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 July 13, Monday | 06 | 17.2 63 | 663.4 26.12 884.46 884.46 | 763.3 30.05 1017.65 1017.65 | 0.4 0.02 0.53 0.53 | 50 | Calm, no wind | Calm | no clouds no clouds no clouds | 16.1 61 | 35.6 96 | 16.0 9.9 | 6.7 44 | ||||||||||||||||
03 | 20.0 68 | 663.0 26.1 883.93 883.93 | 762.4 30.02 1016.45 1016.45 | 0.2 0.01 0.27 0.27 | 42 | Calm, no wind | Calm | no clouds no clouds no clouds | 16.0 9.9 | 6.7 44 | |||||||||||||||||||
00 | 25.0 77 | 662.8 26.09 883.66 883.66 | 762.1 30 1016.05 1016.05 | 1.4 0.06 1.87 1.87 | 26 | Wind blowing from the west-southwest | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | no clouds no clouds no clouds | 16.1 61 | 32.8 91 | 16.0 9.9 | 4.4 40 | |||||||||||||||||
| July 12, Sunday | 21 | 29.4 85 | 661.4 26.04 881.79 881.79 | 760.9 29.96 1014.45 1014.45 | 1.6 0.06 2.13 2.13 | 21 | Wind blowing from the north-west | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft) | no clouds no clouds no clouds | 16.0 9.9 | 5.0 41 | ||||||||||||||||||
18 | 32.8 91 | 659.8 25.98 879.66 879.66 | 759.1 29.89 1012.05 1012.05 | 1.1 0.04 1.47 1.47 | 18 | Wind blowing from the west | Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft) | no clouds no clouds no clouds | 16.1 61 | 35.6 96 | 16.0 9.9 | 5.6 42 | Trace of precipitation Trace of precipitation | 6 | |||||||||||||||
15 | 35.6 96 | 658.7 25.93 878.19 878.19 | 757.4 29.82 1009.78 1009.78 | -1.4 -0.06 -1.87 -1.87 | 17 | 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 | 6.7 44 | |||||||||||||||||||
12 | 28.9 84 | 660.1 25.99 880.06 880.06 | 759.2 29.89 1012.18 1012.18 | -1.1 -0.04 -1.47 -1.47 | 29 | Calm, no wind | Calm | no clouds no clouds no clouds | 16.1 61 | 28.9 84 | 16.0 9.9 | 8.9 48 | |||||||||||||||||
09 | 19.4 67 | 661.2 26.03 881.53 881.53 | 760.6 29.94 1014.05 1014.05 | -0.2 -0.01 -0.27 -0.27 | 57 | 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 | 10.6 51 | |||||||||||||||||||
06 | 16.1 61 | 661.4 26.04 881.79 881.79 | 760.7 29.95 1014.18 1014.18 | 0.4 0.02 0.53 0.53 | 65 | 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 | 16.1 61 | 38.3 101 | 16.0 9.9 | 9.4 49 | |||||||||||||||||