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
2025 March 13, Thursday	17	8.9 48	645.8 25.43 861 861	746.7 29.4 995.52 995.52	0.0 0 0 0	34	Wind blowing from the north-northwest	Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft)	15 m/s 54 km/h 34 mph 29 knots 7 Bft		70 – 80%. 7/10 – 8/10. 6 oktas				0.6 33	12.8 55			2500 or more, or no clouds. 8202 or more, or no clouds.			16.0 9.9	-6.1 21
	14	8.9 48	645.8 25.43 861 861	746.9 29.41 995.79 995.79	-0.9 -0.04 -1.2 -1.2	56	Calm, no wind	Calm			100%. 10/10. 8 oktas								1500-2000 4921-6562			16.0 9.9	0.6 33
	11	6.7 44	646.7 25.46 862.2 862.2	747.7 29.44 996.85 996.85	0.4 0.02 0.53 0.53	63	Wind blowing from the west	Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft)			100%. 10/10. 8 oktas				1.1 34	12.8 55			1500-2000 4921-6562			16.0 9.9	0.0 32	Trace of precipitation Trace of precipitation	6
	08	3.3 38	646.3 25.44 861.66 861.66	747.0 29.41 995.92 995.92	-0.9 -0.04 -1.2 -1.2	73	Wind blowing from the west-northwest	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			no clouds no clouds no clouds											16.0 9.9	-1.1 30
	05	1.7 35	647.2 25.48 862.86 862.86	747.8 29.44 996.98 996.98	-1.1 -0.04 -1.47 -1.47	78	Wind blowing from the west-northwest	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			20–30%. 2/10–3/10. 2 oktas				0.6 33	13.9 57			2500 or more, or no clouds. 8202 or more, or no clouds.			16.0 9.9	-1.7 29
	02	0.6 33	648.3 25.52 864.33 864.33	749.8 29.52 999.65 999.65	-1.6 -0.06 -2.13 -2.13	82	Calm, no wind	Calm			no clouds no clouds no clouds											16.0 9.9	-2.2 28
March 12, Wednesday	23	3.9 39	649.9 25.59 866.46 866.46	751.7 29.59 1002.18 1002.18	-0.4 -0.02 -0.53 -0.53	67	Calm, no wind	Calm			no clouds no clouds no clouds				0.6 33	12.8 55						16.0 9.9	-1.7 29
	20	8.9 48	650.3 25.6 867 867	752.3 29.62 1002.98 1002.98	-0.5 -0.02 -0.67 -0.67	54	Calm, no wind	Calm			70 – 80%. 7/10 – 8/10. 6 oktas								2000-2500 6562-8202			16.0 9.9	0.0 32
	17	12.8 55	650.8 25.62 867.66 867.66	752.2 29.61 1002.85 1002.85	0.0 0 0 0	35	Wind blowing from the south-west	Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft)	12 m/s 43 km/h 27 miles/hour 23 knots 6 Bft		100%. 10/10. 8 oktas				0.6 33	13.9 57			2000-2500 6562-8202			16.0 9.9	-2.2 28