Weather archive in Nurmijarvi Geomagnetic Observatory

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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 1, Wednesday	18	24.4 76	752.5 29.63 1003.25 1003.25	762.6 30.02 1016.72 1016.72		44					20–30%. 2/10–3/10. 2 oktas								2500 or more, or no clouds. 8202 or more, or no clouds.			20.0 12.4	11.4 53	No precipitation No precipitation	1
	17	25.0 77	752.8 29.64 1003.65 1003.65	762.8 30.03 1016.98 1016.98		43					10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0							10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	1500-2000 4921-6562			20.0 12.4	11.6 53	No precipitation No precipitation	1
	16	24.7 76	753.2 29.65 1004.18 1004.18	763.2 30.05 1017.52 1017.52		38					60%. 6/10. 5 oktas							60%. 6/10. 5 oktas	2000-2500 6562-8202			20.0 12.4	9.3 49	No precipitation No precipitation	1
	15	23.2 74	753.6 29.67 1004.72 1004.72	763.6 30.06 1018.05 1018.05		51					40%. 4/10. 3 oktas							10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	1500-2000 4921-6562			20.0 12.4	12.4 54	No precipitation No precipitation	1
	14	23.1 74	753.8 29.68 1004.98 1004.98	763.9 30.07 1018.45 1018.45		52					100%. 10/10. 8 oktas							100%. 10/10. 8 oktas	1500-2000 4921-6562			20.0 12.4	12.7 55	No precipitation No precipitation	1
	13	23.0 73	754.2 29.69 1005.52 1005.52	764.2 30.09 1018.85 1018.85		52					90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas							70 – 80%. 7/10 – 8/10. 6 oktas	1000-1500 3281-4921			20.0 12.4	12.5 55	No precipitation No precipitation	1
	12	23.4 74	754.2 29.69 1005.52 1005.52	764.2 30.09 1018.85 1018.85		46					40%. 4/10. 3 oktas							40%. 4/10. 3 oktas	2000-2500 6562-8202			20.0 12.4	11.0 52	No precipitation No precipitation	1
	11	22.8 73	754.6 29.71 1006.05 1006.05	764.7 30.11 1019.52 1019.52		54					no clouds no clouds no clouds											20.0 12.4	13.0 55	No precipitation No precipitation	1
	10	20.5 69	754.6 29.71 1006.05 1006.05	764.8 30.11 1019.65 1019.65		63					20–30%. 2/10–3/10. 2 oktas								2500 or more, or no clouds. 8202 or more, or no clouds.			20.0 12.4	13.2 56	No precipitation No precipitation	1
	09	19.2 67	754.8 29.72 1006.32 1006.32	765.0 30.12 1019.92 1019.92		63					70 – 80%. 7/10 – 8/10. 6 oktas				15.5 60	22.7 73			2500 or more, or no clouds. 8202 or more, or no clouds.			20.0 12.4	12.0 54	No precipitation No precipitation	12
	08	18.6 65	754.9 29.72 1006.45 1006.45	765.2 30.13 1020.18 1020.18		68					90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas								2500 or more, or no clouds. 8202 or more, or no clouds.			20.0 12.4	12.6 55	No precipitation No precipitation	1
	07	17.0 63	755.1 29.73 1006.72 1006.72	765.4 30.13 1020.45 1020.45		73					20–30%. 2/10–3/10. 2 oktas								2500 or more, or no clouds. 8202 or more, or no clouds.			20.0 12.4	12.1 54	No precipitation No precipitation	1
	06	16.3 61	755.2 29.73 1006.85 1006.85	765.5 30.14 1020.58 1020.58		75					60%. 6/10. 5 oktas								2500 or more, or no clouds. 8202 or more, or no clouds.			20.0 12.4	11.9 53	No precipitation No precipitation	1
	05	15.6 60	755.2 29.73 1006.85 1006.85	765.6 30.14 1020.72 1020.72		78					90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas							20–30%. 2/10–3/10. 2 oktas	2500 or more, or no clouds. 8202 or more, or no clouds.			20.0 12.4	11.7 53	No precipitation No precipitation	1
	04	16.9 62	755.1 29.73 1006.72 1006.72	765.4 30.13 1020.45 1020.45		71					100%. 10/10. 8 oktas							100%. 10/10. 8 oktas	2500 or more, or no clouds. 8202 or more, or no clouds.			20.0 12.4	11.5 53	No precipitation No precipitation	1
	03	16.9 62	755.1 29.73 1006.72 1006.72	765.4 30.13 1020.45 1020.45		70					90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas								2500 or more, or no clouds. 8202 or more, or no clouds.			20.0 12.4	11.3 52	No precipitation No precipitation	1
	02	17.2 63	754.9 29.72 1006.45 1006.45	765.2 30.13 1020.18 1020.18		68					90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas								2500 or more, or no clouds. 8202 or more, or no clouds.			20.0 12.4	11.3 52	No precipitation No precipitation	1
	01	17.6 64	754.8 29.72 1006.32 1006.32	765.1 30.12 1020.05 1020.05		67					100%. 10/10. 8 oktas								2500 or more, or no clouds. 8202 or more, or no clouds.			20.0 12.4	11.4 53	No precipitation No precipitation	1
	00	17.6 64	754.7 29.71 1006.18 1006.18	765.1 30.12 1020.05 1020.05		69					20–30%. 2/10–3/10. 2 oktas								2500 or more, or no clouds. 8202 or more, or no clouds.			20.0 12.4	11.8 53	No precipitation No precipitation	1
June 30, Tuesday	23	18.4 65	754.6 29.71 1006.05 1006.05	764.8 30.11 1019.65 1019.65		63					no clouds no clouds no clouds											20.0 12.4	11.1 52	No precipitation No precipitation	1
	22	21.2 70	754.1 29.69 1005.38 1005.38	764.2 30.09 1018.85 1018.85		52					no clouds no clouds no clouds											20.0 12.4	10.8 51	No precipitation No precipitation	1
	21	22.6 73	753.7 29.67 1004.85 1004.85	763.8 30.07 1018.32 1018.32		47					no clouds no clouds no clouds				20.8 69	25.8 78						20.0 12.4	10.7 51	No precipitation No precipitation	12
	20	23.5 74	753.7 29.67 1004.85 1004.85	763.7 30.07 1018.18 1018.18		44					40%. 4/10. 3 oktas							40%. 4/10. 3 oktas	2000-2500 6562-8202			20.0 12.4	10.4 51	No precipitation No precipitation	1
	19	23.8 75	753.6 29.67 1004.72 1004.72	763.6 30.06 1018.05 1018.05		45					50%. 5/10. 4 oktas							50%. 5/10. 4 oktas	1500-2000 4921-6562			20.0 12.4	11.2 52	No precipitation No precipitation	1
	18	24.0 75	753.5 29.67 1004.58 1004.58	763.6 30.06 1018.05 1018.05		42					no clouds no clouds no clouds											20.0 12.4	10.2 50	No precipitation No precipitation	1