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 August 25, Tuesday | 03 | 17.2 63 | 665.9 26.22 887.79 887.79 | 766.3 30.17 1021.65 1021.65 | 0.4 0.02 0.53 0.53 | 43 | 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 | 16.0 9.9 | 4.4 40 | ||||||||||||||||||
00 | 18.9 66 | 665.5 26.2 887.26 887.26 | 766.2 30.17 1021.52 1021.52 | 0.9 0.04 1.2 1.2 | 39 | Wind blowing from the west-southwest | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | no clouds no clouds no clouds | 11.1 52 | 29.4 85 | 16.0 9.9 | 4.4 40 | |||||||||||||||||
| August 24, Monday | 21 | 22.8 73 | 664.6 26.17 886.06 886.06 | 765.6 30.14 1020.72 1020.72 | 1.8 0.07 2.4 2.4 | 29 | Wind blowing from the north-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 | 3.9 39 | ||||||||||||||||||
18 | 29.4 85 | 662.8 26.09 883.66 883.66 | 763.1 30.04 1017.38 1017.38 | -0.6 -0.02 -0.8 -0.8 | 15 | Wind blowing from the north | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | no clouds no clouds no clouds | 11.1 52 | 30.0 86 | 16.0 9.9 | 0.0 32 | |||||||||||||||||
15 | 28.9 84 | 663.4 26.12 884.46 884.46 | 763.5 30.06 1017.92 1017.92 | -1.2 -0.05 -1.6 -1.6 | 13 | Wind blowing from the west | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 10 m/s 36 km/h 22 mph 19 knots 5 Bft | no clouds no clouds no clouds | 16.0 9.9 | -2.2 28 | ||||||||||||||||||
12 | 23.3 74 | 664.6 26.17 886.06 886.06 | 764.8 30.11 1019.65 1019.65 | -0.6 -0.02 -0.8 -0.8 | 26 | 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 | 11.7 53 | 23.3 74 | 16.0 9.9 | 2.8 37 | |||||||||||||||||
09 | 15.0 59 | 665.2 26.19 886.86 886.86 | 766.3 30.17 1021.65 1021.65 | 1.3 0.05 1.73 1.73 | 46 | Wind blowing from the south-east | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | no clouds no clouds no clouds | 16.0 9.9 | 3.3 38 | |||||||||||||||||||
06 | 13.3 56 | 663.9 26.14 885.13 885.13 | 764.3 30.09 1018.98 1018.98 | 0.5 0.02 0.67 0.67 | 53 | Calm, no wind | Calm | no clouds no clouds no clouds | 11.1 52 | 32.2 90 | 16.0 9.9 | 3.9 39 | |||||||||||||||||
03 | 17.2 63 | 663.4 26.12 884.46 884.46 | 763.4 30.06 1017.78 1017.78 | 0.9 0.04 1.2 1.2 | 34 | Wind blowing from the north-west | 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 | 1.1 34 | |||||||||||||||||||