Sliven Weather Conditions
Current Temperature Level
Sliven Weather Conditions
Current Temperature Level
Feels Like 12°C
Chances of Rain7%
14°7%1 AM14°7%2 AM13°7%3 AM13°7%4 AM13°5%5 AM13°5%6 AM12°4%7 AM
13°4%8 AM18°3%9 AM20°2%10 AM22°1%11 AM24°1%12 PM25°1%1 PM26°1%2 PM27°1%3 PM
28°3%4 PM29°3%5 PM28°3%6 PM27°1%7 PM25°1%8 PM21°1%9 PM17°3%10 PM16°4%11 PM14°5%Skies are likely to remain clear overnight.
Last Updated: 2026-08-15 00:45 (Local Time)
11°N
Direction
7.9km/h
Wind Speed
Gust Speed
4.6m/s
Precipitation
Precipitation
0mm
Pressure
1021mb
UV Index
0Low
Today
20
°C
48%Sunday
21
°C47%Monday
23
°C44%Tuesday
23
°C43%Wednesday
23
°C39%Thursday
24
°C47%Friday
24
°C40%Saturday
25
°C42%Sunday
24
°C52%Monday
24
°C53%Sunny
Clear Sky with temperature at 20 °C and humidity will be at 48% with 22 km/h winds.29°C / 12°C
Humi.48 %
Prec.0 mm
Sunrise
06:21 AM13hrs 55min
Sunset
08:16 PMTime
Condition
Temp
Humidity
UV
Wind Speed & Dir.
12 AM
Clear
14 °C
69 %
0
7.9 kmph / NNE
Clear
Feels 12 °C
Cover 19 %
Visibility 10 km
1 AM
Clear
14 °C
71 %
0
7.9 kmph / N
ClearFeels 12 °C
Cover 18 %
Visibility 10 km
2 AM
Clear
13 °C
71 %
0
7.6 kmph / N
ClearFeels 12 °C
Cover 19 %
Visibility 10 km
3 AM
Clear
13 °C
69 %
0
7.9 kmph / N
ClearFeels 11 °C
Cover 19 %
Visibility 10 km
4 AM
Clear
13 °C
64 %
0
8.3 kmph / N
ClearFeels 11 °C
Cover 18 %
Visibility 10 km
5 AM
Clear
13 °C
61 %
0
7.9 kmph / N
ClearFeels 11 °C
Cover 16 %
Visibility 10 km
6 AM
Clear
12 °C
62 %
0
7.9 kmph / N
ClearFeels 10 °C
Cover 13 %
Visibility 10 km
7 AM
Sunny
13 °C
61 %
0.1
7.9 kmph / N
SunnyFeels 11 °C
Cover 10 %
Visibility 10 km
8 AM
Sunny
18 °C
52 %
0.6
7.2 kmph / N
SunnyFeels 16 °C
Cover 7 %
Visibility 10 km
9 AM
Sunny
20 °C
47 %
1.7
10.1 kmph / NE
SunnyFeels 18 °C
Cover 5 %
Visibility 10 km
10 AM
Sunny
22 °C
39 %
3.3
14.4 kmph / ENE
SunnyFeels 19 °C
Cover 4 %
Visibility 10 km
11 AM
Sunny
24 °C
34 %
5.2
17.3 kmph / ENE
SunnyFeels 20 °C
Cover 11 %
Visibility 10 km
12 PM
Sunny
25 °C
31 %
6.8
19.1 kmph / ENE
SunnyFeels 20 °C
Cover 11 %
Visibility 10 km
1 PM
Sunny
26 °C
29 %
7.6
17.6 kmph / ENE
SunnyFeels 22 °C
Cover 10 %
Visibility 10 km
2 PM
Sunny
27 °C
27 %
7.3
15.5 kmph / NE
SunnyFeels 24 °C
Cover 8 %
Visibility 10 km
3 PM
Partly Cloudy
28 °C
25 %
6.1
16.6 kmph / ENE
Partly CloudyFeels 24 °C
Cover 43 %
Visibility 10 km
4 PM
Partly Cloudy
29 °C
25 %
4.3
18.4 kmph / ENE
Partly CloudyFeels 24 °C
Cover 45 %
Visibility 10 km
5 PM
Partly Cloudy
28 °C
25 %
2.3
19.8 kmph / ENE
Partly CloudyFeels 24 °C
Cover 45 %
Visibility 10 km
6 PM
Sunny
27 °C
28 %
1
22 kmph / ENE
SunnyFeels 22 °C
Cover 14 %
Visibility 10 km
7 PM
Sunny
25 °C
34 %
0.3
20.9 kmph / E
SunnyFeels 21 °C
Cover 6 %
Visibility 10 km
8 PM
Sunny
21 °C
45 %
0
15.5 kmph / E
SunnyFeels 17 °C
Cover 4 %
Visibility 10 km
9 PM
Clear
17 °C
55 %
0
12.6 kmph / E
ClearFeels 14 °C
Cover 3 %
Visibility 10 km
10 PM
Clear
16 °C
62 %
0
9.4 kmph / ENE
ClearFeels 13 °C
Cover 3 %
Visibility 10 km
11 PM
Clear
14 °C
68 %
0
6.5 kmph / NE
ClearFeels 13 °C
Cover 2 %
Visibility 10 km
30°16°32°15°33°16°35°19°35°19°35°19°35°18°35°20°32°19°33°19°35°18°35°19°30°16°29°15°30°13°30°13°33°14°36°15°34°21°36°19°35°19°
31°18°30°18°30°18°
30°18°30°18°30°17°30°18°29°17°29°17°28°16°AugustWeather Overview
No. of days:
Sunny
21
Cloudy
0
Rainy
10
Snowy
0
The monthly weather averages in Sliven consist of 21 sunny days, 0 cloudy days, 10 rainy days, and 0 snowy days.
Sliven's Locations Weather Conditions
Bulgaria's Hottest Cities - August 2026
1.
Tsarevo, Burgas
20 °C
Clear
61%
0
16.9 kmph / NE
2.
Kameno, Burgas
19 °C
Clear
62%
0
15.5 kmph / NNE
3.
Burgas, Burgas
19 °C
Clear
62%
0
15.5 kmph / NNE
4.
Nesebar, Burgas
19 °C
Clear
61%
0
16.6 kmph / NE
5.
Dimitrovgrad, Haskovo
17 °C
Clear
61%
0
4.7 kmph / NNW
6.
Varna, Varna
17 °C
Clear
66%
0
11.5 kmph / NNE
7.
Devnya, Varna
17 °C
Clear
66%
0
11.5 kmph / NNE
8.
Ruse, Ruse
16 °C
Clear
60%
0
10.4 kmph / SE
9.
Vratsa, Vratsa
15 °C
Clear
38%
0
5.8 kmph / S
10.
Stara Zagora, Stara Zagora
15 °C
Clear
65%
0
6.1 kmph / N
Last Updated: 14 Aug 2026, 10:20 PM
City Weather RankingsFAQs About Sliven Weather Conditions
1. What is the current temperature in Sliven today - 15 August 2026?
1. What is the current temperature in Sliven today - 15 August 2026?
The current temperature in Sliven is 14°C, with a feels-like temperature of 12°C. Today's forecast shows a high of 29°C and a low of 12°C, giving a 17 degree swing through the day as of 12:45 AM 15 August 2026.
2. What are the current weather parameters in Sliven today?
2. What are the current weather parameters in Sliven today?
Here is a complete overview of Sliven's current weather conditions as of 12:45 AM 15 August 2026: Condition : Clear Temperature : 14°C Cool (Feels like 12°C) Humidity : 71% Wind Speed : 7.9 km/h from N (11 degrees), Gust 4.6 m/s UV Index : 0 (Low Air Pressure : 1021 mb Cloud Cover : 18% Visibility : 10 km Precipitation : 0 mm (2% chance of rain)
3. What is the 10-day weather forecast for Sliven from 12:45 AM 15 August 2026?
3. What is the 10-day weather forecast for Sliven from 12:45 AM 15 August 2026?
From 12:45 AM 15 August 2026, Sliven's 10-day forecast shows this trend: Today (Aug. 15) : Temp. 20°C, Hum. 48% and Sunny condition. Sunday (Aug. 16) : Temp. 21°C, Hum. 47% and Sunny condition. Monday (Aug. 17) : Temp. 23°C, Hum. 44% and Sunny condition. Tuesday (Aug. 18) : Temp. 23°C, Hum. 43% and Sunny condition. Wednesday (Aug. 19) : Temp. 23°C, Hum. 39% and Sunny condition. Thursday (Aug. 20) : Temp. 24°C, Hum. 47% and Sunny condition. Friday (Aug. 21) : Temp. 24°C, Hum. 40% and Sunny condition. Saturday (Aug. 22) : Temp. 25°C, Hum. 42% and Sunny condition. Sunday (Aug. 23) : Temp. 24°C, Hum. 52% and Rain Possible condition. Monday (Aug. 24) : Temp. 24°C, Hum. 53% and Rain Possible condition.
4. Will it rain in Sliven today?
4. Will it rain in Sliven today?
As of 12:45 AM 15 August 2026, there is a 7% chance of rainfall in Sliven later today around 2026-08-15 01:00. Current precipitation is 0 mm. Residents are advised to carry an umbrella before heading out.
5. What is the monthly weather forecast for Sliven in August 2026?
5. What is the monthly weather forecast for Sliven in August 2026?
August 2026 in Sliven is forecast to have 21 sunny days, 10 rainy days, 0 cloudy days, and 0 snowy days. Temperatures for the month range from lows around 13°C to highs of 36°C.
6. How does the weather in Sliven affect air quality?
6. How does the weather in Sliven affect air quality?
Weather directly impacts air quality in Sliven. Calm winds, high humidity, fog, and high pressure trap pollutants near the ground, worsening AQI. Strong winds, rainfall, and low pressure help disperse them. Rising temperatures and UV levels intensify ozone and smog formation, while poor visibility signals elevated particulate matter. Monitoring weather alongside AQI gives the clearest picture of outdoor safety.
