Weather Helsinki - Selected year and month

Current weather  

Year:
2006      2007      2008      2009      2010      2011      2012      2013      2014      2015      2016      2017      2018      2019      2020     2021      2022      2023      2024     
Month:   01     02     03     04     05     06     07     08     09     10     11     12     
Weather statistics of month 09/2020
month curves
Low temperature +3.5°C 2020-09-20 06:30
High temperature +21.0°C 2020-09-24 16:30
Low wind chill 0.6°C 2020-09-20 06:30
Average temperature +13.0°C  
High wind speed (10min) 13.9m/s 2020-09-10 15:00
Low pressure 990.4hPa 2020-09-10 06:30
High pressure 1027.0hPa 2020-09-02 08:30
Low R.H 0% 2020-09-02 06:30
High daily precipitation 15.8mm 2020-09-12
Total precipitation of the month 74.7mm  
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