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Weather statistics for Mariehamn (Åland Islands)

Svenska Högarna weather station: 12 m.a.s.l., 77.0 km away from Mariehamn

Average temperature per month

Graph explanation.

Explaination to the graph:
Max temperature: Average max daily (24h) temperature per month
Minimum temperature: Average minimum daily (24h) temperature per month
Average temperature: Average daily (24h) temperature per month.
The temperature normals are measured in the period 1961–1990.
Les mer om normaler her

Source: WMO

Average days with precipitation per month

Graph explanation.

The graph shows average amount of days (24h) with precipitation during a month. When precipitation has surpassed 1mm per day (24h) it is defined as a day with precipitation. The mean period is 1961–1990.

Source: WMO
Tabular view for temperature and precipitation per month
Temperature Precipitation
Months Normal Warmest Coldest Normal
January -0.7°C 0.9°C -2.2°C 9
February -1.7°C 0.0°C -3.2°C 6
March 0.0°C 1.6°C -1.5°C 6
April 2.4°C 4.8°C 0.8°C 5
May 6.9°C 9.8°C 4.8°C 5
June 12.0°C 14.9°C 9.9°C 6
July 15.8°C 18.6°C 13.8°C 6
August 16.0°C 18.5°C 14.2°C 7
September 12.0°C 14.1°C 10.5°C 8
October 7.8°C 9.3°C 6.4°C 9
November 3.8°C 5.3°C 2.5°C 10
December 1.0°C 2.5°C -0.6°C 9