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Weather & Climate in Mesolóngi, Greece
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Mesolóngi enjoys a temperate climate with an average annual temperature of 59°F (15°C). Winters average 45°F in January while summers reach 75°F in July. The area gets 278 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 32.1 inches. The city sits at an elevation of 10 feet.
Temperature
45°F Jan (7°C)
75°F Jul (24°C)
| Annual Average | 59.2°F |
| 10% above US avg | |
| January Average | 45°F (7°C) |
| July Average | 75°F (24°C) |
| Sunny Days | 278 days/yr |
Geography
| Elevation | 10 ft (3 m) |
| Area | 264.2 sq mi (684.3 km²) |
| Population Density | 48/sq mi |
| Coordinates | 38.3714°N, 21.4315°W |
| Timezone | Europe/Athens |
Precipitation & Snow
Air Quality
Earthquake History
9,421 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.6.
| Nov 18, 1997 | 22 km SW of Lithakiá, Greece | M6.6 | 112 km | 33 km |
| Jun 15, 1995 | 8 km WNW of Galaxídhion, Greece | M6.5 | 74 km | 14 km |
| Jun 8, 2008 | 15 km ESE of Várda, Greece | M6.4 | 46 km | 16 km |
| Aug 14, 2003 | 8 km S of Kanaláki, Greece | M6.3 | 113 km | 10 km |
| Jan 26, 2014 | 1 km ENE of Lixoúri, Greece | M6.1 | 87 km | 8 km |
| Feb 3, 2014 | 8 km NNW of Lixoúri, Greece | M6.0 | 92 km | 5 km |
| Nov 18, 1992 | 10 km SE of Galaxídhion, Greece | M5.9 | 89 km | 15 km |
| Mar 29, 2024 | 34 km WNW of Filiatrá, Greece | M5.8 | 118 km | 27 km |
| Nov 3, 2009 | 38 km SW of Lithakiá, Greece | M5.8 | 127 km | 10 km |
| Mar 18, 1993 | 11 km NNE of Témeni, Greece | M5.8 | 63 km | 59 km |
| Apr 12, 2006 | 16 km SE of Lithakiá, Greece | M5.7 | 95 km | 19 km |
| Jan 31, 2005 | 62 km WSW of Katastárion, Greece | M5.7 | 146 km | 32 km |
| Mar 21, 2020 | 14 km NNE of Kanaláki, Greece | M5.7 | 129 km | 10 km |
| Mar 25, 2007 | 15 km N of Lixoúri, Greece | M5.7 | 88 km | 15 km |
| Nov 5, 1997 | 10 km NW of Galaxídhion, Greece | M5.6 | 75 km | 24 km |
| Jan 23, 1992 | 19 km NNW of Lixoúri, Greece | M5.6 | 97 km | 17 km |
| Jan 26, 2014 | 8 km WNW of Sámi, Greece | M5.6 | 76 km | 10 km |
| Jun 16, 1990 | 6 km WNW of Kanaláki, Greece | M5.6 | 126 km | 32 km |
| May 26, 2000 | 10 km WSW of Préveza, Greece | M5.6 | 92 km | 0 km |
| Mar 1, 2004 | 6 km ESE of Arfará, Greece | M5.6 | 150 km | 9 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
20 tsunamis recorded within 500 km. Highest wave on record: 6.0 m (20 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1963 | CORINTH GULF | Meteorological | 6.0 m | 2 | 52 km |
| 1817 | CORINTHOS-PATRAS GULF | Earthquake | 5.0 m | — | 59 km |
| 1965 | NORTH CORINTH GULF | Eruption + Earthquake | 3.0 m | 2 | 97 km |
| 1894 | NORTH EVOIKOS GULF | Eruption + Earthquake | 3.0 m | — | 150 km |
| 1861 | CORINTH GULF | Eruption + Earthquake | 2.1 m | — | 70 km |
| 2008 | SW. CORINTH GULF | Unknown | 2.0 m | — | 70 km |
| 1996 | W. CORINTH GULF | Meteorological | 2.0 m | — | 57 km |
| 2018 | IONIAN SEA | Earthquake | 1.5 m | — | 122 km |
| 1995 | GULF OF CORINTH: AIYION | Eruption + Earthquake | 1.0 m | 26 | 74 km |
| 1981 | ATHENS-EASTERN GULF OF CORINTH | Earthquake | 1.0 m | 22 | 132 km |
| 1953 | IONIAN SEA | Earthquake | 1.0 m | — | 79 km |
| 1948 | IONIAN SEA | Earthquake | 1.0 m | 7 | 89 km |
| 1899 | IONIAN SEA | Earthquake | 1.0 m | — | 128 km |
| 1928 | CORINTHOS-PATRAS GULF | Earthquake | 0.6 m | 20 | 143 km |
| 2003 | IONIAN SEA | Earthquake | 0.5 m | — | 113 km |
| 1898 | IONIAN ISLANDS | Earthquake | 0.4 m | — | 79 km |
| 2015 | IONIAN SEA | Eruption + Earthquake | 0.2 m | 2 | 80 km |
| 2018 | ISLAND OF ZAKYNTHOS | Meteorological | — | — | 91 km |
| 1992 | CORINTH GULF | Earthquake | — | — | 102 km |
| 1984 | CORINTHOS GULF, GREECE | Eruption + Earthquake | — | — | 60 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
1 volcano within 200 km. Closest: Methana (187 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Methana | Lava dome(s) | 760 m (2,493 ft) | -258 | 187 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 45°F (7°C) | 3.9 in | Coldest |
| February | 46°F (8°C) | 4.0 in | |
| March | 49°F (10°C) | 3.1 in | |
| April | 55°F (13°C) | 2.4 in | |
| May | 63°F (17°C) | 1.3 in | |
| June | 70°F (21°C) | 0.6 in | |
| July | 75°F (24°C) | 0.5 in | Driest |
| August | 75°F (24°C) | 0.6 in | Warmest |
| September | 69°F (21°C) | 1.5 in | |
| October | 62°F (17°C) | 3.6 in | |
| November | 53°F (12°C) | 5.6 in | Wettest |
| December | 48°F (9°C) | 5.0 in |
Mesolóngi has a seasonal temperature swing of 30°F / from 45°F in January to 75°F in August. Total annual precipitation is 32.1 inches, with November being the wettest month (5.6") and July the driest (0.5").