July Weather in Trn, Bosnia and Herzegovina

Last updated: August 22, 2025

In Trn, Bosnia and Herzegovina, the average temperature in July hovers around 22°C (71°F). Expect a range that can dip to a minimum of 10°C (50°F) and soar up to a maximum of 37°C (99°F). During this month, anticipate about 100 mm (3.9 in) of precipitation spread over 10 days, ensuring the air is infused with an average humidity of 64%.

July Temperature in Trn

In July in Trn, the average temperature is 22°C (71°F). Maximum temperatures can reach 37°C (99°F), and minimums can drop as low as 10°C (50°F). It's the perfect time to pack both light clothing for the heat and a jacket for cooler evenings!

July Weather in Trn: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Trn, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Trn, July typically has an average temperature of 22°C (71°F), with highs reaching up to 37°C (99°F) and lows dropping to around 10°C (50°F).

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

July Precipitation in Trn

In Trn in July, the precipitation amount is 100 mm (3.9 in) over a span of 10 days.

July Precipitation Trends in Trn

The chart displays monthly precipitation patterns in Trn, with values for each month alongside July’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July’s conditions compare to those of other months. In Trn, July typically receives around 100 mm (3.9 inches) of precipitation spread over approximately 10 days.

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

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Millimeters (mm) Inches (in)

July Humidity in Trn

In Trn in July humidity is 64%. With an average temperature of 22°C (71°F), this humidity feels like a warm, enveloping blanket, making it a comfortable time for exploring the local sights, although staying hydrated and taking breaks in the shade is advisable for a pleasant travel experience.

July Average Humidity in Trn

This chart illustrates the average monthly humidity levels in Trn, with July’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In July, average humidity in Trn is approximately 64%, offering insight into how humid the weather typically is during this month.

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

July UV Index in Trn

In Trn in July, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Trn.

Maximum UV Index Levels in Trn for July

The chart shows the monthly maximum UV Index (UVI) for Trn in July, 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 July, the maximum UV index in Trn typically reaches 9, which falls under the very high exposure category.

Data source: Trn July 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 July Weather in Trn Compares to Other Months

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

This table compares monthly weather conditions in Trn, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	1°C (34°F)	65 mm (2.6 inches)	89%	low
February Weather	4°C (40°F)	74 mm (2.9 inches)	83%	moderate
March Weather	7°C (45°F)	70 mm (2.8 inches)	75%	moderate
April Weather	11°C (53°F)	86 mm (3.4 inches)	72%	high
May Weather	16°C (61°F)	127 mm (5.0 inches)	70%	very high
June Weather	20°C (69°F)	103 mm (4.0 inches)	69%	very high
July Weather	22°C (71°F)	100 mm (3.9 inches)	64%	very high
August Weather	22°C (72°F)	77 mm (3.0 inches)	51%	very high
September Weather	17°C (63°F)	67 mm (2.6 inches)	62%	high
October Weather	12°C (54°F)	94 mm (3.7 inches)	81%	moderate
November Weather	7°C (46°F)	75 mm (3.0 inches)	87%	moderate
December Weather	4°C (39°F)	105 mm (4.1 inches)	88%	low