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Weather & Climate in Castelu, Romania
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Castelu experiences four distinct seasons with an average annual temperature of 53°F (11°C). Winters average 32°F in January while summers reach 73°F in July. The area gets 304 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 17.6 inches (drier than the 38-inch national average). The area receives 3.3 inches of snow annually. The city sits at an elevation of 33 feet.
Temperature
32°F Jan (0°C)
73°F Jul (23°C)
| Annual Average | 52.6°F |
| 3% below US avg | |
| January Average | 32°F (0°C) |
| July Average | 73°F (23°C) |
| Sunny Days | 304 days/yr |
Geography
| Elevation | 33 ft (10 m) |
| Area | 27.3 sq mi (70.7 km²) |
| Population Density | 287/sq mi |
| Coordinates | 44.2500°N, 28.3333°W |
| Timezone | Europe/Bucharest |
Precipitation & Snow
Air Quality
Earthquake History
31 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.0.
| Aug 5, 2009 | 16 km SE of Shabla, Bulgaria | M5.0 | 94 km | 10 km |
| Apr 4, 2022 | 14 km SE of Provadia, Bulgaria | M4.6 | 143 km | 10 km |
| Dec 3, 2012 | 14 km SE of Shabla, Bulgaria | M4.5 | 93 km | 10 km |
| Oct 7, 2010 | 14 km NW of Dolni Chiflik, Bulgaria | M4.4 | 145 km | 10 km |
| Aug 16, 2017 | 1 km ENE of Ci?mele, Romania | M4.3 | 145 km | 13 km |
| Sep 29, 2013 | 2 km ESE of Schela, Romania | M4.1 | 143 km | 5 km |
| Sep 29, 1993 | 3 km SSW of Mihai Viteazu, Romania | M4.1 | 102 km | 10 km |
| Sep 30, 2013 | 2 km SW of Schela, Romania | M4.1 | 144 km | 5 km |
| Feb 5, 2024 | 4 km SSW of Căzăneşti, Romania | M4.0 | 112 km | 10 km |
| Apr 21, 1993 | 7 km NE of Dalgopol, Bulgaria | M3.9 | 148 km | 29 km |
| Aug 13, 2013 | 8 km SE of Provadia, Bulgaria | M3.9 | 143 km | 2 km |
| Jul 15, 2015 | 13 km ESE of Balgarevo, Bulgaria | M3.8 | 100 km | 20 km |
| Jan 18, 2005 | 1 km W of Malcoci, Romania | M3.8 | 108 km | 0 km |
| Jan 4, 2006 | 3 km NW of Maliuc, Romania | M3.7 | 121 km | 10 km |
| Aug 20, 1995 | 1 km W of Carcaliu, Romania | M3.7 | 105 km | 33 km |
| Apr 19, 1997 | 68 km ESE of Balgarevo, Bulgaria | M3.6 | 142 km | 10 km |
| Feb 12, 2005 | 1 km SSW of R?zvani, Romania | M3.6 | 117 km | 0 km |
| Feb 6, 2006 | 4 km S of Gârliciu, Romania | M3.6 | 57 km | 30 km |
| Apr 18, 2005 | 4 km NNE of Nuf?ru, Romania | M3.5 | 114 km | 6 km |
| Apr 23, 2005 | 3 km N of Greci, Romania | M3.3 | 108 km | 0 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Tsunami History
1 tsunami recorded within 500 km. Highest wave on record: 3.0 m (10 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1901 | BLACK SEA | Earthquake | 3.0 m | 4 | 96 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 32°F (0°C) | 1.0 in | Coldest, Driest |
| February | 35°F (2°C) | 1.1 in | |
| March | 42°F (5°C) | 1.2 in | |
| April | 52°F (11°C) | 1.5 in | |
| May | 61°F (16°C) | 1.7 in | |
| June | 69°F (21°C) | 2.1 in | Wettest |
| July | 73°F (23°C) | 1.5 in | Warmest |
| August | 72°F (22°C) | 1.5 in | |
| September | 64°F (18°C) | 1.6 in | |
| October | 54°F (12°C) | 1.4 in | |
| November | 43°F (6°C) | 1.8 in | |
| December | 34°F (1°C) | 1.2 in |
Castelu has a seasonal temperature swing of 41°F / from 32°F in January to 73°F in July. Total annual precipitation is 17.6 inches, with June being the wettest month (2.1") and January the driest (1.0").