Climate for Mariehamns stad
Average daytime and nighttime temperatures
All climatic diagrams of this site are taken from the collected data from the official weather station in Mariehamns stad in a height of 12m above sea level. All data correspond to the average monthly values of the last 20 years. Back to overview: Åland
The climate on the Åland Islands is not really suitable for petted US Westcoasters or Central Europeans. It is mostly cold and in winter months the mercury column won't reach anything above freezing point. In the cold season even the maximum temperatures are well below zero.
Due to the warmer temperatures the best time for traveling is from May to September. Nearly unattractive for tourists are the cold months from November to April.
rainy days per month Relative humidity in \% Absolute humidity in g/m³ (approx.)
The most important cities in the region of Mariehamns stad
All information without guarantee.