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 June 21, Sunday	01	18.3 65	753.2 29.65 1004.18 1004.18	763.5 30.06 1017.92 1017.92		76					90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 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			18.0 11.2	13.9 57	No precipitation No precipitation	1
2026 June 21, Sunday	00	18.0 64	753.3 29.66 1004.32 1004.32	763.6 30.06 1018.05 1018.05		77					70 – 80%. 7/10 – 8/10. 6 oktas								2500 or more, or no clouds. 8202 or more, or no clouds.			20.0 12.4	13.9 57	No precipitation No precipitation	1
June 20, Saturday	23	18.5 65	753.3 29.66 1004.32 1004.32	763.5 30.06 1017.92 1017.92		77					no clouds no clouds no clouds											18.0 11.2	14.3 58	No precipitation No precipitation	1
	22	20.2 68	753.4 29.66 1004.45 1004.45	763.6 30.06 1018.05 1018.05		75					no clouds no clouds no clouds											20.0 12.4	15.7 60	No precipitation No precipitation	1
	21	21.0 70	753.6 29.67 1004.72 1004.72	763.8 30.07 1018.32 1018.32		72					no clouds no clouds no clouds				17.4 63	25.5 78						20.0 12.4	15.8 60	No precipitation No precipitation	12
	20	22.2 72	753.6 29.67 1004.72 1004.72	763.7 30.07 1018.18 1018.18		70					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	600-1000 1968-3281			20.0 12.4	16.4 62	No precipitation No precipitation	1
	19	24.0 75	753.5 29.67 1004.58 1004.58	763.6 30.06 1018.05 1018.05		65					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	600-1000 1968-3281			20.0 12.4	17.0 63	No precipitation No precipitation	1
	18	24.7 76	753.4 29.66 1004.45 1004.45	763.4 30.06 1017.78 1017.78		64					50%. 5/10. 4 oktas							50%. 5/10. 4 oktas	600-1000 1968-3281			20.0 12.4	17.3 63	No precipitation No precipitation	1
	17	24.5 76	753.6 29.67 1004.72 1004.72	763.6 30.06 1018.05 1018.05		63					no clouds no clouds no clouds											20.0 12.4	17.1 63	No precipitation No precipitation	1
	16	24.0 75	753.9 29.68 1005.12 1005.12	763.9 30.07 1018.45 1018.45		63					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	600-1000 1968-3281			20.0 12.4	16.6 62	No precipitation No precipitation	1
	15	24.3 76	754.0 29.69 1005.25 1005.25	764.1 30.08 1018.72 1018.72		62					60%. 6/10. 5 oktas							60%. 6/10. 5 oktas	600-1000 1968-3281			20.0 12.4	16.5 62	No precipitation No precipitation	1
	14	24.0 75	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	13.6 56	No precipitation No precipitation	1
	13	23.4 74	754.1 29.69 1005.38 1005.38	764.2 30.09 1018.85 1018.85		55					90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas							90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas	1500-2000 4921-6562			18.0 11.2	13.7 57	No precipitation No precipitation	1
	12	23.4 74	754.0 29.69 1005.25 1005.25	764.1 30.08 1018.72 1018.72		52					40%. 4/10. 3 oktas							40%. 4/10. 3 oktas	1500-2000 4921-6562			20.0 12.4	13.0 55	No precipitation No precipitation	1
	11	20.3 69	754.2 29.69 1005.52 1005.52	764.4 30.09 1019.12 1019.12		64					90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas							90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas	1500-2000 4921-6562			20.0 12.4	13.3 56	No precipitation No precipitation	1
	10	18.9 66	754.3 29.7 1005.65 1005.65	764.5 30.1 1019.25 1019.25		70					100%. 10/10. 8 oktas							100%. 10/10. 8 oktas	1500-2000 4921-6562			20.0 12.4	13.2 56	No precipitation No precipitation	1
	09	17.4 63	754.0 29.69 1005.25 1005.25	764.3 30.09 1018.98 1018.98		76					90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas				12.7 55	20.5 69		90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas	1500-2000 4921-6562			20.0 12.4	13.0 55	No precipitation No precipitation	12
	08	16.4 62	753.9 29.68 1005.12 1005.12	764.2 30.09 1018.85 1018.85		77					100%. 10/10. 8 oktas							100%. 10/10. 8 oktas	1500-2000 4921-6562			20.0 12.4	12.3 54	No precipitation No precipitation	1
	07	14.4 58	753.9 29.68 1005.12 1005.12	764.2 30.09 1018.85 1018.85		81					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	11.1 52	No precipitation No precipitation	1
	06	13.0 55	754.0 29.69 1005.25 1005.25	764.4 30.09 1019.12 1019.12		82					50%. 5/10. 4 oktas							50%. 5/10. 4 oktas	2000-2500 6562-8202			20.0 12.4	10.0 50	No precipitation No precipitation	1
	05	13.1 56	753.8 29.68 1004.98 1004.98	764.2 30.09 1018.85 1018.85		78					100%. 10/10. 8 oktas							100%. 10/10. 8 oktas	2000-2500 6562-8202			20.0 12.4	9.3 49	No precipitation No precipitation	1
	04	12.8 55	753.8 29.68 1004.98 1004.98	764.2 30.09 1018.85 1018.85		77					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	8.8 48	No precipitation No precipitation	1
	03	13.0 55	753.7 29.67 1004.85 1004.85	764.2 30.09 1018.85 1018.85		78					70 – 80%. 7/10 – 8/10. 6 oktas	Haze or smoke, or dust in suspension in the air, visibility equal to, or greater than, 1 km.						70 – 80%. 7/10 – 8/10. 6 oktas	2500 or more, or no clouds. 8202 or more, or no clouds.			2.9 1.8	9.3 49	No precipitation No precipitation	1
	02	13.7 57	753.5 29.67 1004.58 1004.58	763.9 30.07 1018.45 1018.45		76					no clouds no clouds no clouds	Haze or smoke, or dust in suspension in the air, visibility equal to, or greater than, 1 km.										6.0 3.7	9.6 49	No precipitation No precipitation	1
	01	14.6 58	753.4 29.66 1004.45 1004.45	763.7 30.07 1018.18 1018.18		72					no clouds no clouds no clouds											20.0 12.4	9.5 49	No precipitation No precipitation	1