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Weather & Climate in Thásos, Greece
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Thásos enjoys a temperate climate with an average annual temperature of 56°F (13°C). Winters average 40°F in January while summers reach 74°F in July. The area gets 295 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 22.5 inches (drier than the 38-inch national average). The city sits at an elevation of 20 feet.
Temperature
40°F Jan (5°C)
74°F Jul (23°C)
| Annual Average | 56.1°F |
| 4% above US avg | |
| January Average | 40°F (5°C) |
| July Average | 74°F (23°C) |
| Sunny Days | 295 days/yr |
Geography
| Elevation | 20 ft (6 m) |
| Area | 0.3 sq mi (0.8 km²) |
| Population Density | 11,152/sq mi |
| Coordinates | 40.7781°N, 24.7094°W |
| Timezone | Europe/Athens |
Precipitation & Snow
Air Quality
Earthquake History
1,652 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.9.
| May 24, 2014 | 21 km SSW of Kamariótissa, Greece | M6.9 | 79 km | 6 km |
| Jan 8, 2013 | 47 km ESE of Mýrina, Greece | M5.7 | 143 km | 13 km |
| Jul 6, 2003 | 28 km NNE of Gökçeada, Turkey | M5.7 | 117 km | 17 km |
| Jan 16, 2022 | 25 km SSE of Karyes, Greece | M5.5 | 87 km | 7 km |
| Jul 23, 1992 | 43 km ESE of Sykiá, Greece | M5.5 | 107 km | 7 km |
| Jun 7, 2025 | 6 km WNW of Karyes, Greece | M5.4 | 73 km | 10 km |
| Jul 6, 2003 | 30 km NE of Gökçeada, Turkey | M5.3 | 126 km | 17 km |
| May 4, 1995 | 9 km NNW of Palaiochóri, Greece | M5.3 | 95 km | 10 km |
| Aug 22, 2014 | 12 km S of Kassándreia, Greece | M5.2 | 143 km | 14 km |
| Jun 15, 2004 | 26 km N of Gökçeada, Turkey | M5.2 | 105 km | 12 km |
| Mar 4, 2012 | 8 km ENE of Sárti, Greece | M5.2 | 90 km | 3 km |
| Feb 14, 2012 | 10 km ENE of Sárti, Greece | M5.2 | 89 km | 24 km |
| May 25, 2014 | Western Turkey | M4.9 | 127 km | 13 km |
| Feb 15, 2025 | 12 km E of Ouranoupolis, Greece | M4.9 | 69 km | 14 km |
| Apr 21, 2018 | 3 km ESE of Pefkochóri, Greece | M4.9 | 127 km | 10 km |
| Sep 4, 2014 | 29 km NNW of Mýrina, Greece | M4.9 | 76 km | 12 km |
| Feb 7, 2023 | 4 km SSW of Níkiti, Greece | M4.9 | 112 km | 10 km |
| Sep 9, 1999 | 10 km NW of Gökçeada, Turkey | M4.8 | 110 km | 5 km |
| Sep 22, 2024 | 10 km NNE of Karyes, Greece | M4.8 | 60 km | 10 km |
| Oct 12, 1991 | 22 km W of Gökçeada, Turkey | M4.8 | 102 km | 12 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Tsunami History
6 tsunamis recorded within 500 km. Highest wave on record: 3.0 m (10 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1905 | NORTH AEGEAN SEA | Eruption + Earthquake | 3.0 m | 11 | 77 km |
| 1932 | NORTH AEGEAN | Earthquake | 2.0 m | 161 | 75 km |
| 1893 | SAMOTHRACE | Earthquake | 1.0 m | 1 | 74 km |
| 2014 | NORTH AEGEAN SEA | Earthquake | 0.2 m | 3 | 79 km |
| 1902 | AEGEAN SEA | Earthquake | - | 5 | 123 km |
| 1585 | NORTH AEGEAN SEA | Earthquake | - | - | 67 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 40°F (5°C) | 2.8 in | Coldest |
| February | 41°F (5°C) | 2.0 in | |
| March | 45°F (7°C) | 2.1 in | |
| April | 53°F (11°C) | 1.6 in | |
| May | 62°F (16°C) | 1.5 in | |
| June | 69°F (21°C) | 1.6 in | |
| July | 74°F (23°C) | 1.0 in | Warmest |
| August | 73°F (23°C) | 0.6 in | Driest |
| September | 66°F (19°C) | 1.0 in | |
| October | 58°F (14°C) | 2.2 in | |
| November | 49°F (10°C) | 3.0 in | |
| December | 43°F (6°C) | 3.2 in | Wettest |
Thásos has a seasonal temperature swing of 33°F / from 40°F in January to 74°F in July. Total annual precipitation is 22.5 inches, with December being the wettest month (3.2") and August the driest (0.6").