Average monthly snow and rainfall in Hanko
The mean monthly precipitation over the year in Hanko (Southern Finland), including rain, snow, hail.
- On average, October is the wettest month with 91 mm of precipitation.
- On average, May is the driest month with 36 mm of precipitation.
- The average amount of annual precipitation is 739 mm.
Weather Forecasts for Hanko
overcast and snow
overcast and chance of slight snow
overcast and heavy sleet