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 21, Friday	15	31.7 89	664.3 26.15 885.66 885.66	764.2 30.09 1018.85 1018.85	-1.2 -0.05 -1.6 -1.6	22	Wind blowing from the north	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			no clouds no clouds no clouds											16.0 9.9	7.2 45
	12	25.0 77	665.5 26.2 887.26 887.26	765.9 30.15 1021.12 1021.12	-0.4 -0.02 -0.53 -0.53	36	Wind blowing from the north	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			no clouds no clouds no clouds				17.2 63	25.0 77						16.0 9.9	8.9 48
	09	20.6 69	665.9 26.22 887.79 887.79	766.1 30.16 1021.38 1021.38	1.3 0.05 1.73 1.73	45	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	8.3 47
	06	17.2 63	664.6 26.17 886.06 886.06	764.5 30.1 1019.25 1019.25	1.4 0.06 1.87 1.87	41	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				16.7 62	34.4 94						16.0 9.9	3.9 39
	03	18.9 66	663.2 26.11 884.19 884.19	762.9 30.04 1017.12 1017.12	0.7 0.03 0.93 0.93	36	Wind blowing from the west	Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft)			no clouds no clouds no clouds											16.0 9.9	3.3 38
	00	21.7 71	662.5 26.08 883.26 883.26	762.4 30.02 1016.45 1016.45	1.1 0.04 1.47 1.47	31	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					33.9 93						16.0 9.9	3.9 39
August 20, Thursday	21	28.3 83	661.4 26.04 881.79 881.79	761.5 29.98 1015.25 1015.25	0.2 0.01 0.27 0.27	24	Wind blowing from the south-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	5.6 42
	18	33.9 93	661.2 26.03 881.53 881.53	760.9 29.96 1014.45 1014.45	-0.9 -0.04 -1.2 -1.2	13	Wind blowing from the east-northeast	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			no clouds no clouds no clouds				12.2 54	34.4 94						16.0 9.9	1.7 35
	15	32.2 90	662.1 26.07 882.73 882.73	761.8 29.99 1015.65 1015.65	-1.6 -0.06 -2.13 -2.13	17		Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			no clouds no clouds no clouds											16.0 9.9	4.4 40