Weather in Trebinje - 14-day forecast

Detailed weather forecast for Trebinje, Bosnia and Herzegovina: daytime and night temperature, rain, sunrise and sunset - today and for the next two weeks.

Forecast for the next days in Trebinje

today🌧️ 29°💧 0.3 mm

Thu🌧️ 29°💧 0.2 mm

Fri☀️ 30°night 21°

Sat🌧️ 29°💧 0.5 mm

Sun🌧️ 31°💧 0.6 mm

Mon🌧️ 32°💧 0.4 mm

Tue🌧️ 32°💧 0.7 mm

Wed☁️ 29°💧 2 mm

⚠️ Weather warnings - Trebinje

🌡️Heatyellow level

from 10 Jul, 11:00 to 10 Jul, 18:00

Areas: TREBINJE

High temperatures and risk of overheating. Drink plenty of water, avoid the midday sun and look after the elderly.

Source: national weather service via Meteoalarm (EUMETNET). Yellow - be aware, orange - be prepared, red - take action.

14-day forecast - Trebinje

📅 Trebinje 30 & 45-day weather - long-range outlook

Next 16 days · forecast

30°

around 22° at night · days with rain: 2

Weeks 3-4 · avg for July

29°

around 21° at night · rain chance 18%

Weeks 5-7 · avg for August

30°

around 21° at night · rain chance 15%

The 30 & 45-day outlook for Trebinje: the next 16 days are a numerical forecast updated daily - on average 30° by day and 22° at night. Further out we rely on multi-year climate averages: around 29° in July, and about 30° in August. Forecasts beyond two weeks are indicative only.

Day-by-day forecast for Trebinje

Wednesday8 July 2026

🌧️29°light rain

sunrise 05:16 · sunset 20:27 · night 20° · evening 27° · rain 0.29 mm · humidity 39% · wind 4 m/s · clouds 10%

Thursday9 July 2026

🌧️29°light rain

sunrise 05:17 · sunset 20:26 · night 19° · evening 28° · rain 0.18 mm · humidity 33% · wind 6 m/s · clouds 27%

Friday10 July 2026

☀️30°clear sky

sunrise 05:18 · sunset 20:26 · night 21° · evening 28° · humidity 28% · wind 4 m/s · clouds 3%

Saturday11 July 2026

🌧️29°light rain

sunrise 05:18 · sunset 20:25 · night 22° · evening 29° · rain 0.52 mm · humidity 36% · wind 3 m/s · clouds 7%

Sunday12 July 2026

🌧️31°light rain

sunrise 05:19 · sunset 20:25 · night 21° · evening 30° · rain 0.62 mm · humidity 37% · wind 4 m/s · clouds 1%

Monday13 July 2026

🌧️32°light rain

sunrise 05:20 · sunset 20:24 · night 23° · evening 29° · rain 0.36 mm · humidity 29% · wind 5 m/s · clouds 8%

Tuesday14 July 2026

🌧️32°light rain

sunrise 05:21 · sunset 20:24 · night 18° · evening 30° · rain 0.66 mm · humidity 26% · wind 5 m/s · clouds 45%

Wednesday15 July 2026

☁️29°broken clouds

sunrise 05:22 · sunset 20:23 · night 19° · evening 28° · rain 1.98 mm · humidity 34% · wind 6 m/s · clouds 64%

Thursday16 July 2026

☀️28°clear sky

sunrise 05:22 · sunset 20:22 · night 20° · evening 27° · rain 0.33 mm · humidity 33% · wind 4 m/s · clouds 15%

Friday17 July 2026

☀️30°clear sky

sunrise 05:23 · sunset 20:22 · night 21° · evening 31° · rain 0.18 mm · humidity 39% · wind 7 m/s · clouds 8%

Saturday18 July 2026

🌧️25°light rain

sunrise 05:24 · sunset 20:21 · night 18° · evening 26° · rain 7.95 mm · humidity 63% · wind 5 m/s · clouds 97%

Sunday19 July 2026

☀️30°clear sky

sunrise 05:25 · sunset 20:20 · night 22° · evening 29° · rain 0.12 mm · humidity 40% · wind 4 m/s · clouds 1%

Monday20 July 2026

☀️31°clear sky

sunrise 05:26 · sunset 20:19 · night 24° · evening 30° · humidity 36% · wind 4 m/s · clouds 7%

Tuesday21 July 2026

☀️31°clear sky

sunrise 05:27 · sunset 20:19 · night 24° · evening 32° · humidity 40% · wind 4 m/s · clouds 9%

Wednesday22 July 2026

☀️32°clear sky

sunrise 05:28 · sunset 20:18 · night 24° · evening 31° · humidity 35% · wind 4 m/s · clouds 2%

Thursday23 July 2026

☀️34°clear sky

sunrise 05:29 · sunset 20:17 · night 30° · evening 34° · humidity 25% · wind 4 m/s

☀️ UV index in Trebinje - is it safe to sunbathe?

Today the UV index in Trebinje is 8 (high) - unprotected fair skin can burn in about 25 minutes. SPF 30-50, a hat and sunglasses are a must. Better stay in shade between 11:00 and 15:00.

🌿 Pollen in Trebinje - info for allergy sufferers

Today grasses pollen is highest in Trebinje - about 17 grains/m³, moderate level. Most allergy sufferers should not feel strong symptoms. Pollen levels are a CAMS model forecast and are indicative.

🌊 Sea temperature - Trebinje

Water today

26°C

Week avg

27°C

Waves today

0.1 m

How's the water?

warm

16-day sea temperature forecast:

8.07 26°C9.07 26°C10.07 26°C11.07 27°C12.07 27°C13.07 27°C14.07 27°C15.07 27°C16.07 26°C

Average sea temperature through the year:

Jan 15°CFeb 14°CMar 15°CApr 17°CMay 20°CJun 25°CJul 27°CAug 27°CSep 25°COct 22°CNov 19°CDec 17°C

Sea-surface temperature from marine models, updated daily. See also: where the sea is warmest right now.

Air quality and smog in Trebinje

City	PM2.5 (µg/m³)	PM10 (µg/m³)	Air quality
Banja Luka	4.8	6	very good

Based on PM2.5 thresholds. Station readings, updated daily (last reading: 2026-07-08, 03:00).

Trebinje weather through the year

Warmest, driest months on average: April, May, June, July.

Nearby places

DubrovnikHerceg NoviTivatNikšicCetinjeBudvaPodgoricaMostarBarKorčula

FAQ - Trebinje weather

What is the weather like in Trebinje today?

Today it is about 29° during the day and 20° at night, light rain.

How far ahead can I check the forecast for Trebinje?

This page shows a detailed 14-day forecast plus the long-term monthly climate, so you can plan both a short trip and a holiday months ahead.