INSTRUMENT / SEA TEMPERATURE
Bay of Kotor Water Temperature
Updated Mon 13:50 (Europe/Podgorica)
Montenegro · Forecast updated Nov 9, 2026, 13:50 UTC
Current Sea Temperature
18.9°C
66.0°F
Cool water
Valid Nov 9, 2026, 13:50 (Europe/Podgorica). Source: stored Open-Meteo marine forecast. Temperature is not a safety rating or snorkel score.
Versus this month's average
0.3°C above
The typical November average is 18.6°C (65.5°F) from the historical baseline.
Recent trend
Cooling by 0.8°C
Seven-day average: 18.9°C, versus 19.7°C in the prior seven days.
What to wear
Cool water
A 3 mm shorty or full wetsuit will make longer snorkels more comfortable.
Cold tolerance varies. Wind, session length, sunshine, and exertion also affect comfort; temperature alone does not describe sea conditions or replace the snorkel forecast.
The Bay of Kotor is a sheltered Adriatic bay. Its water can differ from the open coast, so use this page for the temperature trend and the forecast page for wind, waves and tide.
Typical Sea Temperature Over the Year
In the historical baseline for Bay of Kotor, typical monthly averages range from about 13.6°C (56.5°F) in February to 27.1°C (80.8°F) in July.
Over the past 30 days, the average sea temperature in Bay of Kotor has been 20.2°C.
Historical baseline (full year)
Northern Hemisphere. Summer is generally June–August; winter is December–February.
Typical monthly sea-surface temperature near Bay of Kotor, calculated from hourly observations for 2022–2025. This is not this site's forecast archive.
| Month | Typical range | Average |
|---|---|---|
| January | 14.1–14.9°C | 14.4°C / 57.9°F |
| February | 13.0–14.2°C | 13.6°C / 56.5°F |
| March | 14.2–15.0°C | 14.7°C / 58.5°F |
| April | 15.5–17.7°C | 16.6°C / 61.9°F |
| May | 19.4–20.8°C | 20.0°C / 68.0°F |
| June | 24.0–25.6°C | 24.6°C / 76.3°F |
| July | 26.4–27.5°C | 27.1°C / 80.8°F |
| August | 26.1–27.7°C | 27.0°C / 80.6°F |
| September | 24.7–25.7°C | 25.2°C / 77.4°F |
| October | 20.2–22.8°C | 21.7°C / 71.1°F |
| November | 18.0–19.7°C | 18.6°C / 65.5°F |
| December | 15.9–16.2°C | 16.0°C / 60.8°F |
Source: Open-Meteo Marine API, MeteoFrance sea-surface temperature dataset. Nearest sea grid cell (42.46, 18.71). Each month is the mean of yearly monthly means; the range is the lowest and highest of those yearly monthly means. Open-Meteo methodology.
Water temperature by month
Each month uses the 2022–2025 baseline. The range is the lowest and highest yearly monthly mean, not an hourly extreme.
Bay of Kotor in January
Typical January water temperature near Bay of Kotor is 14.4°C (57.9°F), with yearly monthly means from 14.1–14.9°C.
Swimming and snorkeling: cold water. Use a full 3-5 mm wetsuit and keep the session within your cold-water experience.
Adjacent months: December 16.0°C · February 13.6°C.
Explore Bay of Kotor sea temperature in January, including swim comfort and month comparisons →
Bay of Kotor in February
Typical February water temperature near Bay of Kotor is 13.6°C (56.5°F), with yearly monthly means from 13.0–14.2°C.
Swimming and snorkeling: cold water. Use a full 3-5 mm wetsuit and keep the session within your cold-water experience.
Adjacent months: January 14.4°C · March 14.7°C.
Explore Bay of Kotor sea temperature in February, including swim comfort and month comparisons →
Bay of Kotor in March
Typical March water temperature near Bay of Kotor is 14.7°C (58.5°F), with yearly monthly means from 14.2–15.0°C.
Swimming and snorkeling: cold water. Use a full 3-5 mm wetsuit and keep the session within your cold-water experience.
Adjacent months: February 13.6°C · April 16.6°C.
Explore Bay of Kotor sea temperature in March, including swim comfort and month comparisons →
Bay of Kotor in April
Typical April water temperature near Bay of Kotor is 16.6°C (61.9°F), with yearly monthly means from 15.5–17.7°C.
Swimming and snorkeling: cold water. Use a full 3-5 mm wetsuit and keep the session within your cold-water experience.
Adjacent months: March 14.7°C · May 20.0°C.
Explore Bay of Kotor sea temperature in April, including swim comfort and month comparisons →
Bay of Kotor in May
Typical May water temperature near Bay of Kotor is 20.0°C (68.0°F), with yearly monthly means from 19.4–20.8°C.
Swimming and snorkeling: cool water. A 3 mm shorty or full wetsuit will make longer snorkels more comfortable.
Adjacent months: April 16.6°C · June 24.6°C.
Explore Bay of Kotor sea temperature in May, including swim comfort and month comparisons →
Bay of Kotor in June
Typical June water temperature near Bay of Kotor is 24.6°C (76.3°F), with yearly monthly means from 24.0–25.6°C.
Swimming and snorkeling: mild water. A rash guard is useful; cold-sensitive snorkelers may prefer a shorty wetsuit.
Adjacent months: May 20.0°C · July 27.1°C.
Explore Bay of Kotor sea temperature in June, including swim comfort and month comparisons →
Bay of Kotor in July
Typical July water temperature near Bay of Kotor is 27.1°C (80.8°F), with yearly monthly means from 26.4–27.5°C.
Swimming and snorkeling: warm water. Most people are comfortable in swimwear or a light rash guard.
Adjacent months: June 24.6°C · August 27.0°C.
Explore Bay of Kotor sea temperature in July, including swim comfort and month comparisons →
Bay of Kotor in August
Typical August water temperature near Bay of Kotor is 27.0°C (80.6°F), with yearly monthly means from 26.1–27.7°C.
Swimming and snorkeling: warm water. Most people are comfortable in swimwear or a light rash guard.
Adjacent months: July 27.1°C · September 25.2°C.
Explore Bay of Kotor sea temperature in August, including swim comfort and month comparisons →
Bay of Kotor in September
Typical September water temperature near Bay of Kotor is 25.2°C (77.4°F), with yearly monthly means from 24.7–25.7°C.
Swimming and snorkeling: warm water. Most people are comfortable in swimwear or a light rash guard.
Adjacent months: August 27.0°C · October 21.7°C.
Explore Bay of Kotor sea temperature in September, including swim comfort and month comparisons →
Bay of Kotor in October
Typical October water temperature near Bay of Kotor is 21.7°C (71.1°F), with yearly monthly means from 20.2–22.8°C.
Swimming and snorkeling: cool water. A 3 mm shorty or full wetsuit will make longer snorkels more comfortable.
Adjacent months: September 25.2°C · November 18.6°C.
Explore Bay of Kotor sea temperature in October, including swim comfort and month comparisons →
Bay of Kotor in November
Typical November water temperature near Bay of Kotor is 18.6°C (65.5°F), with yearly monthly means from 18.0–19.7°C.
Swimming and snorkeling: cool water. A 3 mm shorty or full wetsuit will make longer snorkels more comfortable.
Adjacent months: October 21.7°C · December 16.0°C.
Explore Bay of Kotor sea temperature in November, including swim comfort and month comparisons →
Bay of Kotor in December
Typical December water temperature near Bay of Kotor is 16.0°C (60.8°F), with yearly monthly means from 15.9–16.2°C.
Swimming and snorkeling: cold water. Use a full 3-5 mm wetsuit and keep the session within your cold-water experience.
Adjacent months: November 18.6°C · January 14.4°C.
Explore Bay of Kotor sea temperature in December, including swim comfort and month comparisons →
Forecast archive (growing)
These values come from hourly forecasts SnorkelForecast has stored. They cover only months with records and do not replace the historical baseline.
| Month | Min | Average | Max |
|---|---|---|---|
| June | 21.6°C / 70.9°F | 24.9°C / 76.9°F | 27.5°C / 81.5°F |
| July | 25.7°C / 78.3°F | 26.8°C / 80.2°F | 28.4°C / 83.1°F |
| August | 26.5°C / 79.7°F | 28.1°C / 82.5°F | 29.8°C / 85.6°F |
| September | 23.7°C / 74.7°F | 27.0°C / 80.6°F | 29.7°C / 85.5°F |
| October | 19.5°C / 67.1°F | 21.3°C / 70.4°F | 23.9°C / 75.0°F |
| November | 18.6°C / 65.5°F | 19.0°C / 66.1°F | 19.7°C / 67.5°F |
Partial coverage: 6 calendar months with records. Profile calculated from 3886 hourly forecast records across 6 monthly periods. This is a growing archive, not a long-term climate normal.
About the water at Bay of Kotor
Fjord-like Adriatic bay with sheltered, clear water and rocky shores.
- Area
- Kotor
Bay of Kotor Water Temperature: Common Questions
What is the water temperature in Bay of Kotor today?
The current sea surface temperature near Bay of Kotor is 18.9°C (66.0°F). Over the last 30 days, the average has been 20.2°C.
When is the water warmest in Bay of Kotor?
The water is typically warmest in July, at around 27.1°C (80.8°F) in the 2022–2025 historical baseline.
When is the water coldest in Bay of Kotor?
The water is typically coldest in February, at around 13.6°C (56.5°F) in the same historical baseline. A wetsuit is usually recommended during this period.
Can you swim in Bay of Kotor today?
The water is 18.9°C. It may feel cool, but a wetsuit or short swims can help.
Full Snorkeling Forecast
See how today's sea temperature, wave height, wind, and tides combine into a detailed snorkeling score for Bay of Kotor.
View Snorkel Forecast →