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Weather & Climate in Gialós, Greece
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Gialós enjoys a temperate climate with an average annual temperature of 63°F (17°C). Winters average 50°F in January while summers reach 77°F in July. The area gets 292 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 24.2 inches (drier than the 38-inch national average). The city sits at an elevation of 135 feet.
Temperature
50°F Jan (10°C)
77°F Jul (25°C)
| Annual Average | 62.8°F |
| 16% above US avg | |
| January Average | 50°F (10°C) |
| July Average | 77°F (25°C) |
| Sunny Days | 292 days/yr |
Geography
| Elevation | 135 ft (41 m) |
| Area | 259.4 sq mi (671.8 km²) |
| Population Density | 3/sq mi |
| Coordinates | 35.2391°N, 23.6349°W |
| Timezone | Europe/Athens |
Precipitation & Snow
Air Quality
Earthquake History
2,025 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.7.
| Jan 8, 2006 | 26 km NE of Kýthira, Greece | M6.7 | 125 km | 66 km |
| Oct 12, 2013 | 36 km W of Kíssamos, Greece | M6.6 | 46 km | 40 km |
| Mar 17, 2004 | 74 km WSW of Kastrí, Greece | M6.1 | 78 km | 25 km |
| May 23, 1994 | 15 km NNE of Pánormos, Greece | M6.1 | 105 km | 76 km |
| Nov 21, 1992 | 51 km WSW of Kýthira, Greece | M5.9 | 128 km | 65 km |
| Dec 7, 1995 | 4 km SSE of Kastrí, Greece | M5.6 | 65 km | 33 km |
| Sep 12, 2012 | 6 km SSE of Kastrí, Greece | M5.5 | 67 km | 32 km |
| Feb 3, 2007 | 63 km SW of Kýthira, Greece | M5.4 | 126 km | 59 km |
| Mar 14, 2023 | 101 km SW of K?thira, Greece | M5.4 | 136 km | 10 km |
| Nov 5, 1997 | 12 km SW of Kastrí, Greece | M5.4 | 61 km | 33 km |
| Jul 21, 2024 | 56 km SW of Palaióchora, Greece | M5.3 | 54 km | 10 km |
| Jul 31, 2017 | 35 km S of Kastrí, Greece | M5.3 | 89 km | 39 km |
| Sep 27, 2011 | 44 km SW of Kastrí, Greece | M5.3 | 81 km | 28 km |
| Nov 26, 2001 | 17 km E of Kastrí, Greece | M5.3 | 75 km | 33 km |
| Dec 10, 1995 | 2 km ESE of Kastrí, Greece | M5.3 | 63 km | 40 km |
| Apr 6, 2013 | 3 km S of Kastrí, Greece | M5.3 | 64 km | 34 km |
| Sep 13, 2011 | Crete, Greece | M5.2 | 93 km | 41 km |
| May 19, 2011 | 60 km SSW of Kastrí, Greece | M5.2 | 96 km | 26 km |
| Jul 30, 2016 | 66 km W of Palaióchora, Greece | M5.2 | 63 km | 23 km |
| Aug 28, 2024 | 13 km NE of Kastrí, Greece | M5.1 | 63 km | 55 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
5 tsunamis recorded within 500 km. Highest wave on record: 8.6 m (28 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1866 | S. COASTS PELOPONNESUS, GREECE | Earthquake | 8.6 m | — | 102 km |
| 2013 | CRETE | Earthquake | 0.0 m | — | 46 km |
| 1926 | ARGOLIKOS GULF | Earthquake | — | — | 143 km |
| 1629 | CRETE | Earthquake | — | — | 150 km |
| 365 | CRETE | Earthquake | — | 5,000 | 64 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
1 volcano within 200 km. Closest: Milos (178 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Milos | Stratovolcano(es) | 751 m (2,464 ft) | 140 | 178 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 50°F (10°C) | 5.0 in | Coldest, Wettest |
| February | 51°F (10°C) | 3.9 in | |
| March | 53°F (12°C) | 2.9 in | |
| April | 58°F (15°C) | 1.3 in | |
| May | 65°F (19°C) | 0.5 in | |
| June | 73°F (23°C) | 0.2 in | |
| July | 77°F (25°C) | 0.1 in | Warmest, Driest |
| August | 77°F (25°C) | 0.1 in | |
| September | 72°F (22°C) | 0.6 in | |
| October | 66°F (19°C) | 2.3 in | |
| November | 59°F (15°C) | 3.3 in | |
| December | 53°F (12°C) | 4.1 in |
Gialós has a seasonal temperature swing of 26°F / from 50°F in January to 77°F in July. Total annual precipitation is 24.2 inches, with January being the wettest month (5.0") and July the driest (0.1").