Climate of Mariehamn, Mariehamn, Åland Islands
Point-value climate at Mariehamn (Mariehamn, Åland Islands). Population approximately 10,682.
Located in Mariehamn, Åland Islands, Mariehamn has a seasonal climate. Population approximately 10,682. Monthly average temperatures range from -3.2°C / 26.2°F in February to 15.8°C / 60.4°F in July, with rainfall varying from 28 mm / 1.1 in (May) to 70 mm / 2.8 in (November) — about 590 mm / 23.2 in across the year. These are point-value climate normals sampled at Mariehamn's coordinates — often quite different from the surrounding region's area-weighted average.
Best time to visit Mariehamn →
| Month | Temperature | Rainfall | Matches |
|---|---|---|---|
| January | -1.9°C28.6°F | 43 mm1.7″ | Snowy |
| February | -3.2°C26.2°F | 29 mm1.1″ | Snowy |
| March | -0.9°C30.4°F | 34 mm1.3″ | Snowy |
| April | 2.7°C36.9°F | 31 mm1.2″ | — |
| May | 8.1°C46.6°F | 28 mm1.1″ | — |
| June | 12.9°C55.2°F | 45 mm1.8″ | — |
| July | 15.8°C60.4°F | 59 mm2.3″ | — |
| August | 15.4°C59.7°F | 68 mm2.7″ | — |
| September | 11.1°C52°F | 63 mm2.5″ | — |
| October | 7°C44.6°F | 66 mm2.6″ | — |
| November | 3°C37.4°F | 70 mm2.8″ | — |
| December | -0.1°C31.8°F | 54 mm2.1″ | Snowy |
Frequently asked questions
What is the best time to visit Mariehamn?
Mariehamn does not have a clearly "sunny" season by our profile cutoffs — see the "warmest and driest months" fallback for the closest picks. Mariehamn's warmest month is July at an average of 15.8°C / 60.4°F, and its driest month is May with about 28 mm / 1.1 in of rain.
What is the climate of Mariehamn?
Mariehamn, in Mariehamn, Åland Islands, has monthly average temperatures ranging from -3.2°C / 26.2°F in February to 15.8°C / 60.4°F in July. Annual rainfall is approximately 590 mm / 23.2 in, with the wettest month being November (70 mm / 2.8 in) and the driest May (28 mm / 1.1 in).
What is the average temperature in Mariehamn in July?
The average temperature in Mariehamn in July is 15.8°C / 60.4°F, with rainfall of about 59 mm / 2.3 in — the warmest month of the year.
When is the driest month in Mariehamn?
The driest month in Mariehamn is May, with about 28 mm / 1.1 in of average monthly rainfall. Average temperature that month is 8.1°C / 46.6°F.
When is the wettest month in Mariehamn?
The wettest month in Mariehamn is November, with approximately 70 mm / 2.8 in of average monthly rainfall.