Weather archive in Helsinki / Vantaa (airport)

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
2025 December 10, Wednesday	02	1.6 35	750.0 29.53 999.92 999.92	754.6 29.71 1006.05 1006.05	1.1 0.04 1.47 1.47	91	Wind blowing from the north-west	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			100%. 10/10. 8 oktas	Drizzle, not freezing, continuous, slight at time of observation.	Drizzle.	Cloud covering more than 1/2 of the sky throughout the appropriate period.			Stratus nebulosus or Stratus fractus other than of bad weather, or both.	100%. 10/10. 8 oktas	200-300 656-984			45.0 28.0	0.2 32			Surface of ground wet (standing water in small or large pools on surface).
	01	1.7 35	749.6 29.51 999.38 999.38	754.2 29.69 1005.52 1005.52	1.3 0.05 1.73 1.73	94	Wind blowing from the north-west	Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft)			100%. 10/10. 8 oktas	No significant weather observed.						100%. 10/10. 8 oktas	200-300 656-984			30.0 18.6	0.8 33
	00	2.0 36	749.4 29.5 999.12 999.12	753.9 29.68 1005.12 1005.12	1.5 0.06 2 2	97	Wind blowing from the west-northwest	Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft)			100%. 10/10. 8 oktas	Mist.						100%. 10/10. 8 oktas	100-200 328-656			7.0 4.4	1.5 35
December 9, Tuesday	23	2.3 36	748.9 29.48 998.45 998.45	753.5 29.67 1004.58 1004.58	1.7 0.07 2.27 2.27	89	Wind blowing from the north-northwest	Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft)			100%. 10/10. 8 oktas	State of sky on the whole unchanged.	Drizzle.	Cloud covering more than 1/2 of the sky throughout the appropriate period.			Stratus nebulosus or Stratus fractus other than of bad weather, or both.	100%. 10/10. 8 oktas	200-300 656-984			40.0 24.9	0.6 33			Surface of ground wet (standing water in small or large pools on surface).
	22	2.7 37	748.3 29.46 997.65 997.65	752.9 29.64 1003.78 1003.78	1.5 0.06 2 2	93	Wind blowing from the north-west	Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft)			100%. 10/10. 8 oktas	No significant weather observed.						100%. 10/10. 8 oktas	200-300 656-984			20.0 12.4	1.6 35
	21	3.1 38	747.9 29.44 997.12 997.12	752.4 29.62 1003.12 1003.12	1.7 0.07 2.27 2.27	91	Wind blowing from the north-west	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			100%. 10/10. 8 oktas	No significant weather observed.						100%. 10/10. 8 oktas	200-300 656-984			71.0 44.1	1.8 35
	20	3.2 38	747.2 29.42 996.18 996.18	751.7 29.59 1002.18 1002.18	1.3 0.05 1.73 1.73	93	Wind blowing from the north-west	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			100%. 10/10. 8 oktas	State of sky on the whole unchanged.	Drizzle.	Cloud covering more than 1/2 of the sky throughout the appropriate period.	3.2 38	7.2 45	Stratus nebulosus or Stratus fractus other than of bad weather, or both.	100%. 10/10. 8 oktas	200-300 656-984			71.0 44.1	2.1 36	2.0 0.08	12	Surface of ground wet (standing water in small or large pools on surface).
	19	3.4 38	746.8 29.4 995.65 995.65	751.3 29.58 1001.65 1001.65	1.8 0.07 2.4 2.4	93	Wind blowing from the north-west	Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft)			100%. 10/10. 8 oktas	No significant weather observed.						100%. 10/10. 8 oktas	200-300 656-984			55.0 34.2	2.3 36
	18	3.6 38	746.2 29.38 994.85 994.85	750.7 29.56 1000.85 1000.85	1.8 0.07 2.4 2.4	93	Wind blowing from the north-west	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	No significant weather observed.						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			60.0 37.3	2.6 37
	17	4.2 40	745.9 29.37 994.45 994.45	750.3 29.54 1000.32 1000.32	2.0 0.08 2.67 2.67	92	Wind blowing from the west-northwest	Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft)			100%. 10/10. 8 oktas	No significant weather observed.						100%. 10/10. 8 oktas	200-300 656-984			55.0 34.2	3.0 37
	16	4.5 40	745.0 29.33 993.25 993.25	749.5 29.51 999.25 999.25	1.5 0.06 2 2	95	Wind blowing from the west-northwest	Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft)			100%. 10/10. 8 oktas	No significant weather observed.						100%. 10/10. 8 oktas	200-300 656-984			35.0 21.8	3.7 39
	15	5.5 42	744.4 29.31 992.45 992.45	748.9 29.48 998.45 998.45	1.3 0.05 1.73 1.73	93	Wind blowing from the west-northwest	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			100%. 10/10. 8 oktas	Precipitation						100%. 10/10. 8 oktas	200-300 656-984			60.0 37.3	4.5 40
	14	6.1 43	743.9 29.29 991.79 991.79	748.3 29.46 997.65 997.65	1.0 0.04 1.33 1.33	95	Wind blowing from the west	Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft)			100%. 10/10. 8 oktas	Rain shower(s) or intermittent rain, slight.						100%. 10/10. 8 oktas	200-300 656-984			17.0 10.6	5.3 42
	13	6.6 44	743.5 29.27 991.25 991.25	747.9 29.44 997.12 997.12	0.9 0.04 1.2 1.2	97	Wind blowing from the west-southwest	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 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	6.2 43
	12	6.8 44	743.1 29.26 990.72 990.72	747.5 29.43 996.58 996.58	0.8 0.03 1.07 1.07	95	Wind blowing from the south-west	Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft)			100%. 10/10. 8 oktas	Drizzle, not freezing, slight.						100%. 10/10. 8 oktas	200-300 656-984			26.0 16.2	6.0 43
	11	6.8 44	742.9 29.25 990.45 990.45	747.4 29.43 996.45 996.45	0.8 0.03 1.07 1.07	93	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	Rain, not freezing, continuous, slight at time of observation.	Rain.	Rain.			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	5.8 42			Surface of ground wet (standing water in small or large pools on surface).
	10	6.7 44	742.6 29.24 990.05 990.05	747.1 29.41 996.05 996.05	0.4 0.02 0.53 0.53	93	Wind blowing from the south-southwest	Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft)			100%. 10/10. 8 oktas	Rain, not freezing, slight.						100%. 10/10. 8 oktas	200-300 656-984			30.0 18.6	5.7 42
	09	6.9 44	742.3 29.22 989.65 989.65	746.8 29.4 995.65 995.65	-0.3 -0.01 -0.4 -0.4	93	Wind blowing from the south-southwest	Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft)			100%. 10/10. 8 oktas	Rain, not freezing, slight.						100%. 10/10. 8 oktas	200-300 656-984			16.0 9.9	5.9 43
	08	7.1 45	742.1 29.22 989.39 989.39	746.5 29.39 995.25 995.25	-1.3 -0.05 -1.73 -1.73	92	Wind blowing from the south-southwest	Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft)			100%. 10/10. 8 oktas	Rain, not freezing, continuous, slight at time of observation.	Rain.	Rain.	3.4 38	7.3 45	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			28.0 17.4	5.9 43	16.0 0.63	12
	07	7.1 45	742.2 29.22 989.52 989.52	746.6 29.39 995.39 995.39	-2.2 -0.09 -2.93 -2.93	95	Wind blowing from the south-southwest	Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft)			100%. 10/10. 8 oktas	Rain, not freezing, slight.						100%. 10/10. 8 oktas	100-200 328-656			11.0 6.8	6.4 44
	06	6.2 43	742.6 29.24 990.05 990.05	747.1 29.41 996.05 996.05	-2.8 -0.11 -3.73 -3.73	96	Wind blowing from the south	Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft)			100%. 10/10. 8 oktas	Rain, not freezing, slight.						100%. 10/10. 8 oktas	100-200 328-656			10.0 6.2	5.6 42
	05	5.7 42	743.4 29.27 991.12 991.12	747.8 29.44 996.98 996.98	-2.8 -0.11 -3.73 -3.73	95	Wind blowing from the south	Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft)			100%. 10/10. 8 oktas	Rain, not freezing, continuous, slight at time of observation.	Rain.	Rain.			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			17.0 10.6	5.0 41			Surface of ground wet (standing water in small or large pools on surface).
	04	5.1 41	744.4 29.31 992.45 992.45	748.9 29.48 998.45 998.45	-2.8 -0.11 -3.73 -3.73	96	Wind blowing from the south-southeast	Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft)			100%. 10/10. 8 oktas	Rain (or drizzle) and snow, slight.						100%. 10/10. 8 oktas	100-200 328-656			12.0 7.5	4.5 40
	03	4.8 41	745.4 29.35 993.79 993.79	749.8 29.52 999.65 999.65	-2.8 -0.11 -3.73 -3.73	95	Wind blowing from the south-southeast	Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft)			100%. 10/10. 8 oktas	Rain (or drizzle) and snow, slight.						100%. 10/10. 8 oktas	100-200 328-656			14.0 8.7	4.1 39
	02	4.4 40	746.2 29.38 994.85 994.85	750.7 29.56 1000.85 1000.85	-2.9 -0.11 -3.87 -3.87	96	Wind blowing from the south-southeast	Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft)			100%. 10/10. 8 oktas	Rain, not freezing, continuous, slight at time of observation.	Rain.	Rain.			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			10.0 6.2	3.8 39			Surface of ground wet (standing water in small or large pools on surface).