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Sliven, Bulgaria

Full City Profile

2.6 /5.0
C+ Fair
83,740 Population 1,119/sq mi density
922 ft Elevation 281 meters
49°F Avg Temperature 10°C
C+
Overall
2.6 / 5.0
Fair overall score based on economy, affordability, safety and education
C+
Economy
2.6 / 5.0
$17,604 median income, unemployment
Sliven experiences four distinct seasons with an average annual temperature of 49°F (9°C). Winters average 31°F in January while summers reach 67°F in July. The area gets 289 sunny days per year. Annual precipitation totals 25.7 inches. The area receives 5.7 inches of snow annually.

Temperature

31°F Jan (-0°C) 67°F Jul (19°C)
Annual Average49.3°F
9% below US avg
January Average31°F (-0°C)
July Average67°F (19°C)
Sunny Days289 days/yr

Geography

Elevation922 ft (281 m)
Area74.8 sq mi (193.8 km²)
Population Density1,119/sq mi
Coordinates42.6861°N, 26.3256°W
TimezoneEurope/Sofia

Precipitation & Snow

Annual Rainfall 25.7"
32% below US avg
Snowfall 5.7"
Wettest Month (Jun) 2.91"
Driest Month (Jan) 1.65"

Air Quality

Earthquake History

116 earthquakes (M2.5+) within 150 km since 1990. Strongest: M4.7. Most recent: M4.6 on Jun 7, 2023.

Dec 11, 1998 7 km NW of Chirpan, Bulgaria M4.7 99 km
Apr 5, 2002 4 km NE of Asenovgrad, Bulgaria M4.7 137 km
Aug 13, 2001 13 km N of Yambol, Bulgaria M4.6 18 km
Feb 20, 2006 16 km ENE of Kardzhali, Bulgaria M4.6 126 km
Apr 4, 2022 14 km SE of Provadia, Bulgaria M4.6 110 km
Jun 7, 2023 Bulgaria M4.6 141 km
Nov 23, 1999 5 km SW of Parvomay, Bulgaria M4.5 118 km
May 1, 2020 6 km SW of Rakovski, Bulgaria M4.5 128 km
Feb 21, 2018 3 km NNW of Asenovgrad, Bulgaria M4.4 140 km
Oct 7, 2010 14 km NW of Dolni Chiflik, Bulgaria M4.4 110 km
Apr 18, 2016 10 km SSW of Nova Zagora, Bulgaria M4.3 43 km
May 14, 2004 12 km SW of Razgrad, Bulgaria M4.2 85 km
Apr 15, 2008 6 km NE of Gabrovo, Bulgaria M4.2 80 km
Aug 9, 2001 8 km NNE of Yambol, Bulgaria M4.2 22 km
Aug 24, 1992 13 km SSW of Kalofer, Bulgaria M4.2 118 km
Feb 5, 2015 12 km ENE of Tvarditsa, Bulgaria M4.2 23 km
Jan 3, 2017 8 km ENE of Lyaskovets, Bulgaria M4.2 66 km
Jun 24, 2011 Bulgaria M4.1 59 km
Aug 21, 2010 18 km SE of Nova Zagora, Bulgaria M4.1 40 km
Aug 14, 1996 12 km N of Mineralni Bani, Bulgaria M4.1 108 km
Source: USGS (M2.5+, 1990–2025)

Monthly Weather

Month Avg Temperature Precipitation Summary
January 31°F (-0°C) 1.7 in Coldest, Driest
February 33°F (1°C) 1.9 in
March 39°F (4°C) 1.9 in
April 48°F (9°C) 2.4 in
May 57°F (14°C) 2.8 in
June 63°F (17°C) 2.9 in Wettest
July 67°F (19°C) 2.2 in
August 67°F (19°C) 2.0 in Warmest
September 60°F (15°C) 1.7 in
October 51°F (11°C) 1.8 in
November 42°F (5°C) 2.3 in
December 35°F (1°C) 2.2 in

Sliven has a seasonal temperature swing of 36°F / from 31°F in January to 67°F in August. Total annual precipitation is 25.7 inches, with June being the wettest month (2.9") and January the driest (1.7").

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