Weather archive in Helsinki / Vantaa (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 18, Sunday	00	3.4 38	764.7 30.11 1019.52 1019.52	769.3 30.29 1025.65 1025.65		95	Wind blowing from the north-northwest	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			no clouds no clouds no clouds											71.0 44.1	2.7 37			Surface of ground moist.
October 17, Saturday	21	5.3 42	763.2 30.05 1017.52 1017.52	767.8 30.23 1023.65 1023.65		91	Wind blowing from the north-northwest	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			20–30%. 2/10–3/10. 2 oktas				5.3 42	12.5 55	No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	no clouds no clouds no clouds	2500 or more, or no clouds. 8202 or more, or no clouds.	No Altocumulus, Altostratus or Nimbostratus.	Cirrus fibratus, sometimes uncinus, not progressively invading the sky.	71.0 44.1	4.0 39	0.8 0.03	12	Surface of ground moist.
	20	6.7 44	762.6 30.02 1016.72 1016.72	767.1 30.2 1022.72 1022.72		87	Wind blowing from the north-northwest	Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft)			50%. 5/10. 4 oktas							50%. 5/10. 4 oktas	2500 or more, or no clouds. 8202 or more, or no clouds.			71.0 44.1	4.7 40
	18	8.2 47	761.2 29.97 1014.85 1014.85	765.7 30.15 1020.85 1020.85		86	Wind blowing from the north-northwest	Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft)			90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas						Stratus nebulosus or Stratus fractus other than of bad weather, or both.	no clouds no clouds no clouds	2500 or more, or no clouds. 8202 or more, or no clouds.	Altocumulus translucidus or opacus in two or more layers, or Altocumulus opacus in a single layer, not progressively invading the sky, or Altocumulus with Altostratus or Nimbostratus.		71.0 44.1	6.0 43			Surface of ground moist.
	17	8.8 48	760.6 29.94 1014.05 1014.05	765.1 30.12 1020.05 1020.05		86	Wind blowing from the north	Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft)			90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas							40%. 4/10. 3 oktas	300-600 984-1968			71.0 44.1	6.5 44
	16	9.0 48	760.1 29.93 1013.38 1013.38	764.6 30.1 1019.38 1019.38		86	Wind blowing from the north	Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft)			100%. 10/10. 8 oktas	Drizzle (not freezing) or snow grains.						100%. 10/10. 8 oktas	300-600 984-1968			71.0 44.1	6.7 44
	15	9.1 48	759.5 29.9 1012.58 1012.58	764.0 30.08 1018.58 1018.58		92	Wind blowing from the north	Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft)			100%. 10/10. 8 oktas	State of sky on the whole unchanged.	Rain.	Drizzle.			Stratus nebulosus or Stratus fractus other than of bad weather, or both.	100%. 10/10. 8 oktas	200-300 656-984			50.0 31.1	7.8 46			Surface of ground wet (standing water in small or large pools on surface).
	14	9.1 48	758.8 29.87 1011.65 1011.65	763.3 30.05 1017.65 1017.65		94	Wind blowing from the north	Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft)			100%. 10/10. 8 oktas	Drizzle (not freezing) or snow grains.						100%. 10/10. 8 oktas	300-600 984-1968			71.0 44.1	8.2 47
	13	9.1 48	758.2 29.85 1010.85 1010.85	762.6 30.02 1016.72 1016.72		95	Wind blowing from the north	Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft)			100%. 10/10. 8 oktas	Drizzle (not freezing) or snow grains.						100%. 10/10. 8 oktas	200-300 656-984			55.0 34.2	8.4 47
	12	10.2 50	757.4 29.82 1009.78 1009.78	761.9 30 1015.78 1015.78		96	Wind blowing from the north-northwest	Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft)			100%. 10/10. 8 oktas	Drizzle, not freezing, continuous, slight at time of observation.	Rain.	Cloud covering more than 1/2 of the sky throughout the appropriate period.			Stratus fractus or Cumulus fractus of bad weather, or both (pannus), usually below Altostratus or Nimbostratus.	100%. 10/10. 8 oktas	100-200 328-656			12.0 7.5	9.6 49			Surface of ground wet (standing water in small or large pools on surface).
	11	12.4 54	756.6 29.79 1008.72 1008.72	761.0 29.96 1014.58 1014.58		97	Wind blowing from the south-west	Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft)			100%. 10/10. 8 oktas	Drizzle and rain, moderate or heavy.						100%. 10/10. 8 oktas	100-200 328-656			9.0 5.6	12.0 54
	10	12.2 54	756.2 29.77 1008.18 1008.18	760.6 29.94 1014.05 1014.05		96	Wind blowing from the south-southwest	Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft)			100%. 10/10. 8 oktas	Rain shower(s) or intermittent rain, slight.						100%. 10/10. 8 oktas	100-200 328-656			6.0 3.7	11.6 53
	09	12.1 54	756.1 29.77 1008.05 1008.05	760.6 29.94 1014.05 1014.05		95	Wind blowing from the south-southwest	Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft)			100%. 10/10. 8 oktas	Drizzle, not freezing, continuous, slight at time of observation.	Rain.	Cloud covering more than 1/2 of the sky throughout the appropriate period.	11.6 53	12.2 54	Stratus fractus or Cumulus fractus of bad weather, or both (pannus), usually below Altostratus or Nimbostratus.	100%. 10/10. 8 oktas	200-300 656-984			16.0 9.9	11.3 52	3.0 0.12	12
	08	11.8 53	756.4 29.78 1008.45 1008.45	760.8 29.95 1014.32 1014.32		96	Wind blowing from the south-southwest	Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft)			100%. 10/10. 8 oktas	Rain shower(s) or intermittent rain, slight.						100%. 10/10. 8 oktas	100-200 328-656			12.0 7.5	11.2 52
	07	11.8 53	756.5 29.78 1008.58 1008.58	760.9 29.96 1014.45 1014.45		95	Wind blowing from the south-southwest	Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft)			100%. 10/10. 8 oktas	Rain shower(s) or intermittent rain, slight.						100%. 10/10. 8 oktas	200-300 656-984			12.0 7.5	11.0 52
	06	11.6 53	756.6 29.79 1008.72 1008.72	761.0 29.96 1014.58 1014.58		97	Wind blowing from the south	Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft)			100%. 10/10. 8 oktas	Drizzle and rain, slight.	Rain.	Drizzle.			Stratus fractus or Cumulus fractus of bad weather, or both (pannus), usually below Altostratus or Nimbostratus.	100%. 10/10. 8 oktas	200-300 656-984			7.0 4.4	11.1 52			Surface of ground wet (standing water in small or large pools on surface).
	05	12.1 54	757.1 29.81 1009.38 1009.38	761.5 29.98 1015.25 1015.25		93	Wind blowing from the south-southwest	Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft)			100%. 10/10. 8 oktas							100%. 10/10. 8 oktas	200-300 656-984			26.0 16.2	11.0 52
	04	12.0 54	757.5 29.82 1009.92 1009.92	761.9 30 1015.78 1015.78		94	Wind blowing from the south-southwest	Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft)			100%. 10/10. 8 oktas	Drizzle (not freezing) or snow grains.						100%. 10/10. 8 oktas	200-300 656-984			27.0 16.8	11.1 52
	03	11.8 53	757.7 29.83 1010.18 1010.18	762.2 30.01 1016.18 1016.18		96	Wind blowing from the south-southwest	Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft)			100%. 10/10. 8 oktas	Rain, not freezing, continuous, slight at time of observation.	Rain.	Drizzle.			Stratus fractus or Cumulus fractus of bad weather, or both (pannus), usually below Altostratus or Nimbostratus.	100%. 10/10. 8 oktas	100-200 328-656			21.0 13.1	11.2 52			Surface of ground wet (standing water in small or large pools on surface).
	02	11.9 53	758.2 29.85 1010.85 1010.85	762.6 30.02 1016.72 1016.72		96	Wind blowing from the south-southwest	Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft)			100%. 10/10. 8 oktas	Drizzle (not freezing) or snow grains.						100%. 10/10. 8 oktas	200-300 656-984			25.0 15.5	11.3 52
	01	12.0 54	758.5 29.86 1011.25 1011.25	762.9 30.04 1017.12 1017.12		97	Wind blowing from the south-southwest	Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft)			100%. 10/10. 8 oktas	Drizzle and rain, moderate or heavy.						100%. 10/10. 8 oktas	100-200 328-656			7.0 4.4	11.5 53
	00	12.0 54	758.5 29.86 1011.25 1011.25	763.0 30.04 1017.25 1017.25		97	Wind blowing from the south-southwest	Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft)			100%. 10/10. 8 oktas	Drizzle, not freezing, continuous, slight at time of observation.	Drizzle.	Drizzle.			Stratus nebulosus or Stratus fractus other than of bad weather, or both.	100%. 10/10. 8 oktas	100-200 328-656			9.0 5.6	11.6 53			Surface of ground moist.