Weather archive in Helsinki / Vantaa (airport)

weather station number     , observations since February 1, 2005
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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
March 31,
Monday
06
4.6
755.2
759.7
0.6
93
Wind blowing from the eastLight breeze
(3 m/s)
  
90 or more, but not 100%
Clouds generally dissolving or becoming less developed.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.  Stratocumulus other than Stratocumulus cumulogenitus.
90 or more, but not 100%
2500 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. 
14.0
3.6
  Surface of ground wet (standing water in small or large pools on surface).   
05
4.8
754.9
759.4
0.3
94
Wind blowing from the north-eastLight breeze
(3 m/s)
  
90 or more, but not 100%
No significant weather observed.     
40%.
1500-2000
  
15.0
3.9
      
04
5.4
754.9
759.4
0.6
91
Wind blowing from the eastLight breeze
(2 m/s)
  
40%.
No significant weather observed.     
40%.
2500 or more, or no clouds.
  
19.0
4.1
      
03
5.8
754.6
759.1
0.4
91
Wind blowing from the east-northeastGentle breeze
(5 m/s)
  
100%.
Rain (not freezing) not falling as shower(s).Shower(s).Rain.  Stratocumulus other than Stratocumulus cumulogenitus.
100%.
2000-2500
Altostratus opacus or Nimbostratus. 
21.0
4.4
  Surface of ground wet (standing water in small or large pools on surface).   
02
5.8
754.6
759.1
0.4
91
Wind blowing from the east-northeastLight breeze
(2 m/s)
  
100%.
No significant weather observed.     
100%.
2000-2500
  
19.0
4.4
      
01
5.8
754.3
758.8
0.5
92
Wind blowing from the east-northeastGentle breeze
(4 m/s)
  
100%.
No significant weather observed.     
100%.
2000-2500
  
17.0
4.6
      
00
6.1
754.2
758.7
0.7
91
Wind blowing from the east-northeastLight breeze
(3 m/s)
  
100%.
Rain, not freezing, intermittent, slight at time of observation.Shower(s).Rain.  Stratocumulus other than Stratocumulus cumulogenitus.
100%.
1500-2000
Altostratus opacus or Nimbostratus. 
15.0
4.7
  Surface of ground wet (standing water in small or large pools on surface).   
March 30,
Sunday
23
6.0
754.2
758.7
1.1
96
Wind blowing from the north-eastLight air
(1 m/s)
  
100%.
Rain shower(s) or intermittent rain, slight.     
100%.
1000-1500
  
9.0
5.4
      
22
6.4
753.8
758.3
0.9
95
Wind blowing from the east-northeastLight breeze
(2 m/s)
  
100%.
Precipitation     
100%.
1000-1500
  
9.0
5.7
      
21
6.6
753.5
758.0
0.8
93
Wind blowing from the eastLight breeze
(2 m/s)
  
100%.
Rain, not freezing, continuous, slight at time of observation.Rain.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.
4.4
10.4
Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels.
100%.
1000-1500
  
10.0
5.6
0.2
12
Surface of ground wet (standing water in small or large pools on surface).   
20
6.7
753.1
757.6
0.6
95
Wind blowing from the eastLight breeze
(2 m/s)
  
100%.
Rain, not freezing, slight.     
100%.
1000-1500
  
6.0
6.0
      
19
7.0
752.9
757.4
0.6
93
Wind blowing from the east-southeastLight breeze
(2 m/s)
  
100%.
Rain, not freezing, slight.     
100%.
300-600
  
8.0
6.0
      
18
8.1
752.7
757.2
0.5
83
Wind blowing from the south-southeastGentle breeze
(4 m/s)
  
100%.
Clouds generally forming or developing.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.  Stratocumulus other than Stratocumulus cumulogenitus.
100%.
300-600
  
13.0
5.3
  Dry (without cracks, no appreciable amount of dust or loose sand)   
17
8.8
752.5
757.0
0.2
78
Wind blowing from the south-southeastLight breeze
(2 m/s)
  
90 or more, but not 100%
No significant weather observed.     
90 or more, but not 100%
2000-2500
  
20.0
5.1
      
16
9.4
752.3
756.7
0.2
74
Wind blowing from the southGentle breeze
(5 m/s)
  
60%.
No significant weather observed.     
60%.
2000-2500
  
24.0
4.9
      
15
9.4
752.2
756.6
0.2
73
Wind blowing from the south-southeastGentle breeze
(4 m/s)
  
50%.
State of sky on the whole unchanged.Rain.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.  Stratocumulus other than Stratocumulus cumulogenitus.
50%.
2000-2500
Altocumulus translucidus at a single level. 
25.0
4.7
  Dry (without cracks, no appreciable amount of dust or loose sand)   
14
9.2
752.3
756.7
0.4
75
Wind blowing from the southGentle breeze
(4 m/s)
  
100%.
No significant weather observed.     
100%.
2000-2500
  
25.0
4.9
      
13
9.8
752.1
756.5
0.2
72
Wind blowing from the south-southeastLight breeze
(3 m/s)
  
2030%.
No significant weather observed.     
2030%.
2000-2500
  
22.0
4.9
      
12
8.3
752.0
756.5
0.4
79
Wind blowing from the south-eastLight breeze
(3 m/s)
  
2030%.
Clouds generally dissolving or becoming less developed.Rain.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.  Stratocumulus other than Stratocumulus cumulogenitus.
2030%.
300-600
No Altocumulus, Altostratus or Nimbostratus.No Cirrus, Cirrocumulus or Cirrostratus.
17.0
4.8
  Dry (without cracks, no appreciable amount of dust or loose sand)   
11
6.4
751.9
756.4
0.2
89
Wind blowing from the southLight breeze
(2 m/s)
  
50%.
Mist.     
50%.
100-200
  
9.0
4.7
      
10
4.8
751.9
756.4
0.1
93
Wind blowing from the south-southwestLight breeze
(2 m/s)
  
90 or more, but not 100%
Rain (not freezing).     
7080%.
100-200
  
8.0
3.7
      
09
4.4
751.6
756.1
-0.2
91
Wind blowing from the south-southeastLight breeze
(2 m/s)
  
100%.
Rain, not freezing, continuous, slight at time of observation.Rain.Cloud covering more than 1/2 of the sky throughout the appropriate period.
0.4
7.9
Stratocumulus other than Stratocumulus cumulogenitus.
100%.
1500-2000
  
9.0
3.1
No precipitation
12
    
08
3.8
751.7
756.3
-0.4
92
Wind blowing from the southLight breeze
(2 m/s)
  
100%.
Drizzle, not freezing, slight.     
100%.
1500-2000
  
9.0
2.6
      
07
2.7
751.8
756.4
-0.4
93
Wind blowing from the southLight breeze
(3 m/s)
  
7080%.
Mist.     
7080%.
2500 or more, or no clouds.
  
9.0
1.7
      
06
3.1
751.8
756.3
-1.0
92
Wind blowing from the southLight breeze
(3 m/s)
  
7080%.
State of sky on the whole unchanged.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.  No Stratocumulus, Stratus, Cumulus or Cumulonimbus.
7080%.
2500 or more, or no clouds.
Altostratus opacus or Nimbostratus. 
8.0
1.9
  Dry (without cracks, no appreciable amount of dust or loose sand)   
0