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Weather & Climate in Néa Pentéli, Greece
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Néa Pentéli enjoys a temperate climate with an average annual temperature of 65°F (18°C). Winters average 51°F in January while summers reach 85°F in July. The area gets 340 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 18.6 inches (drier than the 38-inch national average). The area receives 5.3 inches of snow annually. The city sits at an elevation of 1,417 feet.
Temperature
51°F Jan (10°C)
85°F Jul (29°C)
| Annual Average | 64.5°F |
| 19% above US avg | |
| January Average | 51°F (10°C) |
| July Average | 85°F (29°C) |
| Sunny Days | 340 days/yr |
Geography
| Elevation | 1,417 ft (432 m) |
| Area | 2.8 sq mi (7.3 km²) |
| Population Density | 2,543/sq mi |
| Coordinates | 38.0606°N, 23.8593°W |
| Timezone | Europe/Athens |
Precipitation & Snow
Air Quality
Earthquake History
3,396 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 | 143 km | 14 km |
| Jul 26, 2001 | 32 km WNW of Skýros, Greece | M6.5 | 116 km | 10 km |
| Jan 6, 2008 | 15 km WNW of Leonídio, Greece | M6.2 | 139 km | 75 km |
| Sep 7, 1999 | 5 km WNW of Fylí, Greece | M6.0 | 23 km | 10 km |
| Nov 18, 1992 | 10 km SE of Galaxídhion, Greece | M5.9 | 126 km | 15 km |
| Apr 4, 2014 | 36 km ESE of Ýdra, Greece | M5.6 | 86 km | 107 km |
| Nov 5, 1997 | 10 km NW of Galaxídhion, Greece | M5.6 | 144 km | 24 km |
| Jun 15, 1995 | 3 km E of Galaxídhion, Greece | M5.4 | 131 km | 10 km |
| Aug 7, 2013 | 9 km NW of Eláteia, Greece | M5.3 | 123 km | 0 km |
| Sep 16, 2013 | 9 km NNW of Eláteia, Greece | M5.3 | 122 km | 8 km |
| Mar 30, 2019 | 2 km SE of Galaxídhion, Greece | M5.3 | 133 km | 10 km |
| Jun 9, 2015 | 13 km E of Malesína, Greece | M5.3 | 75 km | 13 km |
| Jul 19, 2019 | 1 km NNE of Magoúla, Greece | M5.3 | 30 km | 10 km |
| Oct 9, 2010 | 14 km NE of Xylókastro, Greece | M5.1 | 98 km | 11 km |
| Oct 11, 2017 | 32 km E of Patitírion, Greece | M5.1 | 127 km | 12 km |
| Jun 18, 2008 | 4 km NNW of Ayía Triás, Greece | M5.1 | 104 km | 83 km |
| Jul 30, 2001 | 16 km ESE of Patitírion, Greece | M5.0 | 116 km | 10 km |
| May 27, 2025 | 13 km S of Antikyra, Greece | M5.0 | 108 km | 23 km |
| Sep 22, 2012 | 8 km NNE of Káto Dhiminió, Greece | M5.0 | 95 km | 10 km |
| Feb 4, 1993 | 15 km S of Antikyra, Greece | M5.0 | 106 km | 32 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
16 tsunamis recorded within 500 km. Highest wave on record: 3.0 m (10 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1965 | NORTH CORINTH GULF | Eruption + Earthquake | 3.0 m | 2 | 120 km |
| 1894 | NORTH EVOIKOS GULF | Eruption + Earthquake | 3.0 m | — | 97 km |
| 1861 | CORINTH GULF | Eruption + Earthquake | 2.1 m | — | 146 km |
| 2008 | SW. CORINTH GULF | Unknown | 2.0 m | — | 146 km |
| 1981 | GULF OF CORINTH | Earthquake | 1.3 m | — | 53 km |
| 1995 | GULF OF CORINTH: AIYION | Eruption + Earthquake | 1.0 m | 26 | 143 km |
| 1981 | ATHENS-EASTERN GULF OF CORINTH | Earthquake | 1.0 m | 22 | 83 km |
| 1928 | CORINTHOS-PATRAS GULF | Earthquake | 0.6 m | 20 | 76 km |
| 1992 | CORINTH GULF | Earthquake | — | — | 115 km |
| 1965 | AEGEAN SEA | Earthquake | — | 38 | 149 km |
| 1862 | IONIAN SEA | Earthquake | — | — | 142 km |
| 1853 | CENTRAL GREECE (EVOIKOS GULF) | Earthquake | — | 17 | 38 km |
| 1794 | CORINTH GULF | Eruption + Earthquake | — | — | 139 km |
| 1402 | GULF OF CORINTH | Earthquake | — | — | 127 km |
| -373 | CORINTHOS-PATRAS GULF | Eruption + Earthquake | — | — | 142 km |
| -426 | CORINTHOS-PATRAS GULF | Earthquake | — | 2,500 | 138 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
2 volcanoes within 200 km. Closest: Methana (68 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Methana | Lava dome(s) | 760 m (2,493 ft) | -258 | 68 km |
| Milos | Stratovolcano(es) | 751 m (2,464 ft) | 140 | 160 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 51°F (10°C) | 2.6 in | |
| February | 47°F (8°C) | 2.5 in | Coldest |
| March | 50°F (10°C) | 2.3 in | |
| April | 57°F (14°C) | 1.3 in | |
| May | 65°F (19°C) | 0.9 in | |
| June | 74°F (23°C) | 0.4 in | |
| July | 85°F (29°C) | 0.3 in | Warmest, Driest |
| August | 78°F (25°C) | 0.3 in | |
| September | 72°F (22°C) | 0.6 in | |
| October | 64°F (18°C) | 2.1 in | |
| November | 56°F (13°C) | 2.6 in | |
| December | 50°F (10°C) | 3.3 in | Wettest |
Néa Pentéli has a seasonal temperature swing of 38°F / from 47°F in February to 85°F in July. Total annual precipitation is 19.1 inches, with December being the wettest month (3.3") and July the driest (0.3").