Montenegro Kotor Weather in August — Climate Guide
August in Kotor is high
August is high for Kotor.
August is the height of the Kotor season — the warmest bay of the year and a buzzing coast, but also the most crowded and expensive month. It averages 30°C/20°C with intense sun.
The bay peaks at ~25°C, making this the best month for swimming and boat trips. Summer events run on, and the whole Bay of Kotor is alive. Assumption Day (Aug 15) is a major holiday that adds regional crowds to the international ones.
Travel score
Kotor August Weather Stats
Avg High
30°C
Avg Low
20°C
Rainy Days
6
55mm total
Sunshine
11h
Daily avg
Humidity
62%
comfortable
UV Index
10
Very high
Wind
8 km/h
Gusts 16
Sea Temp
25°C
Avg water temp
Crowds
Very busy
At attractions
August Sunrise & Sunset
Air Quality
PM2.5
16 μg/m³
PM10
26 μg/m³
Status
good
Feels-Like Temperature & Wind
Feels like
Daytime
32°C
Nighttime
21°C
Humidity and wind affect how the actual temperature feels.
Wind
8 km/h
Max gust 16 km/h
Activities Recommended for August
August Travel Pros & Cons
Pros
- Warmest bay of the year (~25°C)
- Full boat trips and summer events
- Whole bay alive and lively
- Reliably hot, sunny weather
Cons
- Most crowded and expensive month
- Old Town jammed on cruise days
- Konobas booked, peak prices
- Relentless bay heat and humidity
August Events & Festivals
- Peak season — hottest, busiest, priciest
- Assumption Day (Aug 15) — major holiday
- Kotor summer events continue
- Sea at its warmest (~25°C)
Kotor in August — Full Picture
August is the height of the Kotor season — the warmest bay of the year and a buzzing coast, but also the most crowded and expensive month. It averages 30°C/20°C with intense sun.
The bay peaks at ~25°C, making this the best month for swimming and boat trips. Summer events run on, and the whole Bay of Kotor is alive. Assumption Day (Aug 15) is a major holiday that adds regional crowds to the international ones.
The crowding is at its most intense: cruise-ship day-trippers pack the small Old Town between roughly 10am and 5pm, konobas are fully booked, and prices are at their peak. The enclosed bay's heat and humidity are relentless at midday on the stone lanes and the city-walls climb.
The same survival tactics as July apply — sightsee early and late, swim or shelter in shade at midday, and pre-book stays, boat tours, and dinners far ahead. Late August eases slightly as some European holidays end. Pack the lightest clothing, swimwear, and strong sun protection.
What to Wear & What to Pack
Peak summer heat — around 30°C/20°C with the year's warmest sea, hot and humid in the bay. Light, breathable clothing, swimwear, hat, sunglasses, SPF 50. Avoid the walls climb and stone lanes at midday.
Packing Checklist
Seasonal Weather Overview
Spring (Mar·Apr·May)
18.7°C
10.3°C
10.7/mo
Summer (Jun·Jul·Aug)
Current29°C
19.3°C
6.3/mo
Autumn (Sep·Oct·Nov)
21°C
13°C
10.7/mo
Winter (Dec·Jan·Feb)
12.3°C
5.3°C
12/mo
Kotor Monthly Weather Comparison
| Month | High | Low | Rain | Sun | Humid | UV | Crowd | Price |
|---|---|---|---|---|---|---|---|---|
| 12° | 5° | 12d·165mm | 4h | 72% | 2 | Quiet | Low season | |
| 12° | 5° | 11d·150mm | 4.5h | 70% | 2 | Quiet | Low season | |
| 15° | 7° | 11d·130mm | 5.5h | 67% | 3 | Quiet | Low season | |
| 18° | 10° | 11d·110mm | 6.5h | 66% | 5 | Moderate | Shoulder | |
| May (Best) | 23° | 14° | 10d·90mm | 8h | 64% | 7 | Busy | Shoulder |
| June (Best) | 27° | 18° | 8d·70mm | 10h | 62% | 9 | Busy | Peak |
| 30° | 20° | 5d·40mm | 12h | 60% | 10 | Very busy | Peak | |
| 30° | 20° | 6d·55mm | 11h | 62% | 10 | Very busy | Peak | |
| September (Best) | 26° | 17° | 8d·95mm | 8h | 65% | 7 | Busy | Shoulder |
| 21° | 13° | 11d·165mm | 5.5h | 69% | 4 | Moderate | Shoulder | |
| 16° | 9° | 13d·235mm | 4h | 73% | 2 | Quiet | Low season | |
| 13° | 6° | 13d·200mm | 3.5h | 73% | 1 | Quiet | Shoulder |
View Other Months
Kotor August Hotel Picks
Frequently Asked Questions
Is August a good time to visit Kotor?
Kotor in August is high. Tourist crowds are very busy and flight/hotel prices are peak.
What's the average temperature in Kotor in August?
Kotor August averages a high of 30°C and a low of 20°C.
Does it rain much in Kotor in August?
Kotor August averages 55mm of rainfall over about 6 rainy days.
What should I wear in Kotor in August?
Peak summer heat — around 30°C/20°C with the year's warmest sea, hot and humid in the bay. Light, breathable clothing, swimwear, hat, sunglasses, SPF 50. Avoid the walls climb and stone lanes at midday.
What time are sunrise and sunset in Kotor in August?
Kotor August sunrise is 06:00 and sunset is 20:00, with 14h 00min of daylight.
What's the air quality like in Kotor in August?
Kotor August air quality (AQI) averages 40, rated Good. PM2.5 averages 16μg/m³.
What activities are recommended in Kotor in August?
In August, Kotor is great for Swimming — warmest bay of the year, Bay boat trips and Perast, Early-morning city-walls climb.
Is August peak season in Kotor?
Kotor August crowds are very busy and prices are peak. Advance reservations are strongly recommended.
Best Months to Visit Kotor
View Other Months
Why you can trust weather guide
Based in Chiang Mai for 8+ years, with 30+ countries visited across Southeast Asia, Japan, and Europe. Every detail in this guide is primary-source verified as of April 2026, with prices auto-refreshed via live exchange rate APIs. This isn't AI-generated boilerplate — it's written from the perspective of someone who has actually been there.