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Weather & Climate in Föglö, Aland Islands
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Föglö has a cool climate with an average annual temperature of 42°F (6°C). Winters average 28°F in January while summers reach 61°F in July. The area gets 297 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 21.7 inches (drier than the 38-inch national average). The area receives 5.8 inches of snow annually.
Temperature
28°F Jan (-2°C)
61°F Jul (16°C)
| Annual Average | 42.2°F |
| 22% below US avg | |
| January Average | 28°F (-2°C) |
| July Average | 61°F (16°C) |
| Sunny Days | 297 days/yr |
Geography
| Area | 462.6 sq mi (1,198.2 km²) |
| Population Density | 1/sq mi |
| Coordinates | 60.0139°N, 20.4138°W |
| Timezone | Europe/Mariehamn |
Precipitation & Snow
Air Quality
Earthquake History
10 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M2.8.
| Mar 9, 2005 | 56 km ESE of Kökar, Aland Islands | M2.8 | 86 km | 0 km |
| Apr 5, 1995 | 9 km N of Åkersberga, Sweden | M2.7 | 128 km | 15 km |
| Mar 30, 1995 | 11 km SSW of Norrtälje, Sweden | M2.7 | 106 km | 10 km |
| May 24, 1995 | 8 km ENE of Nagu, Finland | M2.7 | 94 km | 10 km |
| Apr 3, 1995 | 14 km NE of Åkersberga, Sweden | M2.6 | 120 km | 10 km |
| Mar 9, 2005 | Baltic Sea | M2.6 | 108 km | 0 km |
| Mar 9, 2005 | 30 km SSW of Dragsfjärd, Finland | M2.6 | 108 km | 0 km |
| May 12, 2005 | 6 km E of Dalarö, Sweden | M2.5 | 145 km | 0 km |
| Apr 5, 1995 | 6 km NNE of Åkersberga, Sweden | M2.5 | 128 km | 10 km |
| Mar 9, 2005 | 49 km SSW of Dragsfjärd, Finland | M2.5 | 103 km | 0 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 28°F (-2°C) | 1.5 in | |
| February | 26°F (-4°C) | 1.1 in | Coldest, Driest |
| March | 30°F (-1°C) | 1.1 in | |
| April | 37°F (3°C) | 1.2 in | |
| May | 46°F (8°C) | 1.1 in | |
| June | 55°F (13°C) | 1.7 in | |
| July | 61°F (16°C) | 2.1 in | Warmest |
| August | 60°F (15°C) | 2.5 in | |
| September | 53°F (11°C) | 2.4 in | |
| October | 45°F (7°C) | 2.4 in | |
| November | 37°F (3°C) | 2.6 in | Wettest |
| December | 31°F (-0°C) | 2.0 in |
Föglö has a seasonal temperature swing of 35°F / from 26°F in February to 61°F in July. Total annual precipitation is 21.7 inches, with November being the wettest month (2.6") and February the driest (1.1").