Live Weather & Forecast
Weather in Костенец
Софийска, Bulgaria · Real-time conditions & 3-day outlook
3°C
Feels like 0°C
37°F / Feels 33°F
Clear
Костенец, Софийска
🌙 Nighttime
Updated: 2026-04-26 00:30
Humidity
84%
Wind
8.3 km/h SSW
Wind Gust
17.4 km/h
Pressure
1018 mb
Visibility
10 km
UV Index
0
(Low)
Precipitation
0 mm
Cloud Cover
12%
Dew Point
0.2°C
Wind Degree
209°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
121.9 μg/m³
NO₂
1.9 μg/m³
O₃
80 μg/m³
SO₂
1.8 μg/m³
PM 2.5
10.5 μg/m³
PM 10
12.4 μg/m³
Today's Hourly Forecast
24-hour breakdown for Костенец, Софийска
12 AM
3°
Clear
1 AM
3°
Clear
2 AM
3°
Clear
3 AM
2°
Clear
4 AM
2°
Clear
5 AM
2°
Clear
6 AM
2°
Clear
7 AM
2°
Sunny
8 AM
8°
Sunny
9 AM
11°
Sunny
10 AM
13°
Sunny
11 AM
14°
Sunny
12 PM
15°
Sunny
1 PM
15°
Sunny
2 PM
16°
Sunny
3 PM
16°
Sunny
4 PM
16°
Sunny
5 PM
16°
Thundery outbreaks in nearby
6 PM
15°
Thundery outbreaks in nearby
7 PM
12°
Patchy rain nearby
8 PM
8°
Sunny
9 PM
5°
Clear
10 PM
5°
Clear
11 PM
4°
Clear
3-Day Forecast
Daily overview for Костенец, Софийска
Today
Sunny
16°
/
2°
🌧️ 0% chance of rain
💧 Avg. humidity: 65%
💨 Max wind: 14.8 km/h
🌧️ Total precip: 0.04 mm
☀️ UV Index: 6.8
🌅 Sunrise: 06:28 AM
🌇 Sunset: 08:19 PM
🌙 Waxing Gibbous
🌑 Moon: 70% lit
Mon, Apr 27
Sunny
13°
/
1°
🌧️ 0% chance of rain
💧 Avg. humidity: 62%
💨 Max wind: 9 km/h
🌧️ Total precip: 0.02 mm
☀️ UV Index: 6.7
🌅 Sunrise: 06:26 AM
🌇 Sunset: 08:20 PM
🌙 Waxing Gibbous
🌑 Moon: 79% lit
Tue, Apr 28
Patchy rain nearby
15°
/
1°
🌧️ 85% chance of rain
💧 Avg. humidity: 67%
💨 Max wind: 10.4 km/h
🌧️ Total precip: 0.89 mm
☀️ UV Index: 6.8
🌅 Sunrise: 06:25 AM
🌇 Sunset: 08:21 PM
🌙 Waxing Gibbous
🌑 Moon: 87% lit
Best Time to Visit Костенец
Plan your trip to Костенец, Bulgaria around the most favorable weather conditions.
Peak Season
June – September
Warm, dry summers — ideal for outdoor activities.
Shoulder Season
April – May, October
Fewer crowds, moderate prices, mild weather.
Off Season
November – March
Cooler temperatures; some regions may experience rain or snow.
Frequently Asked Questions
What is the current weather in Костенец?
Current conditions in Костенец: Clear, temperature 3°C, humidity 84%.
What is the best time to visit Костенец?
The best time to visit Костенец is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Костенец?
Костенец is located at approximately 42.3° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Костенец?
The wettest period in Костенец is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Костенец?
For visits to Костенец during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What are the public holidays in Костенец in 2026?
View the 2026 public holidays for Костенец on our Holidays page.
What are the GPS coordinates used for the weather forecast in Костенец?
The weather forecast for Костенец uses coordinates 42.3076, 23.8588.
What is the current temperature outside in Костенец?
The current outdoor temperature in Костенец is 3°C (37°F) with clear.
What is the hourly weather forecast for Костенец today?
Today's hour-by-hour weather breakdown for Костенец is shown in the Hourly Forecast section above, including temperature, rain chance, and conditions for each hour of the day.
What is the weather in Костенец tomorrow hour by hour?
Tomorrow's forecast for Костенец shows a high of 13°C and a low of 1°C. See the 3-Day Forecast section above for a full hourly breakdown.
What is the chance of rain today in Костенец?
Rain is not expected in Костенец today. Current forecast shows no significant rain probability.
Is it going to rain today in Костенец?
No, rain is not forecast for Костенец today. Current conditions show clear to partly cloudy skies.