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 August 18, Tuesday | 11 | 17.1 63 | 747.0 29.41 995.92 995.92 | 751.3 29.58 1001.65 1001.65 | 69 | Wind blowing from the west-northwest | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | no clouds no clouds no clouds | 71.0 44.1 | 11.3 52 | |||||||||||||||||||
10 | 14.6 58 | 747.3 29.42 996.32 996.32 | 751.6 29.59 1002.05 1002.05 | 83 | Wind blowing from the west | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | no clouds no clouds no clouds | 71.0 44.1 | 11.8 53 | ||||||||||||||||||||
09 | 13.8 57 | 747.2 29.42 996.18 996.18 | 751.6 29.59 1002.05 1002.05 | 86 | Wind blowing from the west | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0 | 7.8 46 | 16.8 62 | 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 at a single level. | Cirrus spissatus, in patches or entangled sheaves, which usually do not increase and sometimes seem to be the remains of the upper part of a Cumulonimbus; or Cirrus castellanus or floccus. | 71.0 44.1 | 11.5 53 | No precipitation No precipitation | 12 | |||||||||||
08 | 12.0 54 | 747.1 29.41 996.05 996.05 | 751.6 29.59 1002.05 1002.05 | 94 | Wind blowing from the 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 | 2500 or more, or no clouds. 8202 or more, or no clouds. | 71.0 44.1 | 11.1 52 | |||||||||||||||||||
07 | 11.0 52 | 747.2 29.42 996.18 996.18 | 751.6 29.59 1002.05 1002.05 | 95 | Wind blowing from the west-northwest | 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 | 2500 or more, or no clouds. 8202 or more, or no clouds. | 71.0 44.1 | 10.3 51 | |||||||||||||||||||
06 | 10.2 50 | 747.4 29.43 996.45 996.45 | 751.9 29.6 1002.45 1002.45 | 97 | Wind blowing from the west | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | 100%. 10/10. 8 oktas | Patches of shallow fog or ice fog at the station, whether on land or sea, not deeper than about 2 metres on land or 10 metres at sea. | Cloud covering more than 1/2 of the sky during part of the appropriate period and covering 1/2 or less during part of the period. | Cloud covering more than 1/2 of the sky during part of the appropriate period and covering 1/2 or less during part of the period. | No Stratocumulus, Stratus, Cumulus or Cumulonimbus. | no clouds no clouds no clouds | 2500 or more, or no clouds. 8202 or more, or no clouds. | Altocumulus translucidus at a single level. | Cirrus spissatus, in patches or entangled sheaves, which usually do not increase and sometimes seem to be the remains of the upper part of a Cumulonimbus; or Cirrus castellanus or floccus. | 71.0 44.1 | 9.8 50 | Dry (without cracks, no appreciable amount of dust or loose sand) | |||||||||||
05 | 9.5 49 | 747.4 29.43 996.45 996.45 | 751.8 29.6 1002.32 1002.32 | 96 | Wind blowing from the west-southwest | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | 50%. 5/10. 4 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 71.0 44.1 | 8.9 48 | |||||||||||||||||||
04 | 10.3 51 | 747.3 29.42 996.32 996.32 | 751.6 29.59 1002.05 1002.05 | 97 | Wind blowing from the west-northwest | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | no clouds no clouds no clouds | 71.0 44.1 | 9.8 50 | ||||||||||||||||||||
03 | 11.1 52 | 747.4 29.43 996.45 996.45 | 751.8 29.6 1002.32 1002.32 | 94 | Wind blowing from the west | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | no clouds no clouds no clouds | 71.0 44.1 | 10.2 50 | Dry (without cracks, no appreciable amount of dust or loose sand) | |||||||||||||||||||
02 | 11.6 53 | 747.4 29.43 996.45 996.45 | 751.8 29.6 1002.32 1002.32 | 93 | Wind blowing from the west-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 | 10.5 51 | ||||||||||||||||||||
01 | 12.6 55 | 747.4 29.43 996.45 996.45 | 751.8 29.6 1002.32 1002.32 | 89 | Wind blowing from the west-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 | 10.8 51 | ||||||||||||||||||||
00 | 13.5 56 | 747.3 29.42 996.32 996.32 | 751.6 29.59 1002.05 1002.05 | 86 | Wind blowing from the west-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 | 11.2 52 | Dry (without cracks, no appreciable amount of dust or loose sand) | |||||||||||||||||||
| August 17, Monday | 23 | 14.1 57 | 747.1 29.41 996.05 996.05 | 751.5 29.59 1001.92 1001.92 | 84 | Wind blowing from the west-northwest | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | no clouds no clouds no clouds | 71.0 44.1 | 11.5 53 | |||||||||||||||||||
22 | 15.2 59 | 747.1 29.41 996.05 996.05 | 751.4 29.58 1001.78 1001.78 | 80 | Wind blowing from the west-northwest | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 70 – 80%. 7/10 – 8/10. 6 oktas | 70 – 80%. 7/10 – 8/10. 6 oktas | 600-1000 1968-3281 | 71.0 44.1 | 11.7 53 | ||||||||||||||||||
21 | 16.7 62 | 746.8 29.4 995.65 995.65 | 751.1 29.57 1001.38 1001.38 | 73 | Wind blowing from the west-northwest | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 50%. 5/10. 4 oktas | Clouds generally dissolving or becoming less developed. | Shower(s). | Cloud covering more than 1/2 of the sky during part of the appropriate period and covering 1/2 or less during part of the period. | 16.1 61 | 21.6 71 | Cumulonimbus calvus, with or without Cumulus, Stratocumulus or Stratus. | 50%. 5/10. 4 oktas | 1000-1500 3281-4921 | Altocumulus translucidus at a single level. | Cirrus spissatus, in patches or entangled sheaves, which usually do not increase and sometimes seem to be the remains of the upper part of a Cumulonimbus; or Cirrus castellanus or floccus. | 71.0 44.1 | 11.8 53 | No precipitation No precipitation | 12 | Dry (without cracks, no appreciable amount of dust or loose sand) | |||||||
20 | 17.3 63 | 746.7 29.4 995.52 995.52 | 751.0 29.57 1001.25 1001.25 | 75 | Wind blowing from the north-northeast | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 70 – 80%. 7/10 – 8/10. 6 oktas | 70 – 80%. 7/10 – 8/10. 6 oktas | 600-1000 1968-3281 | 71.0 44.1 | 12.8 55 | ||||||||||||||||||
19 | 18.3 65 | 746.5 29.39 995.25 995.25 | 750.8 29.56 1000.98 1000.98 | 71 | Wind blowing from the north-west | 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 | 2000-2500 6562-8202 | 65.0 40.4 | 12.9 55 | |||||||||||||||||
18 | 17.7 64 | 746.5 29.39 995.25 995.25 | 750.7 29.56 1000.85 1000.85 | 80 | Wind blowing from the north-northwest | 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 | Shower(s) of rain. | Shower(s). | Cloud covering more than 1/2 of the sky during part of the appropriate period and covering 1/2 or less during part of the 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 | 1000-1500 3281-4921 | 71.0 44.1 | 14.2 58 | Surface of ground moist. | |||||||||||||
17 | 19.5 67 | 746.2 29.38 994.85 994.85 | 750.5 29.55 1000.58 1000.58 | 64 | Wind blowing from the west-northwest | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 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). | 10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0 | 1000-1500 3281-4921 | 50.0 31.1 | 12.4 54 | |||||||||||||||||
16 | 20.7 69 | 746.1 29.37 994.72 994.72 | 750.3 29.54 1000.32 1000.32 | 56 | Wind blowing from the west | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft) | 60%. 6/10. 5 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 | 71.0 44.1 | 11.5 53 | ||||||||||||||||||
15 | 19.1 66 | 746.2 29.38 994.85 994.85 | 750.5 29.55 1000.58 1000.58 | 65 | Wind blowing from the west | Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 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. | 60%. 6/10. 5 oktas | 1000-1500 3281-4921 | 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. | Cirrus fibratus, sometimes uncinus, not progressively invading the sky. | 60.0 37.3 | 12.3 54 | Dry (without cracks, no appreciable amount of dust or loose sand) | ||||||||||||||
14 | 20.3 69 | 746.2 29.38 994.85 994.85 | 750.4 29.54 1000.45 1000.45 | 60 | Wind blowing from the west | Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft) | 50%. 5/10. 4 oktas | 50%. 5/10. 4 oktas | 600-1000 1968-3281 | 71.0 44.1 | 12.3 54 | ||||||||||||||||||
13 | 18.5 65 | 746.0 29.37 994.59 994.59 | 750.3 29.54 1000.32 1000.32 | 66 | Wind blowing from the west | Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 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 | 71.0 44.1 | 12.0 54 | ||||||||||||||||||
12 | 18.4 65 | 745.9 29.37 994.45 994.45 | 750.1 29.53 1000.05 1000.05 | 67 | Wind blowing from the west | Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 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 | 71.0 44.1 | 12.1 54 | ||||||||||||||||||