Mégara, Greece

Full City Profile

25,467 Population 205/sq mi density
115 ft Elevation 35 meters
67°F Avg Temperature 19°C
Mégara enjoys a temperate climate with an average annual temperature of 67°F (19°C). Winters average 52°F in January while summers reach 88°F in July. Annual precipitation totals 16.7 inches. The area receives 3.0 inches of snow annually.

Temperature

52°F Jan (11°C) 88°F Jul (31°C)
Annual Average66.9°F
24% above US avg
January Average52°F (11°C)
July Average88°F (31°C)

Geography

Elevation115 ft (35 m)
Area124.4 sq mi (322.2 km²)
Population Density205/sq mi
Coordinates37.9947°N, 23.3432°E
TimezoneEurope/Athens

Precipitation & Snow

Annual Rainfall 16.7"
56% below US avg
Snowfall 3.0"
Wettest Month (Dec) 2.99"
Driest Month (Jul) 0.28"

Air Quality

Earthquake History

5,144 earthquakes (M2.5+) within 150 km since 1990. Strongest: M6.5. Most recent: M4.4 on Jun 25, 2025.

Jun 15, 1995 8 km WNW of Galaxídhion, Greece M6.5 103 km
Jul 26, 2001 32 km WNW of Skýros, Greece M6.5 142 km
Jan 6, 2008 15 km WNW of Leonídio, Greece M6.2 104 km
Sep 7, 1999 5 km WNW of Fylí, Greece M6.0 27 km
Nov 18, 1992 10 km SE of Galaxídhion, Greece M5.9 85 km
Aug 29, 2014 59 km E of Géfyra, Greece M5.8 149 km
Mar 18, 1993 11 km NNE of Témeni, Greece M5.8 111 km
Jul 14, 1993 2 km SE of Pátra, Greece M5.6 141 km
Apr 4, 2014 36 km ESE of Ýdra, Greece M5.6 92 km
Nov 5, 1997 10 km NW of Galaxídhion, Greece M5.6 105 km
Mar 1, 2004 6 km ESE of Arfará, Greece M5.6 144 km
Feb 17, 2021 11 km N of Kamárai, Greece M5.5 124 km
Jan 18, 2010 11 km E of Náfpaktos, Greece M5.5 129 km
Jan 22, 2010 14 km NNE of Kamárai, Greece M5.4 123 km
Jun 15, 1995 3 km E of Galaxídhion, Greece M5.4 92 km
Nov 4, 1993 8 km N of Kamárai, Greece M5.3 125 km
Feb 15, 2016 14 km E of Kréstena, Greece M5.3 145 km
Jun 9, 2015 13 km E of Malesína, Greece M5.3 70 km
Jul 19, 2019 1 km NNE of Magoúla, Greece M5.3 19 km
Mar 30, 2019 2 km SE of Galaxídhion, Greece M5.3 93 km
Source: USGS (M2.5+, 1990-2025)

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 2 121 km
1817 CORINTHOS-PATRAS GULF Earthquake 5.0 m - 114 km
1965 NORTH CORINTH GULF Eruption + Earthquake 3.0 m 2 82 km
1894 NORTH EVOIKOS GULF Eruption + Earthquake 3.0 m - 81 km
1861 CORINTH GULF Eruption + Earthquake 2.1 m - 103 km
2008 SW. CORINTH GULF Unknown 2.0 m - 103 km
1996 W. CORINTH GULF Meteorological 2.0 m - 118 km
1981 GULF OF CORINTH Earthquake 1.3 m - 24 km
1995 GULF OF CORINTH: AIYION Eruption + Earthquake 1.0 m 26 103 km
1981 ATHENS-EASTERN GULF OF CORINTH Earthquake 1.0 m 22 44 km
1928 CORINTHOS-PATRAS GULF Earthquake 0.6 m 20 30 km
1992 CORINTH GULF Earthquake - - 77 km
1984 CORINTHOS GULF, GREECE Eruption + Earthquake - - 113 km
1888 GULF OF CORINTH Eruption + Earthquake - - 111 km
1862 IONIAN SEA Earthquake - - 100 km
1853 CENTRAL GREECE (EVOIKOS GULF) Earthquake - 17 32 km
1794 CORINTH GULF Eruption + Earthquake - - 97 km
1748 CORINTHOS-PATRAS GULF Earthquake - - 114 km
1402 GULF OF CORINTH Earthquake - - 83 km
-373 CORINTHOS-PATRAS GULF Eruption + Earthquake - - 100 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Nearby Volcanoes

2 volcanoes within 200 km. Closest: Methana (42 km).

Name Type Elevation Last Eruption Distance
Methana Lava dome(s) 760 m (2,493 ft) -258 42 km
Milos Stratovolcano(es) 751 m (2,464 ft) 140 174 km
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 52°F (11°C) 2.2 in
February 49°F (9°C) 2.2 in Coldest
March 52°F (11°C) 2.2 in
April 58°F (15°C) 1.3 in
May 67°F (19°C) 0.8 in
June 76°F (24°C) 0.4 in
July 88°F (31°C) 0.3 in Warmest, Driest
August 80°F (26°C) 0.4 in
September 74°F (23°C) 0.5 in
October 65°F (19°C) 1.9 in
November 57°F (14°C) 2.6 in
December 52°F (11°C) 3.0 in Wettest

Mégara has a seasonal temperature swing of 39°F / from 49°F in February to 88°F in July. Total annual precipitation is 17.5 inches, with December being the wettest month (3.0") and July the driest (0.3").

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