Helsinki August Weather Averages

Southern Finland, Finland

August Weather Averages for Helsinki

High Temp20°C68°F
Low Temp14°C58°F
Avg Temp17°C63°F
Sunshine Hours189 hours 
Rainfall83.60 mm3.29 In
Rain days10 days 
Pressure1013 mb30 In

 

Helsinki August Averages Year by Year

YearHigh TempLow TempAvg TempSunshine HoursRainfallRain daysPressure
200920°C / 68°F13°C / 56°F17°C / 62°F203 hours87.19 mm / 3.43 In10 days1014 mb / 30 In
201020°C / 69°F16°C / 60°F18°C / 65°F186 hours68.37 mm / 2.69 In11 days1011 mb / 30 In
201120°C / 68°F15°C / 59°F17°C / 63°F199 hours89.63 mm / 3.53 In13 days1012 mb / 30 In
201219°C / 65°F14°C / 56°F16°C / 61°F211 hours62.38 mm / 2.46 In9 days1014 mb / 30 In
201320°C / 68°F15°C / 59°F17°C / 63°F210 hours94.34 mm / 3.71 In11 days1015 mb / 30 In
201420°C / 69°F16°C / 61°F18°C / 64°F195 hours142.78 mm / 5.62 In18 days1009 mb / 30 In
201520°C / 68°F14°C / 58°F17°C / 63°F301 hours43.51 mm / 1.71 In7 days1020 mb / 31 In
201618°C / 64°F14°C / 58°F16°C / 61°F165 hours113.30 mm / 4.46 In16 days1012 mb / 30 In
201718°C / 65°F14°C / 57°F16°C / 61°F141 hours99.56 mm / 3.92 In10 days1013 mb / 30 In
201821°C / 70°F16°C / 60°F19°C / 65°F220 hours60.23 mm / 2.37 In8 days1013 mb / 30 In
201919°C / 66°F14°C / 57°F17°C / 62°F229 hours71.64 mm / 2.82 In11 days1014 mb / 30 In
202020°C / 68°F14°C / 57°F17°C / 63°F152 hours43.82 mm / 1.73 In8 days1013 mb / 30 In
202118°C / 65°F13°C / 56°F16°C / 60°F99 hours142.82 mm / 5.62 In14 days1011 mb / 30 In
202222°C / 72°F15°C / 60°F19°C / 66°F192 hours38.44 mm / 1.51 In7 days1018 mb / 31 In
202320°C / 68°F14°C / 58°F17°C / 63°F143 hours130.40 mm / 5.13 In14 days1012 mb / 30 In
202421°C / 70°F14°C / 57°F18°C / 64°F192 hours90.54 mm / 3.56 In3 days1011 mb / 30 In
202519°C / 66°F12°C / 54°F15°C / 60°F145 hours55.70 mm / 2.19 In2 days1010 mb / 30 In
202620°C / 68°F13°C / 55°F16°C / 61°F211 hours70.16 mm / 2.76 In15 days1011 mb / 30 In

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Weather history near Helsinki

Region

Southern Finland

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Helsinki weather history: common questions

How far back does Helsinki weather history go?

Hourly historical weather is available from 1 January 2009. Choose a date above, or pick a month at the top of the page for long-term averages.

Can I download Helsinki historical weather as a file?

Yes. Buy historical weather data as daily or hourly CSV, yearly monthly averages or monthly climate averages. A free sample download is available.

Is there an API for historical weather?

Yes. The WeatherAPI.com History API returns hourly weather for any past date from 2010, as JSON or XML. Get a free API key.

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