clouds no clouds | 9.4 49 | 25.6 78 | 16.0 9.9 | 6.7 44 | ||||||||||||||||
| June 19, Friday | 21 | 22.2 72 | 658.3 25.92 877.66 877.66 | 758.4 29.86 1011.12 1011.12 | -1.1 -0.04 -1.47 -1.47 | 34 | Calm, no wind | Calm | no clouds no clouds no clouds | 16.0 9.9 | 5.6 42 | ||||||||||||||||||
18 | 25.6 78 | 659.4 25.96 879.13 879.13 | 759.7 29.91 1012.85 1012.85 | 25 | Wind blowing from the east-northeast | Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft) | no clouds no clouds no clouds | 9.4 49 | 25.6 78 | 16.0 9.9 | 3.9 39 | ||||||||||||||||||
12 | 19.4 67 | 662.3 26.07 882.99 882.99 | 763.3 30.05 1017.65 1017.65 | -1.6 -0.06 -2.13 -2.13 | 44 | Wind blowing from the north-northeast | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | no clouds no clouds no clouds | 8.3 47 | 19.4 67 | 16.0 9.9 | 6.7 44 | |||||||||||||||||
09 | 13.3 56 | 663.9 26.14 885.13 885.13 | 765.5 30.14 1020.58 1020.58 | -0.2 -0.01 -0.27 -0.27 | 62 | Wind blowing from the north-northeast | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | no clouds no clouds no clouds | 16.0 9.9 | 6.1 43 | |||||||||||||||||||
06 | 9.4 49 | 664.1 26.15 885.39 885.39 | 765.7 30.15 1020.85 1020.85 | -0.2 -0.01 -0.27 -0.27 | 71 | 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 | 9.4 49 | 24.4 76 | 16.0 9.9 | 4.4 40 | |||||||||||||||||
03 | 11.7 53 | 664.3 26.15 885.66 885.66 | 765.5 30.14 1020.58 1020.58 | 0.2 0.01 0.27 0.27 | 64 | Wind blowing from the west-southwest | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 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 | 5.0 41 | ||||||||||||||||||
00 | 13.3 56 | 664.1 26.15 885.39 885.39 | 765.5 30.14 1020.58 1020.58 | 1.8 0.07 2.4 2.4 | 60 | 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 | 7.8 46 | 21.1 70 | 2500 or more, or no clouds. 8202 or more, or no clouds. | 16.0 9.9 | 5.6 42 | ||||||||||||||||