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Trebinje Weather in October

During October, Trebinje experiences pleasant daytime temperatures of 19°C (66°F) and cooler nights around 11°C (52°F). October sits within the rainy season, so expect regular and often heavy rainfall.

Rainfall in Trebinje in October

Trebinje is in the rainy season in October, with rain on around 11 days and an average of 193 mm (7.6 in). Showers during the rainy season tend to be heavy and can come down intensely. An umbrella is often not enough, so a poncho or waterproof jacket is a better choice.

Temperature in Trebinje in October

October in Trebinje sees highs of 19°C (66°F) and lows of 11°C (52°F) overnight. This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. Nights drop to around 11°C (52°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.

Sunshine in Trebinje in October

With approximately 191 hours of sunshine, the days are filled with clear skies during the day. Rain typically falls in the afternoon or evening, keeping mornings and early parts of the day sunny.

Average water temperature in October

At 21°C (70°F), the water is pleasant for swimming. Most people find this range ideal — cool enough to be refreshing, warm enough to stay in comfortably.

For Trebinje itself, June, July and August generally stand out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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For a detailed overview over the year and the best time to visit Bosnia and Herzegovina, check out our Trebinje's climate page.

Trebinje Temperature in October

Min TemperatureMin Temperature 11°C (52°F)  
Max TemperatureMax Temperature 19°C (66°F)  
Water TemperatureWater Temperature 21°C (70°F) *  
Chance of RainChance of Rain 35%  
PrecipitationPrecipitation 193 mm (7.6 in)  
Rainy daysRainy days 11 days  
HumidityHumidity 62% *  
SunshineSunshine 191 hours *  
Percentage SunshinePercentage Sunshine 60% *  
* Data from: Dubrovnik, Croatia (20 KM, 12 Miles).

Daily Historical Temperatures

50-year average (1976-2025)

Based on our historical records, temperatures in Trebinje typically drop from around 23°C (73°F) at the start of October to approximately 19°C (66°F) by the end. Nights are cool, with lows typically ranging from 11°C (52°F) to 15°C (59°F).

Average temperatures in October

Daily Historical Precipitation

50-year average (1976-2025)

Average daily rainfall for each day of the month based on long-term records.

Average precipitation in October

Historical weather for Trebinje in October

Browse day-by-day weather records for Trebinje spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Trebinje historical weather extremes in October

Based on weather observations in Trebinje between 1976 and 2025, these are the recorded extremes during October.

  • Trebinje recorded its highest October temperature of 30°C (86°F) on October 1, 1991.
  • On October 28, 1997, Trebinje saw its coldest October day with temperatures maxing out at 11°C (52°F).
  • The lowest overnight temperature recorded in October was 1°C (34°F) (October 28, 1991).

Best Places in Bosnia and Herzegovina in October

Find out more about the weather in Bosnia and Herzegovina and which places have the best travel conditions in this month. See all of Bosnia and Herzegovina in October →

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Trebinje in October

For Trebinje in October, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. Also bring a poncho, it will rain a lot! Waterproof everything you can. The water temperature sits at about 21°C (70°F), making it perfect for swimming and water activities. Don't forget to pack your favorite swimwear and perhaps some snorkel gear. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Trebinje in October

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming
6/10
Camping
6/10

Select a Month

Check the conditions for any month of the year.

For a detailed overview over the year and the best time to visit Bosnia and Herzegovina, check out our Trebinje's climate page.

More climate data for Trebinje