Typical May on the Montenegrin coast: 21–23°C by day, 15–16°C at night, sea 19°C. Podgorica: 24°C by day, 13°C at night. In the mountains: 14–19°C by day, 5–9°C at night. Rainy days in the month: 11–16 on the coast, 12–18 in the mountains.
Coast
21–23°C by day15–16°C at night
Sea
19°C
Podgorica
24°C by day13°C at night
Mountains
14–19°C by day5–9°C at night
| Place | High | Low | Sea | Sun/day | Rainy days |
|---|---|---|---|---|---|
| Coast | |||||
| Budva | 23° | 16° | 19° | 11.7 h | 16 |
| Kotor | 22° | 16° | 19° | 11.6 h | 13 |
| Ulcinj | 22° | 15° | 19° | 11.9 h | 11 |
| Herceg Novi | 22° | 16° | 19° | 11.8 h | 15 |
| Tivat | 22° | 16° | 19° | 11.6 h | 13 |
| Bar | 23° | 16° | 19° | 11.5 h | 12 |
| Sveti Stefan | 23° | 16° | 19° | 11.7 h | 13 |
| Petrovac | 23° | 16° | 19° | 11.7 h | 13 |
| Bečići | 23° | 16° | 19° | 11.7 h | 16 |
| Sutomore | 23° | 16° | 19° | 11.5 h | 12 |
| Čanj | 21° | 15° | 19° | 11.5 h | 12 |
| Perast | 23° | 15° | 19° | 11.7 h | 15 |
| Igalo | 22° | 16° | 19° | 11.8 h | 15 |
| Mountains | |||||
| Žabljak | 14° | 5° | – | 11.3 h | 18 |
| Kolašin | 18° | 7° | – | 11.5 h | 12 |
| Mojkovac | 19° | 8° | – | 11.5 h | 14 |
| Rožaje | 18° | 8° | – | 11.4 h | 18 |
| Plav | 18° | 7° | – | 11.5 h | 14 |
| Gusinje | 18° | 7° | – | 11.6 h | 15 |
| Andrijevica | 19° | 8° | – | 11.5 h | 16 |
| Plužine | 19° | 9° | – | 11.2 h | 17 |
| Šavnik | 19° | 8° | – | 11.2 h | 14 |
| Central & valleys | |||||
| Podgorica | 24° | 13° | – | 11.4 h | 10 |
| Cetinje | 19° | 12° | – | 11.7 h | 18 |
| Nikšić | 21° | 10° | – | 11.3 h | 13 |
| Danilovgrad | 24° | 13° | – | 11.4 h | 10 |
| Bijelo Polje | 21° | 9° | – | 11.6 h | 13 |
| Berane | 21° | 9° | – | 11.5 h | 14 |
| Petnjica | 20° | 9° | – | 11.7 h | 12 |
| Pljevlja | 20° | 8° | – | 11.1 h | 16 |
Averages based on 2021–2024 data (open-meteo). Sea temperatures are typical Adriatic values along the Montenegrin coast.
Typical May on the Montenegrin coast: 21–23°C by day, 15–16°C at night, sea 19°C. Podgorica: 24°C by day, 13°C at night. In the mountains: 14–19°C by day, 5–9°C at night.
The sea along the Montenegrin coast is around 19°C in May. Swimming season: June, July, August, September.
Rainy days in the month: 11–16 on the coast, 12–18 in the mountains.
