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Ayía Triás, Greece

Full City Profile

2.6 /5.0
C+ Fair
1,151 Population 729/sq mi density
69 ft Elevation 21 meters
62°F Avg Temperature 17°C
C+
Overall
2.6 / 5.0
Fair overall score based on economy, affordability, safety and education
C+
Economy
2.6 / 5.0
$20,196 median income, unemployment
Ayía Triás enjoys a temperate climate with an average annual temperature of 62°F (17°C). Winters average 48°F in January while summers reach 79°F in July. The area gets 294 sunny days per year. Annual precipitation totals 23.0 inches. The area receives 0.0 inches of snow annually.

Temperature

48°F Jan (9°C) 79°F Jul (26°C)
Annual Average62.4°F
16% above US avg
January Average48°F (9°C)
July Average79°F (26°C)
Sunny Days294 days/yr

Geography

Elevation69 ft (21 m)
Area1.6 sq mi (4.1 km²)
Population Density729/sq mi
Coordinates37.6371°N, 22.8050°W
TimezoneEurope/Athens

Precipitation & Snow

Annual Rainfall 23.0"
40% below US avg
Snowfall 0.0"
Wettest Month (Dec) 3.98"
Driest Month (Jul) 0.31"

Air Quality

Earthquake History

6,116 earthquakes (M2.5+) within 150 km since 1990. Strongest: M6.5. Most recent: M4.1 on Aug 15, 2025.

Jun 15, 1995 8 km WNW of Galaxídhion, Greece M6.5 97 km
Jun 8, 2008 15 km ESE of Várda, Greece M6.4 118 km
Jan 6, 2008 15 km WNW of Leonídio, Greece M6.2 48 km
Sep 7, 1999 5 km WNW of Fylí, Greece M6.0 88 km
Nov 18, 1992 10 km SE of Galaxídhion, Greece M5.9 81 km
Mar 29, 2024 34 km WNW of Filiatrá, Greece M5.8 141 km
Aug 29, 2014 59 km E of Géfyra, Greece M5.8 133 km
Mar 18, 1993 11 km NNE of Témeni, Greece M5.8 97 km
Mar 1, 2004 6 km ESE of Arfará, Greece M5.6 83 km
Apr 4, 2014 36 km ESE of Ýdra, Greece M5.6 102 km
Nov 5, 1997 10 km NW of Galaxídhion, Greece M5.6 100 km
Jul 14, 1993 2 km SE of Pátra, Greece M5.6 113 km
Feb 17, 2021 11 km N of Kamárai, Greece M5.5 110 km
Jan 18, 2010 11 km E of Náfpaktos, Greece M5.5 113 km
Sep 16, 2001 6 km SE of Kopanáki, Greece M5.5 93 km
Mar 26, 1993 10 km WSW of Epitálio, Greece M5.4 125 km
Jan 22, 2010 14 km NNE of Kamárai, Greece M5.4 110 km
Jun 15, 1995 3 km E of Galaxídhion, Greece M5.4 90 km
Sep 16, 2013 9 km NNW of Eláteia, Greece M5.3 119 km
Mar 30, 2019 2 km SE of Galaxídhion, Greece M5.3 89 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 2 102 km
1867 PELOPONNESUS, GREECE Earthquake 6.0 m 148 km
1817 CORINTHOS-PATRAS GULF Earthquake 5.0 m 96 km
1965 NORTH CORINTH GULF Eruption + Earthquake 3.0 m 2 86 km
1894 NORTH EVOIKOS GULF Eruption + Earthquake 3.0 m 121 km
1861 CORINTH GULF Eruption + Earthquake 2.1 m 82 km
2008 SW. CORINTH GULF Unknown 2.0 m 82 km
1996 W. CORINTH GULF Meteorological 2.0 m 103 km
1981 GULF OF CORINTH Earthquake 1.3 m 76 km
1995 GULF OF CORINTH: AIYION Eruption + Earthquake 1.0 m 26 97 km
1981 ATHENS-EASTERN GULF OF CORINTH Earthquake 1.0 m 22 66 km
1947 PELOPONNESUS, GREECE Eruption + Earthquake 1.0 m 3 121 km
1899 IONIAN SEA Earthquake 1.0 m 103 km
1928 CORINTHOS-PATRAS GULF Earthquake 0.6 m 20 44 km
1992 CORINTH GULF Earthquake 83 km
1984 CORINTHOS GULF, GREECE Eruption + Earthquake 96 km
1926 ARGOLIKOS GULF Earthquake 134 km
1888 GULF OF CORINTH Eruption + Earthquake 88 km
1886 IONIAN SEA Earthquake 326 115 km
1862 IONIAN SEA Earthquake 84 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Nearby Volcanoes

2 volcanoes within 200 km. Closest: Methana (47 km).

Name Type Elevation Last Eruption Distance
Methana Lava dome(s) 760 m (2,493 ft) -258 47 km
Milos Stratovolcano(es) 751 m (2,464 ft) 140 178 km
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 48°F (9°C) 3.0 in Coldest
February 49°F (9°C) 2.9 in
March 52°F (11°C) 2.4 in
April 58°F (14°C) 1.7 in
May 66°F (19°C) 0.9 in
June 75°F (24°C) 0.4 in
July 79°F (26°C) 0.3 in Warmest, Driest
August 79°F (26°C) 0.5 in
September 73°F (23°C) 0.7 in
October 64°F (18°C) 2.5 in
November 56°F (13°C) 3.8 in
December 51°F (10°C) 4.0 in Wettest

Ayía Triás has a seasonal temperature swing of 31°F / from 48°F in January to 79°F in July. Total annual precipitation is 22.9 inches, with December being the wettest month (4.0") and July the driest (0.3").

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