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 28, Friday	18	22.2 72	658.9 25.94 878.46 878.46	759.0 29.88 1011.92 1011.92	-0.5 -0.02 -0.67 -0.67	57	Wind blowing from the south	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas				13.3 56	28.9 84			1000-1500 3281-4921			16.0 9.9	13.3 56	5.0 0.2	6
	15	27.8 82	659.4 25.96 879.13 879.13	759.1 29.89 1012.05 1012.05	-1.8 -0.07 -2.4 -2.4	29	Calm, no wind	Calm			no clouds no clouds no clouds											16.0 9.9	8.3 47
	12	20.6 69	661.2 26.03 881.53 881.53	761.2 29.97 1014.85 1014.85	-0.4 -0.02 -0.53 -0.53	47	Wind blowing from the east-northeast	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			no clouds no clouds no clouds				12.2 54	22.8 73						16.0 9.9	8.9 48
	09	15.6 60	661.6 26.05 882.06 882.06	761.9 30 1015.78 1015.78	0.4 0.02 0.53 0.53	62	Calm, no wind	Calm			no clouds no clouds no clouds											16.0 9.9	8.3 47
	06	15.6 60	661.2 26.03 881.53 881.53	760.7 29.95 1014.18 1014.18	0.5 0.02 0.67 0.67	65	Calm, no wind	Calm			no clouds no clouds no clouds				13.3 56	32.8 91						16.0 9.9	8.9 48
	03	16.1 61	660.7 26.01 880.86 880.86	760.4 29.94 1013.78 1013.78	0.2 0.01 0.27 0.27	56	Calm, no wind	Calm			no clouds no clouds no clouds											16.0 9.9	7.2 45
	00	22.8 73	660.5 26 880.59 880.59	760.3 29.93 1013.65 1013.65	1.3 0.05 1.73 1.73	32	Wind blowing from the south-west	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			no clouds no clouds no clouds				13.9 57	31.7 89						16.0 9.9	5.0 41	Trace of precipitation Trace of precipitation	6
August 27, Thursday	21	25.0 77	659.2 25.95 878.86 878.86	759.0 29.88 1011.92 1011.92	1.2 0.05 1.6 1.6	42		Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			no clouds no clouds no clouds											16.0 9.9	11.1 52	Trace of precipitation Trace of precipitation	3
August 27, Thursday	18	31.7 89	658.0 25.91 877.26 877.26	757.3 29.81 1009.65 1009.65	-2.3 -0.09 -3.07 -3.07	17	Wind blowing from the south	Fresh breeze (9 m/s) (32 km/h) (20 miles/hour) (17 knots) (5 Bft)	15 m/s 54 km/h 34 mph 29 knots 7 Bft		no clouds no clouds no clouds				13.9 57	32.8 91						16.0 9.9	3.9 39