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Weather & Climate in Öncül, Turkey
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Öncül enjoys a temperate climate with an average annual temperature of 65°F (18°C). Winters average 43°F in January while summers reach 88°F in July. The area gets 313 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 12.8 inches (drier than the 38-inch national average). The city sits at an elevation of 1,152 feet.
Temperature
43°F Jan (6°C)
88°F Jul (31°C)
| Annual Average | 65.2°F |
| 21% above US avg | |
| January Average | 43°F (6°C) |
| July Average | 88°F (31°C) |
| Sunny Days | 313 days/yr |
Geography
| Elevation | 1,152 ft (351 m) |
| Area | 0.8 sq mi (1.9 km²) |
| Population Density | 2,113/sq mi |
| Coordinates | 36.7122°N, 39.0292°W |
| Timezone | Europe/Istanbul |
Precipitation & Snow
Air Quality
Earthquake History
37 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.6.
| Mar 2, 2017 | 5 km NW of Samsat, Turkey | M5.6 | 114 km | 10 km |
| Apr 24, 2018 | 3 km ENE of Samsat, Turkey | M5.2 | 108 km | 10 km |
| Jul 6, 1993 | 15 km N of Siverek, Turkey | M4.8 | 134 km | 47 km |
| Feb 6, 2023 | Central Turkey | M4.6 | 140 km | 10 km |
| Feb 6, 2023 | 10 km SW of Sincik, Turkey | M4.6 | 148 km | 14 km |
| Jan 4, 1996 | 54 km WNW of Deir ez-Zor, Syria | M4.6 | 148 km | 10 km |
| May 24, 2005 | 67 km SSE of Ar Raqqah, Syria | M4.6 | 150 km | 10 km |
| Feb 6, 2023 | 7 km SE of Tut, Turkey | M4.5 | 149 km | 17 km |
| Feb 6, 2023 | 19 km SW of Sincik, Turkey | M4.5 | 144 km | 10 km |
| Feb 7, 2023 | 11 km N of Ad?yaman, Turkey | M4.4 | 144 km | 27 km |
| Feb 6, 2023 | 12 km E of Yavuzeli, Turkey | M4.4 | 135 km | 10 km |
| Feb 6, 2023 | 13 km SE of Çelikhan, Turkey | M4.4 | 149 km | 17 km |
| Feb 9, 2023 | 6 km SW of Sincik, Turkey | M4.3 | 148 km | 14 km |
| Sep 24, 1999 | 16 km NNE of Bozova, Turkey | M4.3 | 93 km | 10 km |
| Feb 12, 2023 | 5 km NW of Ad?yaman, Turkey | M4.3 | 140 km | 10 km |
| Feb 11, 2023 | 18 km WSW of Sincik, Turkey | M4.2 | 147 km | 10 km |
| Feb 6, 2023 | 15 km NE of Ad?yaman, Turkey | M4.2 | 141 km | 10 km |
| Jun 17, 2020 | 14 km SE of Samsat, Turkey | M4.2 | 95 km | 10 km |
| Jan 3, 2007 | 14 km E of Sincik, Turkey | M4.2 | 148 km | 5 km |
| Mar 3, 2024 | 7 km WSW of Sincik, Turkey | M4.2 | 150 km | 16 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 43°F (6°C) | 2.2 in | Coldest |
| February | 46°F (8°C) | 2.0 in | |
| March | 53°F (12°C) | 2.1 in | |
| April | 62°F (17°C) | 1.3 in | |
| May | 73°F (23°C) | 1.0 in | |
| June | 83°F (28°C) | 0.2 in | |
| July | 88°F (31°C) | 0.0 in | Warmest, Driest |
| August | 86°F (30°C) | 0.0 in | |
| September | 79°F (26°C) | 0.0 in | |
| October | 69°F (20°C) | 0.7 in | |
| November | 54°F (12°C) | 1.1 in | |
| December | 45°F (7°C) | 2.3 in | Wettest |
Öncül has a seasonal temperature swing of 45°F / from 43°F in January to 88°F in July. Total annual precipitation is 12.8 inches, with December being the wettest month (2.3") and July the driest (0.0").