April Weather in Opan, Bulgaria

Last updated: August 22, 2025

In April, the average temperature in Opan, Bulgaria hovers around 13°C (55°F), with a minimum drop to -1°C (31°F) and a peak reaching 29°C (84°F). Expect about 42 mm (1.7 in) of precipitation over 7 days, paired with an average humidity of 70%.

April Temperature in Opan

In April in Opan, the average temperature is 13°C (55°F), with maximums reaching 29°C (84°F) and minimums dropping as low as -1°C (31°F). This variability in temperature makes it essential for travelers to pack layers to ensure comfort throughout the day.

April Weather in Opan: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Opan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Opan, April typically has an average temperature of 13°C (55°F), with highs reaching up to 29°C (84°F) and lows dropping to around -1°C (31°F).

Data source: Temperature data for Opan generated using information from the Copernicus Climate Change Service.

April Precipitation in Opan

In Opan in April, the total precipitation amount is 42 mm (1.7 in) over the course of 7 days.

April Precipitation Trends in Opan

The chart displays monthly precipitation patterns in Opan, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Opan, April typically receives around 42 mm (1.7 inches) of precipitation spread over approximately 7 days.

Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

April Humidity in Opan

In Opan in April, humidity is 70%. With an average temperature of 13°C (55°F), this humidity feels like a chilly embrace, making traveling feel invigorating yet slightly damp, requiring layers to stay comfortable while exploring the sights.

April Average Humidity in Opan

This chart illustrates the average monthly humidity levels in Opan, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Opan is approximately 70%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Opan

In Opan in April, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Opan.

Maximum UV Index Levels in Opan for April

The chart shows the monthly maximum UV Index (UVI) for Opan in April, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In April, the maximum UV index in Opan typically reaches 8, which falls under the very high exposure category.

Data source: Opan April UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How April Weather in Opan Compares to Other Months

Weather in Opan varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Opan, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Opan, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	2°C (36°F)	47 mm (1.8 inches)	88%	low
February Weather	5°C (42°F)	43 mm (1.7 inches)	84%	moderate
March Weather	8°C (47°F)	63 mm (2.5 inches)	81%	high
April Weather	13°C (55°F)	42 mm (1.7 inches)	70%	very high
May Weather	19°C (66°F)	52 mm (2.0 inches)	72%	very high
June Weather	22°C (72°F)	92 mm (3.6 inches)	66%	very high
July Weather	26°C (78°F)	48 mm (1.9 inches)	62%	very high
August Weather	26°C (80°F)	17 mm (0.7 inches)	48%	very high
September Weather	22°C (71°F)	18 mm (0.7 inches)	58%	high
October Weather	15°C (59°F)	73 mm (2.9 inches)	78%	high
November Weather	10°C (49°F)	60 mm (2.4 inches)	85%	moderate
December Weather	5°C (42°F)	77 mm (3.0 inches)	87%	low