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Weather & Climate in Arnara, Italy
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Arnara enjoys a temperate climate with an average annual temperature of 59°F (15°C). Winters average 43°F in January while summers reach 79°F in July. The area gets 309 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 43.0 inches. The area receives 2.1 inches of snow annually. The city sits at an elevation of 820 feet.
Temperature
43°F Jan (6°C)
79°F Jul (26°C)
| Annual Average | 58.6°F |
| 9% above US avg | |
| January Average | 43°F (6°C) |
| July Average | 79°F (26°C) |
| Sunny Days | 309 days/yr |
Geography
| Elevation | 820 ft (250 m) |
| Area | 23.8 sq mi (61.5 km²) |
| Population Density | 14/sq mi |
| Coordinates | 41.5845°N, 13.3884°W |
| Timezone | Europe/Rome |
Precipitation & Snow
Air Quality
Earthquake History
779 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.3.
| Apr 6, 2009 | 3 km SE of Sassa, Italy | M6.3 | 84 km | 9 km |
| Aug 24, 2016 | 5 km WNW of Accumoli, Italy | M6.2 | 128 km | 4 km |
| Oct 31, 2002 | 4 km WSW of Larino, Italy | M5.9 | 125 km | 10 km |
| Nov 1, 2002 | 2 km ESE of Casacalenda, Italy | M5.8 | 125 km | 10 km |
| Jan 18, 2017 | 5 km ESE of Cittareale, Italy | M5.7 | 114 km | 7 km |
| Aug 24, 2016 | 5 km S of Castelsantangelo sul Nera, Italy | M5.6 | 141 km | 3 km |
| Jan 18, 2017 | 4 km SE of Cittareale, Italy | M5.6 | 113 km | 10 km |
| Apr 7, 2009 | 1 km SW of San Panfilo d'Ocre, Italy | M5.5 | 77 km | 15 km |
| Apr 9, 2009 | 5 km SE of Capitignano, Italy | M5.4 | 100 km | 15 km |
| Jan 18, 2017 | 4 km SW of Accumoli, Italy | M5.3 | 121 km | 10 km |
| Apr 9, 2009 | 2 km ESE of Capitignano, Italy | M5.2 | 103 km | 3 km |
| Jan 18, 2017 | 3 km N of Montereale, Italy | M5.2 | 109 km | 7 km |
| Apr 6, 2009 | 5 km ENE of Pizzoli, Italy | M5.1 | 96 km | 9 km |
| Apr 13, 2009 | 5 km ESE of Capitignano, Italy | M5.0 | 102 km | 8 km |
| Apr 6, 2009 | 0 km WSW of Coppito, Italy | M4.9 | 87 km | 10 km |
| Feb 16, 2013 | 3 km W of Sora, Italy | M4.8 | 21 km | 11 km |
| Apr 7, 2009 | 1 km SW of L'Aquila, Italy | M4.8 | 84 km | 10 km |
| Apr 6, 2009 | 5 km NW of Scoppito, Italy | M4.8 | 93 km | 5 km |
| Aug 15, 1998 | 3 km NE of Cittaducale, Italy | M4.8 | 98 km | 10 km |
| Aug 26, 2016 | 2 km S of Amatrice, Italy | M4.8 | 113 km | 11 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
4 tsunamis recorded within 500 km. Highest wave on record: 5.0 m (16 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1631 | BAY OF NAPLES | Eruption | 5.0 m | 4,000 | 121 km |
| 1906 | TYRRHENIAN SEA | Astronomical | 0.4 m | 350 | 121 km |
| 1805 | CAMPANIA | Earthquake | — | — | 90 km |
| 79 | BAY OF NAPLES | Eruption | — | 2,100 | 121 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
5 volcanoes within 200 km. Closest: Colli Albani (59 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Colli Albani | Caldera | 949 m (3,114 ft) | Unknown | 59 km |
| Ischia | Complex | 789 m (2,589 ft) | 1302 | 104 km |
| Campi Flegrei | Caldera | 458 m (1,503 ft) | 1538 | 105 km |
| Vesuvius | Stratovolcano | 1,281 m (4,203 ft) | 1944 | 121 km |
| Vulsini | Caldera | 800 m (2,625 ft) | -104 | 165 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 43°F (6°C) | 4.0 in | Coldest |
| February | 45°F (7°C) | 3.8 in | |
| March | 49°F (9°C) | 3.2 in | |
| April | 54°F (12°C) | 3.9 in | |
| May | 62°F (17°C) | 2.6 in | |
| June | 69°F (21°C) | 1.7 in | |
| July | 79°F (26°C) | 1.5 in | Warmest, Driest |
| August | 75°F (24°C) | 2.2 in | |
| September | 68°F (20°C) | 3.7 in | |
| October | 60°F (16°C) | 5.3 in | |
| November | 51°F (10°C) | 6.6 in | Wettest |
| December | 45°F (7°C) | 5.4 in |
Arnara has a seasonal temperature swing of 36°F / from 43°F in January to 79°F in July. Total annual precipitation is 43.8 inches, with November being the wettest month (6.6") and July the driest (1.5").