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Weather & Climate in Chérso, Greece
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Chérso enjoys a temperate climate with an average annual temperature of 58°F (14°C). Winters average 38°F in January while summers reach 78°F in July. The area gets 305 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 17.3 inches (drier than the 38-inch national average). The city sits at an elevation of 328 feet.
Temperature
38°F Jan (3°C)
78°F Jul (25°C)
| Annual Average | 57.7°F |
| 7% above US avg | |
| January Average | 38°F (3°C) |
| July Average | 78°F (25°C) |
| Sunny Days | 305 days/yr |
Geography
| Elevation | 328 ft (100 m) |
| Area | 240.4 sq mi (622.6 km²) |
| Population Density | 3/sq mi |
| Coordinates | 41.0892°N, 22.7807°W |
| Timezone | Europe/Athens |
Precipitation & Snow
Air Quality
Earthquake History
1,777 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 | 139 km | 14 km |
| Dec 21, 1990 | 14 km WNW of Gouménissa, Greece | M6.1 | 41 km | 13 km |
| Sep 1, 1994 | 4 km S of Demir Hisar, North Macedonia | M5.8 | 133 km | 14 km |
| Mar 12, 2021 | 8 km W of Elassóna, Greece | M5.6 | 145 km | 7 km |
| Jan 9, 2022 | 5 km NNW of Flórina, Greece | M5.5 | 120 km | 13 km |
| Jun 7, 2025 | 6 km WNW of Karyes, Greece | M5.4 | 148 km | 10 km |
| May 24, 2009 | 11 km WNW of Stathmós Mourión, Greece | M5.3 | 24 km | 0 km |
| May 4, 1995 | 9 km NNW of Palaiochóri, Greece | M5.3 | 91 km | 10 km |
| Jun 9, 2003 | 7 km E of Tsarítsani, Greece | M5.2 | 139 km | 18 km |
| Aug 22, 2014 | 12 km S of Kassándreia, Greece | M5.2 | 140 km | 14 km |
| Jul 17, 1995 | 7 km S of Siátista, Greece | M5.2 | 145 km | 22 km |
| May 17, 1995 | 17 km WSW of Aianí, Greece | M5.2 | 147 km | 19 km |
| Sep 1, 1994 | 8 km NW of Kukure?ani, North Macedonia | M5.2 | 128 km | 10 km |
| Sep 11, 2016 | 3 km ESE of ?air, North Macedonia | M5.1 | 148 km | 13 km |
| May 13, 1995 | 13 km SW of Aianí, Greece | M5.0 | 144 km | 10 km |
| Jul 14, 2019 | 3 km ESE of Áno Kómi, Greece | M4.9 | 124 km | 10 km |
| Jul 17, 2007 | 11 km S of Siátista, Greece | M4.9 | 148 km | 23 km |
| Jan 2, 2018 | 2 km N of Stathmós Mourión, Greece | M4.9 | 22 km | 12 km |
| Feb 7, 2023 | 4 km SSW of Níkiti, Greece | M4.9 | 124 km | 10 km |
| Feb 15, 2025 | 12 km E of Ouranoupolis, Greece | M4.9 | 141 km | 14 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
2 tsunamis recorded within 500 km. Highest wave on record: 2.0 m (7 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1932 | NORTH AEGEAN | Earthquake | 2.0 m | 161 | 115 km |
| 1902 | AEGEAN SEA | Earthquake | — | 5 | 55 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 38°F (3°C) | 1.1 in | Coldest |
| February | 42°F (5°C) | 1.3 in | |
| March | 48°F (9°C) | 1.3 in | |
| April | 56°F (13°C) | 1.5 in | |
| May | 65°F (18°C) | 1.8 in | |
| June | 73°F (23°C) | 1.5 in | |
| July | 78°F (25°C) | 1.3 in | Warmest |
| August | 77°F (25°C) | 1.1 in | Driest |
| September | 69°F (21°C) | 1.1 in | |
| October | 59°F (15°C) | 1.7 in | |
| November | 48°F (9°C) | 2.0 in | Wettest |
| December | 40°F (4°C) | 1.6 in |
Chérso has a seasonal temperature swing of 40°F / from 38°F in January to 78°F in July. Total annual precipitation is 17.3 inches, with November being the wettest month (2.0") and August the driest (1.1").