A month-by-month climate guide to Perast — the best time to visit is July, June, August, when highs reach around 31°C.
Now
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Best time
July, June, August
Warmest
July · 31°C
Swimming season
Jun, Jul, Aug, Sep
Driest
July · 4 rainy days
Perast sits on the sheltered Boka bay, its baroque waterfront framed by steep mountains. Summers are warm and Mediterranean, with July and August highs around 31°C and the sea warming from 23°C in June to a peak of 26°C in August. Long summer days bring almost 14 hours of sunshine.
The enclosing mountains make the bay one of the wettest parts of the coast in the cool season, with around 16 rainy days in November. Winters stay mild, though, with January highs near 11°C, keeping the small stone town gentle year-round.
| Month | High | Low | Sea | Sun/day | Rainy days |
|---|---|---|---|---|---|
| January | 11° | 5° | 14° | 6.4 h | 14 |
| February | 13° | 6° | 13° | 7.8 h | 10 |
| March | 14° | 7° | 14° | 9.2 h | 13 |
| April | 17° | 10° | 16° | 10 h | 14 |
| May | 23° | 15° | 19° | 11.7 h | 15 |
| June★ | 28° | 21° | 23° | 13.2 h | 7 |
| July★ | 31° | 23° | 25° | 13.8 h | 4 |
| August★ | 31° | 23° | 26° | 12.9 h | 8 |
| September | 25° | 19° | 24° | 10.4 h | 10 |
| October | 22° | 15° | 21° | 9.1 h | 8 |
| November | 17° | 11° | 18° | 5.9 h | 16 |
| December | 13° | 8° | 15° | 5.5 h | 14 |
Averages based on 2021–2024 data (open-meteo). Sea temperatures are typical Adriatic values along the Montenegrin coast.
For swimming and boat trips to the bay's islets, come between June and September, when the sea holds 23–26°C under generous sun. July and August are warmest and busiest; June and September offer the same warm water more peacefully. May and October suit sightseeing the baroque waterfront in mild, quiet weather.
Pack swimwear, sun cream and light clothing for summer, with comfortable shoes for the stone waterfront and steps. Bring a light layer for warm evenings, and a warm coat with an umbrella for the frequent rain in the cooler months.
August is warmest at around 26°C, with July and September at 25°C and 24°C. Swimming is comfortable from June to September.
June and September offer warm seas and sunshine with fewer visitors, ideal for the waterfront and island boat trips.
Yes, in winter. The enclosed bay brings around 16 rainy days in November, though summers are dry with four wet days in July.
July and August highs average around 31°C, softened by breezes off the sheltered bay.
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