All Countries
Weather & Climate in Erateiní, Greece
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Erateiní enjoys a temperate climate with an average annual temperature of 56°F (13°C). Winters average 41°F in January while summers reach 73°F in July. The area gets 283 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 29.1 inches (drier than the 38-inch national average). The city sits at an elevation of 33 feet.
Temperature
41°F Jan (5°C)
73°F Jul (23°C)
| Annual Average | 55.9°F |
| 4% above US avg | |
| January Average | 41°F (5°C) |
| July Average | 73°F (23°C) |
| Sunny Days | 283 days/yr |
Geography
| Elevation | 33 ft (10 m) |
| Area | 1,737.5 sq mi (4,500.0 km²) |
| Population Density | 0/sq mi |
| Coordinates | 38.3618°N, 22.2283°W |
| Timezone | Europe/Athens |
Precipitation & Snow
Air Quality
Earthquake History
8,005 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.5.
| Jun 15, 1995 | 8 km WNW of Galaxídhion, Greece | M6.5 | 7 km | 14 km |
| Jun 8, 2008 | 15 km ESE of Várda, Greece | M6.4 | 76 km | 16 km |
| Jan 6, 2008 | 15 km WNW of Leonídio, Greece | M6.2 | 134 km | 75 km |
| Sep 7, 1999 | 5 km WNW of Fylí, Greece | M6.0 | 123 km | 10 km |
| Nov 18, 1992 | 10 km SE of Galaxídhion, Greece | M5.9 | 20 km | 15 km |
| Mar 18, 1993 | 11 km NNE of Témeni, Greece | M5.8 | 7 km | 59 km |
| Mar 29, 2024 | 34 km WNW of Filiatrá, Greece | M5.8 | 144 km | 27 km |
| Apr 12, 2006 | 16 km SE of Lithakiá, Greece | M5.7 | 140 km | 19 km |
| Nov 5, 1997 | 10 km NW of Galaxídhion, Greece | M5.6 | 10 km | 24 km |
| Mar 1, 2004 | 6 km ESE of Arfará, Greece | M5.6 | 137 km | 9 km |
| Jul 14, 1993 | 2 km SE of Pátra, Greece | M5.6 | 44 km | 23 km |
| Jan 26, 2014 | 8 km WNW of Sámi, Greece | M5.6 | 145 km | 10 km |
| Apr 4, 2006 | 14 km SE of Lithakiá, Greece | M5.5 | 137 km | 17 km |
| Jan 18, 2010 | 11 km E of Náfpaktos, Greece | M5.5 | 24 km | 1 km |
| Feb 17, 2021 | 11 km N of Kamárai, Greece | M5.5 | 19 km | 5 km |
| Apr 11, 2006 | 11 km SE of Lithakiá, Greece | M5.5 | 140 km | 18 km |
| Sep 16, 2001 | 6 km SE of Kopanáki, Greece | M5.5 | 128 km | 10 km |
| Apr 11, 2006 | 8 km ESE of Lithakiá, Greece | M5.5 | 138 km | 18 km |
| Apr 19, 2006 | 10 km SE of Lithakiá, Greece | M5.4 | 138 km | 19 km |
| Jun 15, 1995 | 3 km E of Galaxídhion, Greece | M5.4 | 17 km | 10 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 | 19 km |
| 1817 | CORINTHOS-PATRAS GULF | Earthquake | 5.0 m | — | 13 km |
| 1965 | NORTH CORINTH GULF | Eruption + Earthquake | 3.0 m | 2 | 28 km |
| 1894 | NORTH EVOIKOS GULF | Eruption + Earthquake | 3.0 m | — | 85 km |
| 1861 | CORINTH GULF | Eruption + Earthquake | 2.1 m | — | 18 km |
| 2008 | SW. CORINTH GULF | Unknown | 2.0 m | — | 18 km |
| 1996 | W. CORINTH GULF | Meteorological | 2.0 m | — | 13 km |
| 1981 | GULF OF CORINTH | Earthquake | 1.3 m | — | 94 km |
| 1995 | GULF OF CORINTH: AIYION | Eruption + Earthquake | 1.0 m | 26 | 7 km |
| 1981 | ATHENS-EASTERN GULF OF CORINTH | Earthquake | 1.0 m | 22 | 64 km |
| 1953 | IONIAN SEA | Earthquake | 1.0 m | — | 145 km |
| 1899 | IONIAN SEA | Earthquake | 1.0 m | — | 131 km |
| 1928 | CORINTHOS-PATRAS GULF | Earthquake | 0.6 m | 20 | 79 km |
| 1898 | IONIAN ISLANDS | Earthquake | 0.4 m | — | 127 km |
| 2015 | IONIAN SEA | Eruption + Earthquake | 0.2 m | 2 | 146 km |
| 1992 | CORINTH GULF | Earthquake | — | — | 32 km |
| 1984 | CORINTHOS GULF, GREECE | Eruption + Earthquake | — | — | 12 km |
| 1955 | VOLOS GULF | Earthquake | — | 8 | 138 km |
| 1953 | ITHAKI ISLAND | Earthquake | — | — | 123 km |
| 1953 | IONIAN SEA | Earthquake | — | 476 | 125 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
1 volcano within 200 km. Closest: Methana (128 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Methana | Lava dome(s) | 760 m (2,493 ft) | -258 | 128 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 41°F (5°C) | 3.5 in | Coldest |
| February | 41°F (5°C) | 3.5 in | |
| March | 45°F (7°C) | 3.0 in | |
| April | 52°F (11°C) | 2.3 in | |
| May | 61°F (16°C) | 1.6 in | |
| June | 69°F (21°C) | 0.9 in | |
| July | 73°F (23°C) | 0.7 in | Warmest, Driest |
| August | 73°F (23°C) | 0.8 in | |
| September | 67°F (19°C) | 1.2 in | |
| October | 58°F (14°C) | 3.0 in | |
| November | 49°F (10°C) | 4.2 in | |
| December | 43°F (6°C) | 4.4 in | Wettest |
Erateiní has a seasonal temperature swing of 32°F / from 41°F in January to 73°F in July. Total annual precipitation is 29.1 inches, with December being the wettest month (4.4") and July the driest (0.7").