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 July 28, Tuesday	00	16.8 62	742.3 29.22 989.65 989.65	746.5 29.39 995.25 995.25		98	Wind blowing from the south-east	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas	Rain shower(s), slight.	Shower(s).	Cloud covering more than 1/2 of the sky throughout the appropriate period.			Cumulonimbus capillatus (often with an anvil), with or without Cumulonimbus calvus, Cumulus, Stratocumulus, Stratus or pannus.	90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas	200-300 656-984			18.0 11.2	16.4 62			Surface of ground wet (standing water in small or large pools on surface).
July 27, Monday	23	16.9 62	742.6 29.24 990.05 990.05	746.8 29.4 995.65 995.65		96	Wind blowing from the east-southeast	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			100%. 10/10. 8 oktas	Rain, not freezing, slight.						10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	300-600 984-1968			17.0 10.6	16.2 61
	22	17.0 63	742.9 29.25 990.45 990.45	747.2 29.42 996.18 996.18		95	Wind blowing from the east-southeast	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			100%. 10/10. 8 oktas	Rain, not freezing, moderate.						100%. 10/10. 8 oktas	600-1000 1968-3281			8.0 5.0	16.2 61
	21	17.9 64	743.1 29.26 990.72 990.72	747.4 29.43 996.45 996.45		89	Wind blowing from the east	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			100%. 10/10. 8 oktas	Precipitation within sight, reaching the ground or the surface of the sea, but distant, i.e. estimated to be more than 5 km from the station.	Cloud covering more than 1/2 of the sky throughout the appropriate period.	Cloud covering more than 1/2 of the sky throughout the appropriate period.	16.8 62	20.9 70	Cumulonimbus capillatus (often with an anvil), with or without Cumulonimbus calvus, Cumulus, Stratocumulus, Stratus or pannus.	100%. 10/10. 8 oktas	300-600 984-1968	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.		28.0 17.4	16.0 61	No precipitation No precipitation	12	Dry (without cracks, no appreciable amount of dust or loose sand)
	20	18.6 65	743.5 29.27 991.25 991.25	747.7 29.44 996.85 996.85		82	Wind blowing from the east-southeast	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 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							20–30%. 2/10–3/10. 2 oktas	300-600 984-1968			50.0 31.1	15.4 60
	19	19.6 67	743.6 29.28 991.39 991.39	747.9 29.44 997.12 997.12		73	Wind blowing from the east-southeast	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			20–30%. 2/10–3/10. 2 oktas							20–30%. 2/10–3/10. 2 oktas	600-1000 1968-3281			50.0 31.1	14.7 58
	18	20.2 68	743.9 29.29 991.79 991.79	748.1 29.45 997.38 997.38		68	Wind blowing from the south-southeast	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas						Cumulus mediocris or congestus, with or without Cumulus of species fractus or humilis or Stratocumulus, all having their bases at the same level.	50%. 5/10. 4 oktas	600-1000 1968-3281	Patches (often lenticular) of Altocumulus translucidus, continually changing and occurring at one or more levels.	Cirrus fibratus, sometimes uncinus, not progressively invading the sky.	55.0 34.2	14.0 57			Dry (without cracks, no appreciable amount of dust or loose sand)
	17	19.9 68	744.2 29.3 992.19 992.19	748.5 29.47 997.92 997.92		72	Wind blowing from the south-southeast	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 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							90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas	600-1000 1968-3281			45.0 28.0	14.6 58
	16	19.9 68	744.4 29.31 992.45 992.45	748.7 29.48 998.18 998.18		71	Wind blowing from the south	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 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							50%. 5/10. 4 oktas	600-1000 1968-3281			50.0 31.1	14.5 58
	15	18.7 66	744.9 29.33 993.12 993.12	749.2 29.5 998.85 998.85		80	Wind blowing from the south	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 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	State of sky on the whole unchanged.	Shower(s).	Rain.			Cumulus humilis or Cumulus fractus other than of bad weather, or both.	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	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.		50.0 31.1	15.2 59			Dry (without cracks, no appreciable amount of dust or loose sand)
	14	18.5 65	744.9 29.33 993.12 993.12	749.1 29.49 998.72 998.72		82	Wind blowing from the south	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			45.0 28.0	15.4 60
	13	18.3 65	744.9 29.33 993.12 993.12	749.2 29.5 998.85 998.85		84	Wind blowing from the south	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 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							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			45.0 28.0	15.5 60
	12	18.3 65	744.9 29.33 993.12 993.12	749.1 29.49 998.72 998.72		87	Wind blowing from the south	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	Shower(s) of rain.	Shower(s).	Rain.			Cumulus mediocris or congestus, with or without Cumulus of species fractus or humilis or Stratocumulus, all having their bases at the same level.	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	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.		40.0 24.9	16.0 61			Surface of ground moist.
	11	17.9 64	744.7 29.32 992.85 992.85	749.0 29.49 998.58 998.58		90	Wind blowing from the south-southeast	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							90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas	200-300 656-984			35.0 21.8	16.2 61
	10	17.1 63	744.7 29.32 992.85 992.85	749.0 29.49 998.58 998.58		93	Wind blowing from the south-east	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	Rain (not freezing).						50%. 5/10. 4 oktas	100-200 328-656			30.0 18.6	16.0 61
	09	16.8 62	744.8 29.32 992.99 992.99	749.1 29.49 998.72 998.72		96	Wind blowing from the south-east	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			100%. 10/10. 8 oktas	Rain, not freezing, continuous, slight at time of observation.	Rain.	Rain.	14.7 58	18.4 65	Stratus nebulosus or Stratus fractus other than of bad weather, or both.	90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas	100-200 328-656			15.0 9.3	16.2 61	0.4 0.02	12
	08	16.5 62	745.2 29.34 993.52 993.52	749.5 29.51 999.25 999.25		98	Wind blowing from the east-southeast	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			100%. 10/10. 8 oktas	Rain shower(s) or intermittent rain, slight.						100%. 10/10. 8 oktas	100-200 328-656			14.0 8.7	16.1 61
	07	15.8 60	745.5 29.35 993.92 993.92	749.8 29.52 999.65 999.65		98	Wind blowing from the east-southeast	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas	Rain shower(s) or intermittent rain, slight.						10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	1500-2000 4921-6562			11.0 6.8	15.5 60
	06	15.6 60	745.6 29.35 994.05 994.05	750.0 29.53 999.92 999.92		97	Wind blowing from the east	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas	Rain, 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.	20–30%. 2/10–3/10. 2 oktas	1500-2000 4921-6562	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.		11.0 6.8	15.1 59			Surface of ground moist.
	05	15.3 60	745.8 29.36 994.32 994.32	750.1 29.53 1000.05 1000.05		95	Wind blowing from the south-east	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			100%. 10/10. 8 oktas							100%. 10/10. 8 oktas	2000-2500 6562-8202			29.0 18.0	14.5 58
	04	16.0 61	745.7 29.36 994.19 994.19	750.0 29.53 999.92 999.92		91	Wind blowing from the south-west	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			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	600-1000 1968-3281			23.0 14.3	14.6 58
	03	15.8 60	745.9 29.37 994.45 994.45	750.2 29.54 1000.18 1000.18		96	Wind blowing from the south-southeast	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			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	2000-2500 6562-8202			20.0 12.4	15.2 59
	02	16.0 61	746.2 29.38 994.85 994.85	750.4 29.54 1000.45 1000.45		96	Wind blowing from the south-southeast	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			20–30%. 2/10–3/10. 2 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			24.0 14.9	15.4 60
	01	17.1 63	746.4 29.39 995.12 995.12	750.7 29.56 1000.85 1000.85		92	Wind blowing from the south	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 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							10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	1500-2000 4921-6562			35.0 21.8	15.8 60
	00	18.2 65	746.5 29.39 995.25 995.25	750.7 29.56 1000.85 1000.85		84	Wind blowing from the south	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 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						Cumulonimbus calvus, with or without Cumulus, Stratocumulus or Stratus.	70 – 80%. 7/10 – 8/10. 6 oktas	600-1000 1968-3281	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.		40.0 24.9	15.5 60			Dry (without cracks, no appreciable amount of dust or loose sand)