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 October 22, Thursday	03	5.6 42	661.4 26.04 881.79 881.79	763.5 30.06 1017.92 1017.92	0.2 0.01 0.27 0.27	89	Calm, no wind	Calm			no clouds no clouds no clouds											16.0 9.9	3.9 39
2026 October 22, Thursday	00	7.8 46	661.2 26.03 881.53 881.53	763.9 30.07 1018.45 1018.45	0.0 0 0 0	83	Wind blowing from the south-west	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			no clouds no clouds no clouds				2.2 36	15.0 59						16.0 9.9	5.0 41
October 21, Wednesday	21	10.0 50	661.2 26.03 881.53 881.53	764.3 30.09 1018.98 1018.98	-0.2 -0.01 -0.27 -0.27	77	Wind blowing from the 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	6.1 43
	18	15.0 59	661.4 26.04 881.79 881.79	763.9 30.07 1018.45 1018.45	-0.2 -0.01 -0.27 -0.27	58	Wind blowing from the west-northwest	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas				2.2 36	16.7 62			2500 or more, or no clouds. 8202 or more, or no clouds.			16.0 9.9	6.7 44	Trace of precipitation Trace of precipitation	6
	15	16.7 62	661.6 26.05 882.06 882.06	763.9 30.07 1018.45 1018.45	-2.3 -0.09 -3.07 -3.07	43	Wind blowing from the west-northwest	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			50%. 5/10. 4 oktas								2500 or more, or no clouds. 8202 or more, or no clouds.			16.0 9.9	3.9 39
	12	8.9 48	663.9 26.14 885.13 885.13	767.1 30.2 1022.72 1022.72	-0.7 -0.03 -0.93 -0.93	68	Calm, no wind	Calm			no clouds no clouds no clouds				1.1 34	8.9 48						16.0 9.9	3.3 38
	09	2.8 37	664.6 26.17 886.06 886.06	768.1 30.24 1024.05 1024.05	0.3 0.01 0.4 0.4	89	Calm, no wind	Calm			no clouds no clouds no clouds											16.0 9.9	1.1 34
	06	2.2 36	664.3 26.15 885.66 885.66	767.3 30.21 1022.98 1022.98	-0.3 -0.01 -0.4 -0.4	93	Calm, no wind	Calm			no clouds no clouds no clouds				2.2 36	16.7 62						16.0 9.9	1.1 34
	03	3.9 39	664.6 26.17 886.06 886.06	767.5 30.22 1023.25 1023.25	0.0 0 0 0	86	Calm, no wind	Calm			no clouds no clouds no clouds											16.0 9.9	1.7 35