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Weather & Climate in Marmárion, Greece
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Marmárion enjoys a temperate climate with an average annual temperature of 62°F (17°C). Winters average 48°F in January while summers reach 77°F in July. The area gets 303 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 18.0 inches (drier than the 38-inch national average). The city sits at an elevation of 23 feet.
Temperature
48°F Jan (9°C)
77°F Jul (25°C)
| Annual Average | 61.8°F |
| 14% above US avg | |
| January Average | 48°F (9°C) |
| July Average | 77°F (25°C) |
| Sunny Days | 303 days/yr |
Geography
| Elevation | 23 ft (7 m) |
| Area | 459.1 sq mi (1,189.0 km²) |
| Population Density | 2/sq mi |
| Coordinates | 38.0484°N, 24.3204°W |
| Timezone | Europe/Athens |
Precipitation & Snow
Air Quality
Earthquake History
2,898 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.5.
| Jul 26, 2001 | 32 km WNW of Skýros, Greece | M6.5 | 113 km | 10 km |
| Sep 7, 1999 | 5 km WNW of Fylí, Greece | M6.0 | 63 km | 10 km |
| Jun 10, 2001 | 6 km NE of Psará, Greece | M5.6 | 127 km | 33 km |
| Apr 4, 2014 | 36 km ESE of Ýdra, Greece | M5.6 | 94 km | 107 km |
| Jun 9, 2015 | 13 km E of Malesína, Greece | M5.3 | 103 km | 13 km |
| Jul 19, 2019 | 1 km NNE of Magoúla, Greece | M5.3 | 70 km | 10 km |
| Jun 18, 2008 | 4 km NNW of Ayía Triás, Greece | M5.1 | 142 km | 83 km |
| Oct 11, 2017 | 32 km E of Patitírion, Greece | M5.1 | 124 km | 12 km |
| Oct 9, 2010 | 14 km NE of Xylókastro, Greece | M5.1 | 139 km | 11 km |
| Jul 16, 2010 | 24 km NNE of Patitírion, Greece | M5.0 | 146 km | 9 km |
| Feb 4, 1993 | 15 km S of Antikyra, Greece | M5.0 | 146 km | 32 km |
| May 27, 2025 | 13 km S of Antikyra, Greece | M5.0 | 148 km | 23 km |
| Sep 22, 2012 | 8 km NNE of Káto Dhiminió, Greece | M5.0 | 136 km | 10 km |
| Jul 30, 2001 | 16 km ESE of Patitírion, Greece | M5.0 | 118 km | 10 km |
| Nov 12, 2013 | 3 km S of Oreoí, Greece | M4.9 | 144 km | 2 km |
| May 17, 2009 | 6 km NE of Xylókastro, Greece | M4.9 | 143 km | 19 km |
| Mar 31, 2023 | 37 km WNW of Sérifos, Greece | M4.8 | 89 km | 129 km |
| Nov 27, 2013 | 14 km W of Pórto Chéli, Greece | M4.8 | 144 km | 37 km |
| Jul 18, 1995 | 33 km ESE of Skýros, Greece | M4.8 | 102 km | 14 km |
| May 29, 2005 | 11 km SSW of Kyriáki, Greece | M4.8 | 141 km | 104 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
5 tsunamis recorded within 500 km. Highest wave on record: 3.0 m (10 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1894 | NORTH EVOIKOS GULF | Eruption + Earthquake | 3.0 m | — | 129 km |
| 1981 | GULF OF CORINTH | Earthquake | 1.3 m | — | 92 km |
| 1981 | ATHENS-EASTERN GULF OF CORINTH | Earthquake | 1.0 m | 22 | 123 km |
| 1928 | CORINTHOS-PATRAS GULF | Earthquake | 0.6 m | 20 | 116 km |
| 1853 | CENTRAL GREECE (EVOIKOS GULF) | Earthquake | — | 17 | 75 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
2 volcanoes within 200 km. Closest: Methana (99 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Methana | Lava dome(s) | 760 m (2,493 ft) | -258 | 99 km |
| Milos | Stratovolcano(es) | 751 m (2,464 ft) | 140 | 150 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 48°F (9°C) | 2.7 in | |
| February | 48°F (9°C) | 2.4 in | Coldest |
| March | 51°F (11°C) | 2.2 in | |
| April | 57°F (14°C) | 1.1 in | |
| May | 65°F (18°C) | 0.7 in | |
| June | 73°F (23°C) | 0.3 in | |
| July | 77°F (25°C) | 0.2 in | Warmest, Driest |
| August | 77°F (25°C) | 0.3 in | |
| September | 72°F (22°C) | 0.4 in | |
| October | 64°F (18°C) | 2.0 in | |
| November | 57°F (14°C) | 2.4 in | |
| December | 51°F (11°C) | 3.2 in | Wettest |
Marmárion has a seasonal temperature swing of 29°F / from 48°F in February to 77°F in July. Total annual precipitation is 18.0 inches, with December being the wettest month (3.2") and July the driest (0.2").