All Countries
Weather & Climate in Aréthousa, Greece
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Aréthousa experiences four distinct seasons with an average annual temperature of 55°F (13°C). Winters average 38°F in January while summers reach 73°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 1,168 feet.
Temperature
38°F Jan (3°C)
73°F Jul (23°C)
| Annual Average | 55.1°F |
| 2% above US avg | |
| January Average | 38°F (3°C) |
| July Average | 73°F (23°C) |
| Sunny Days | 300 days/yr |
Geography
| Elevation | 1,168 ft (356 m) |
| Area | 254.2 sq mi (658.3 km²) |
| Population Density | 3/sq mi |
| Coordinates | 40.7441°N, 23.5881°W |
| Timezone | Europe/Athens |
Precipitation & Snow
Air Quality
Earthquake History
1,616 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.1.
| Dec 21, 1990 | 14 km WNW of Gouménissa, Greece | M6.1 | 112 km | 13 km |
| Jan 16, 2022 | 25 km SSE of Karyes, Greece | M5.5 | 102 km | 7 km |
| Jul 23, 1992 | 43 km ESE of Sykiá, Greece | M5.5 | 121 km | 7 km |
| Jun 7, 2025 | 6 km WNW of Karyes, Greece | M5.4 | 72 km | 10 km |
| May 4, 1995 | 9 km NNW of Palaiochóri, Greece | M5.3 | 19 km | 10 km |
| May 24, 2009 | 11 km WNW of Stathmós Mourión, Greece | M5.3 | 96 km | 0 km |
| Feb 14, 2012 | 10 km ENE of Sárti, Greece | M5.2 | 80 km | 24 km |
| Jun 9, 2003 | 7 km E of Tsarítsani, Greece | M5.2 | 144 km | 18 km |
| Aug 22, 2014 | 12 km S of Kassándreia, Greece | M5.2 | 91 km | 14 km |
| Mar 4, 2012 | 8 km ENE of Sárti, Greece | M5.2 | 79 km | 3 km |
| Feb 7, 2023 | 4 km SSW of Níkiti, Greece | M4.9 | 63 km | 10 km |
| Sep 4, 2014 | 29 km NNW of Mýrina, Greece | M4.9 | 131 km | 12 km |
| Mar 3, 2021 | Greece | M4.9 | 150 km | 10 km |
| Feb 15, 2025 | 12 km E of Ouranoupolis, Greece | M4.9 | 64 km | 14 km |
| Jan 2, 2018 | 2 km N of Stathmós Mourión, Greece | M4.9 | 87 km | 12 km |
| Apr 21, 2018 | 3 km ESE of Pefkochóri, Greece | M4.9 | 86 km | 10 km |
| May 24, 2014 | 25 km ESE of Sárti, Greece | M4.8 | 98 km | 14 km |
| May 24, 2009 | 9 km W of Stathmós Mourión, Greece | M4.8 | 93 km | 2 km |
| Sep 22, 2024 | 10 km NNE of Karyes, Greece | M4.8 | 75 km | 10 km |
| Apr 10, 1994 | 0 km SE of Pefkochóri, Greece | M4.7 | 85 km | 20 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
4 tsunamis recorded within 500 km. Highest wave on record: 3.0 m (10 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1905 | NORTH AEGEAN SEA | Eruption + Earthquake | 3.0 m | 11 | 114 km |
| 1932 | NORTH AEGEAN | Earthquake | 2.0 m | 161 | 38 km |
| 1902 | AEGEAN SEA | Earthquake | — | 5 | 29 km |
| 1585 | NORTH AEGEAN SEA | Earthquake | — | — | 98 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 38°F (3°C) | 1.9 in | Coldest |
| February | 40°F (4°C) | 1.6 in | |
| March | 45°F (7°C) | 1.7 in | |
| April | 53°F (12°C) | 1.6 in | |
| May | 61°F (16°C) | 1.8 in | |
| June | 69°F (21°C) | 1.6 in | |
| July | 73°F (23°C) | 1.2 in | Warmest |
| August | 73°F (23°C) | 0.9 in | Driest |
| September | 66°F (19°C) | 1.0 in | |
| October | 57°F (14°C) | 1.9 in | |
| November | 47°F (8°C) | 2.4 in | Wettest |
| December | 40°F (5°C) | 2.2 in |
Aréthousa has a seasonal temperature swing of 35°F / from 38°F in January to 73°F in July. Total annual precipitation is 19.7 inches, with November being the wettest month (2.4") and August the driest (0.9").