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Weather & Climate in Periyiáli, Greece
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Periyiáli enjoys a temperate climate with an average annual temperature of 62°F (16°C). Winters average 47°F in January while summers reach 79°F in July. The area gets 296 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 22.3 inches (drier than the 38-inch national average). The city sits at an elevation of 33 feet.
Temperature
47°F Jan (8°C)
79°F Jul (26°C)
| Annual Average | 61.6°F |
| 14% above US avg | |
| January Average | 47°F (8°C) |
| July Average | 79°F (26°C) |
| Sunny Days | 296 days/yr |
Geography
| Elevation | 33 ft (10 m) |
| Area | 5.3 sq mi (13.8 km²) |
| Population Density | 303/sq mi |
| Coordinates | 37.9404°N, 22.8395°W |
| Timezone | Europe/Athens |
Precipitation & Snow
Air Quality
Earthquake History
6,302 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 | 71 km | 14 km |
| Jun 8, 2008 | 15 km ESE of Várda, Greece | M6.4 | 115 km | 16 km |
| Jan 6, 2008 | 15 km WNW of Leonídio, Greece | M6.2 | 82 km | 75 km |
| Sep 7, 1999 | 5 km WNW of Fylí, Greece | M6.0 | 70 km | 10 km |
| Nov 18, 1992 | 10 km SE of Galaxídhion, Greece | M5.9 | 53 km | 15 km |
| Mar 18, 1993 | 11 km NNE of Témeni, Greece | M5.8 | 75 km | 59 km |
| Jul 14, 1993 | 2 km SE of Pátra, Greece | M5.6 | 100 km | 23 km |
| Nov 5, 1997 | 10 km NW of Galaxídhion, Greece | M5.6 | 74 km | 24 km |
| Mar 1, 2004 | 6 km ESE of Arfará, Greece | M5.6 | 110 km | 9 km |
| Apr 4, 2014 | 36 km ESE of Ýdra, Greece | M5.6 | 117 km | 107 km |
| Jan 18, 2010 | 11 km E of Náfpaktos, Greece | M5.5 | 93 km | 1 km |
| Feb 17, 2021 | 11 km N of Kamárai, Greece | M5.5 | 88 km | 5 km |
| Sep 16, 2001 | 6 km SE of Kopanáki, Greece | M5.5 | 115 km | 10 km |
| Jun 15, 1995 | 3 km E of Galaxídhion, Greece | M5.4 | 61 km | 10 km |
| Jan 22, 2010 | 14 km NNE of Kamárai, Greece | M5.4 | 88 km | 5 km |
| Mar 26, 1993 | 10 km WSW of Epitálio, Greece | M5.4 | 133 km | 10 km |
| Mar 30, 2019 | 2 km SE of Galaxídhion, Greece | M5.3 | 61 km | 10 km |
| Feb 15, 2016 | 14 km E of Kréstena, Greece | M5.3 | 102 km | 29 km |
| Sep 16, 2013 | 9 km NNW of Eláteia, Greece | M5.3 | 86 km | 8 km |
| Nov 4, 1993 | 8 km N of Kamárai, Greece | M5.3 | 88 km | 17 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 | 83 km |
| 1817 | CORINTHOS-PATRAS GULF | Earthquake | 5.0 m | — | 76 km |
| 1965 | NORTH CORINTH GULF | Eruption + Earthquake | 3.0 m | 2 | 56 km |
| 1894 | NORTH EVOIKOS GULF | Eruption + Earthquake | 3.0 m | — | 88 km |
| 1861 | CORINTH GULF | Eruption + Earthquake | 2.1 m | — | 63 km |
| 2008 | SW. CORINTH GULF | Unknown | 2.0 m | — | 63 km |
| 1996 | W. CORINTH GULF | Meteorological | 2.0 m | — | 81 km |
| 1981 | GULF OF CORINTH | Earthquake | 1.3 m | — | 49 km |
| 1995 | GULF OF CORINTH: AIYION | Eruption + Earthquake | 1.0 m | 26 | 71 km |
| 1981 | ATHENS-EASTERN GULF OF CORINTH | Earthquake | 1.0 m | 22 | 32 km |
| 1947 | PELOPONNESUS, GREECE | Eruption + Earthquake | 1.0 m | 3 | 150 km |
| 1899 | IONIAN SEA | Earthquake | 1.0 m | — | 123 km |
| 1928 | CORINTHOS-PATRAS GULF | Earthquake | 0.6 m | 20 | 16 km |
| 1992 | CORINTH GULF | Earthquake | — | — | 52 km |
| 1984 | CORINTHOS GULF, GREECE | Eruption + Earthquake | — | — | 76 km |
| 1888 | GULF OF CORINTH | Eruption + Earthquake | — | — | 71 km |
| 1886 | IONIAN SEA | Earthquake | — | 326 | 137 km |
| 1862 | IONIAN SEA | Earthquake | — | — | 62 km |
| 1853 | CENTRAL GREECE (EVOIKOS GULF) | Earthquake | — | 17 | 67 km |
| 1794 | CORINTH GULF | Eruption + Earthquake | — | — | 62 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
2 volcanoes within 200 km. Closest: Methana (57 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Methana | Lava dome(s) | 760 m (2,493 ft) | -258 | 57 km |
| Milos | Stratovolcano(es) | 751 m (2,464 ft) | 140 | 198 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 47°F (8°C) | 2.9 in | Coldest |
| February | 47°F (9°C) | 2.8 in | |
| March | 51°F (10°C) | 2.5 in | |
| April | 57°F (14°C) | 1.6 in | |
| May | 66°F (19°C) | 0.9 in | |
| June | 75°F (24°C) | 0.5 in | |
| July | 79°F (26°C) | 0.4 in | Warmest, Driest |
| August | 78°F (26°C) | 0.5 in | |
| September | 72°F (22°C) | 0.8 in | |
| October | 64°F (18°C) | 2.5 in | |
| November | 55°F (13°C) | 3.3 in | |
| December | 50°F (10°C) | 3.8 in | Wettest |
Periyiáli has a seasonal temperature swing of 32°F / from 47°F in January to 79°F in July. Total annual precipitation is 22.3 inches, with December being the wettest month (3.8") and July the driest (0.4").