Weather Helsinki - Selected year and month

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Weather statistics of month 05/2014
month curves
 
Low temperature -4.0°C 2014-05-06 03:50
High temperature +29.0°C 2014-05-19 15:50
Low wind chill -7.1°C 2014-05-06 03:50
Average temperature +10.8°C  
High wind speed (10min) 9.0m/s 2014-05-08 13:20
Low pressure 998.0hPa 2014-05-11 08:20
High pressure 1031.0hPa 2014-05-15 11:50
Low R.H 21% 2014-05-07 15:20
Days with maxtemp >= +25 °C 6   
daily averages

If mean daily temperature is continuously:
< 0 °C = thermal winter,   > +10°C = thermal summer
0°C - +10°C = thermal spring or thermal autumn

Unit conversions:
  • Temperature: 0 °C = 32 °F,    (°F = 32 +1.8*°C)
  • Wind speed:  1 m/s = 3,6 km/h = 2.23694 mph = 1.94387 kt