Weather archive in Nurmijarvi Geomagnetic Observatory

To receive explanations, hover over the appropriate heading

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 13, Monday	20	18.2 65	754.3 29.7 1005.65 1005.65	764.6 30.1 1019.38 1019.38		81					100%. 10/10. 8 oktas							100%. 10/10. 8 oktas	600-1000 1968-3281			20.0 12.4	14.8 59	No precipitation No precipitation	1
	19	18.3 65	754.3 29.7 1005.65 1005.65	764.5 30.1 1019.25 1019.25		80					100%. 10/10. 8 oktas							100%. 10/10. 8 oktas	600-1000 1968-3281			20.0 12.4	14.8 59	No precipitation No precipitation	1
	18	18.2 65	754.3 29.7 1005.65 1005.65	764.6 30.1 1019.38 1019.38		80					100%. 10/10. 8 oktas							100%. 10/10. 8 oktas	300-600 984-1968			20.0 12.4	14.7 58	No precipitation No precipitation	1
	17	18.2 65	754.6 29.71 1006.05 1006.05	764.8 30.11 1019.65 1019.65		81					100%. 10/10. 8 oktas							100%. 10/10. 8 oktas	300-600 984-1968			20.0 12.4	14.9 59	No precipitation No precipitation	1
	16	18.3 65	754.5 29.7 1005.92 1005.92	764.7 30.11 1019.52 1019.52		82					100%. 10/10. 8 oktas							100%. 10/10. 8 oktas	300-600 984-1968			19.0 11.8	15.1 59	No precipitation No precipitation	1
	15	18.5 65	754.3 29.7 1005.65 1005.65	764.6 30.1 1019.38 1019.38		80					100%. 10/10. 8 oktas							100%. 10/10. 8 oktas	300-600 984-1968			20.0 12.4	15.0 59	No precipitation No precipitation	1
	14	18.5 65	754.2 29.69 1005.52 1005.52	764.4 30.09 1019.12 1019.12		80					100%. 10/10. 8 oktas							100%. 10/10. 8 oktas	300-600 984-1968			20.0 12.4	15.0 59	No precipitation No precipitation	1
	13	18.4 65	754.2 29.69 1005.52 1005.52	764.5 30.1 1019.25 1019.25		80					100%. 10/10. 8 oktas							100%. 10/10. 8 oktas	300-600 984-1968			20.0 12.4	14.8 59	No precipitation No precipitation	1
	12	18.0 64	754.3 29.7 1005.65 1005.65	764.5 30.1 1019.25 1019.25		82					100%. 10/10. 8 oktas							100%. 10/10. 8 oktas	300-600 984-1968			20.0 12.4	14.8 59	No precipitation No precipitation	1
	11	16.4 62	754.4 29.7 1005.78 1005.78	764.8 30.11 1019.65 1019.65		87					100%. 10/10. 8 oktas							100%. 10/10. 8 oktas	200-300 656-984			20.0 12.4	14.2 58	No precipitation No precipitation	1
	10	15.5 60	754.5 29.7 1005.92 1005.92	764.8 30.11 1019.65 1019.65		89					100%. 10/10. 8 oktas							100%. 10/10. 8 oktas	200-300 656-984			20.0 12.4	13.6 56	No precipitation No precipitation	1
	09	15.9 61	754.3 29.7 1005.65 1005.65	764.6 30.1 1019.38 1019.38		89					100%. 10/10. 8 oktas				15.8 60	21.5 71		100%. 10/10. 8 oktas	200-300 656-984			20.0 12.4	14.0 57	No precipitation No precipitation	12
	08	16.1 61	754.0 29.69 1005.25 1005.25	764.4 30.09 1019.12 1019.12		88					100%. 10/10. 8 oktas							100%. 10/10. 8 oktas	200-300 656-984			20.0 12.4	14.1 57	No precipitation No precipitation	1
	07	16.3 61	754.0 29.69 1005.25 1005.25	764.2 30.09 1018.85 1018.85		89					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	300-600 984-1968			20.0 12.4	14.4 58	No precipitation No precipitation	1
	06	16.6 62	753.8 29.68 1004.98 1004.98	764.1 30.08 1018.72 1018.72		88					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	2500 or more, or no clouds. 8202 or more, or no clouds.			20.0 12.4	14.6 58	No precipitation No precipitation	1
	05	16.9 62	753.9 29.68 1005.12 1005.12	764.2 30.09 1018.85 1018.85		89					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	2500 or more, or no clouds. 8202 or more, or no clouds.			20.0 12.4	15.0 59	No precipitation No precipitation	1
	04	17.4 63	754.0 29.69 1005.25 1005.25	764.2 30.09 1018.85 1018.85		89					50%. 5/10. 4 oktas							50%. 5/10. 4 oktas	2500 or more, or no clouds. 8202 or more, or no clouds.			20.0 12.4	15.5 60	No precipitation No precipitation	1
	03	18.4 65	753.8 29.68 1004.98 1004.98	764.1 30.08 1018.72 1018.72		86					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	16.0 61	No precipitation No precipitation	1
	02	19.7 67	753.8 29.68 1004.98 1004.98	764.0 30.08 1018.58 1018.58		83					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	16.7 62	No precipitation No precipitation	1
	01	20.5 69	754.0 29.69 1005.25 1005.25	764.2 30.09 1018.85 1018.85		81					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	1000-1500 3281-4921			20.0 12.4	17.2 63	No precipitation No precipitation	1
	00	20.9 70	754.1 29.69 1005.38 1005.38	764.2 30.09 1018.85 1018.85		80					100%. 10/10. 8 oktas							10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	1000-1500 3281-4921			20.0 12.4	17.3 63	No precipitation No precipitation	1
July 12, Sunday	23	20.8 69	754.0 29.69 1005.25 1005.25	764.2 30.09 1018.85 1018.85		83					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	17.7 64	No precipitation No precipitation	1
	22	20.7 69	753.8 29.68 1004.98 1004.98	764.0 30.08 1018.58 1018.58		85					60%. 6/10. 5 oktas								2500 or more, or no clouds. 8202 or more, or no clouds.			20.0 12.4	18.0 64	No precipitation No precipitation	1
	21	21.5 71	753.9 29.68 1005.12 1005.12	764.0 30.08 1018.58 1018.58		85					20–30%. 2/10–3/10. 2 oktas				21.5 71	27.2 81			2500 or more, or no clouds. 8202 or more, or no clouds.			20.0 12.4	18.9 66	No precipitation No precipitation	12
	20	23.2 74	753.7 29.67 1004.85 1004.85	763.7 30.07 1018.18 1018.18		78					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	2500 or more, or no clouds. 8202 or more, or no clouds.			20.0 12.4	19.1 66	No precipitation No precipitation	1