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Weather & Climate in Koiláda, Greece
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Koiláda enjoys a temperate climate with an average annual temperature of 59°F (15°C). Winters average 41°F in January while summers reach 79°F in July. The area gets 300 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 19.7 inches (drier than the 38-inch national average). The city sits at an elevation of 390 feet.
Temperature
41°F Jan (5°C)
79°F Jul (26°C)
| Annual Average | 59.4°F |
| 10% above US avg | |
| January Average | 41°F (5°C) |
| July Average | 79°F (26°C) |
| Sunny Days | 300 days/yr |
Geography
| Elevation | 390 ft (119 m) |
| Area | 34.0 sq mi (88.2 km²) |
| Population Density | 18/sq mi |
| Coordinates | 39.5736°N, 22.3036°W |
| Timezone | Europe/Athens |
Precipitation & Snow
Air Quality
Earthquake History
5,450 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.6.
| May 13, 1995 | 10 km W of Aianí, Greece | M6.6 | 82 km | 14 km |
| Jun 15, 1995 | 8 km WNW of Galaxídhion, Greece | M6.5 | 130 km | 14 km |
| Mar 3, 2021 | 9 km W of Týrnavos, Greece | M6.3 | 23 km | 8 km |
| Nov 18, 1992 | 10 km SE of Galaxídhion, Greece | M5.9 | 141 km | 15 km |
| Mar 18, 1993 | 11 km NNE of Témeni, Greece | M5.8 | 138 km | 59 km |
| Mar 4, 2021 | 11 km E of Verdikoússa, Greece | M5.8 | 29 km | 10 km |
| Mar 21, 2020 | 14 km NNE of Kanaláki, Greece | M5.7 | 145 km | 10 km |
| Mar 12, 2021 | 8 km W of Elassóna, Greece | M5.6 | 40 km | 7 km |
| Nov 5, 1997 | 10 km NW of Galaxídhion, Greece | M5.6 | 126 km | 24 km |
| Oct 15, 2016 | 7 km WSW of Asprángeloi, Greece | M5.5 | 144 km | 22 km |
| Feb 17, 2021 | 11 km N of Kamárai, Greece | M5.5 | 132 km | 5 km |
| Mar 4, 2021 | 7 km S of Kraniá Elassónas, Greece | M5.5 | 44 km | 10 km |
| Jan 18, 2010 | 11 km E of Náfpaktos, Greece | M5.5 | 133 km | 1 km |
| Jun 15, 1995 | 3 km E of Galaxídhion, Greece | M5.4 | 133 km | 10 km |
| Jan 22, 2010 | 14 km NNE of Kamárai, Greece | M5.4 | 130 km | 5 km |
| Mar 3, 2021 | 5 km WSW of Týrnavos, Greece | M5.3 | 18 km | 10 km |
| Nov 4, 1993 | 8 km N of Kamárai, Greece | M5.3 | 136 km | 17 km |
| Aug 7, 2013 | 9 km NW of Eláteia, Greece | M5.3 | 104 km | 0 km |
| Mar 30, 2019 | 2 km SE of Galaxídhion, Greece | M5.3 | 135 km | 10 km |
| Sep 16, 2013 | 9 km NNW of Eláteia, Greece | M5.3 | 103 km | 8 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
15 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 | 143 km |
| 1817 | CORINTHOS-PATRAS GULF | Earthquake | 5.0 m | — | 143 km |
| 1965 | NORTH CORINTH GULF | Eruption + Earthquake | 3.0 m | 2 | 134 km |
| 1894 | NORTH EVOIKOS GULF | Eruption + Earthquake | 3.0 m | — | 119 km |
| 1996 | W. CORINTH GULF | Meteorological | 2.0 m | — | 136 km |
| 1995 | GULF OF CORINTH: AIYION | Eruption + Earthquake | 1.0 m | 26 | 130 km |
| 1992 | CORINTH GULF | Earthquake | — | — | 137 km |
| 1984 | CORINTHOS GULF, GREECE | Eruption + Earthquake | — | — | 142 km |
| 1965 | AEGEAN SEA | Earthquake | — | 38 | 147 km |
| 1955 | VOLOS GULF | Earthquake | — | 8 | 71 km |
| 1862 | IONIAN SEA | Earthquake | — | — | 147 km |
| 1794 | CORINTH GULF | Eruption + Earthquake | — | — | 142 km |
| 1748 | CORINTHOS-PATRAS GULF | Earthquake | — | — | 143 km |
| -373 | CORINTHOS-PATRAS GULF | Eruption + Earthquake | — | — | 147 km |
| -426 | CORINTHOS-PATRAS GULF | Earthquake | — | 2,500 | 82 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 41°F (5°C) | 1.8 in | Coldest |
| February | 44°F (7°C) | 2.0 in | |
| March | 49°F (9°C) | 1.9 in | |
| April | 56°F (14°C) | 1.7 in | |
| May | 65°F (18°C) | 1.5 in | |
| June | 75°F (24°C) | 0.9 in | |
| July | 79°F (26°C) | 0.8 in | Warmest |
| August | 77°F (25°C) | 0.7 in | Driest |
| September | 71°F (22°C) | 1.1 in | |
| October | 62°F (16°C) | 2.2 in | |
| November | 51°F (11°C) | 2.8 in | Wettest |
| December | 44°F (6°C) | 2.4 in |
Koiláda has a seasonal temperature swing of 38°F / from 41°F in January to 79°F in July. Total annual precipitation is 19.7 inches, with November being the wettest month (2.8") and August the driest (0.7").