October Weather in Trn, Bosnia and Herzegovina

Last updated: August 22, 2025

In October, the average temperature in Trn, Bosnia and Herzegovina hovers around 12°C (54°F). Expect a minimum dip to -2°C (29°F) and occasional highs reaching 28°C (82°F). Precipitation is common, with 94 mm (3.7 in) falling over approximately 8 days, contributing to an average humidity level of 81%. Stay prepared for a mix of weather!

October Temperature in Trn

In October in Trn, the average temperature is 12°C (54°F), with maximums reaching 28°C (82°F) and minimums dropping as low as -2°C (29°F). This makes it essential for travelers to pack layers to stay comfortable throughout the day.

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

The chart illustrates October 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, October typically has an average temperature of 12°C (54°F), with highs reaching up to 28°C (82°F) and lows dropping to around -2°C (29°F).

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

October Precipitation in Trn

In Trn in October, the precipitation amount is 94 mm (3.7 in) over the course of 8 days.

October Precipitation Trends in Trn

The chart displays monthly precipitation patterns in Trn, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In Trn, October typically receives around 94 mm (3.7 inches) of precipitation spread over approximately 8 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

October Humidity in Trn

In Trn in October humidity is 81%. With an average temperature of 12°C (54°F), this humidity feels like a damp blanket enveloping you, making travel sluggish and uncomfortable as you battle the stickiness while trying to enjoy your surroundings.

October Average Humidity in Trn

This chart illustrates the average monthly humidity levels in Trn, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Trn is approximately 81%, offering insight into how humid the weather typically is during this month.

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

October UV Index in Trn

In Trn in October, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Trn.

Maximum UV Index Levels in Trn for October

The chart shows the monthly maximum UV Index (UVI) for Trn in October, 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 October, the maximum UV index in Trn typically reaches 5, which falls under the moderate exposure category.

Data source: Trn October 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 October 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 October’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 October’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