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Izmit

Water Temperature in the Sea of Marmara in Izmit, Turkey: Current, Historical Data and Forecast

On this page, you will find comprehensive information about the sea temperature in Izmit in Turkey, including current readings, historical data and trends, monthly averages, as well as weather forecasts and upcoming temperature predictions. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.

Current Water Temperature in Izmit

8.6°C

TODAY

8.5°C

YESTERDAY

9.1°C

A WEEK AGO

Analysis, Historical Data, and Forecast of Water Temperature

Today sea water temperature in the Sea of Marmara in Izmit is 8.6°C. This is still cool water, suitable only for experienced swimmers or those accustomed to cold water. Swimming in such conditions is possible, but not recommended for prolonged periods. Extra caution should be taken during extended exposure, as the cold water can cause heat loss and lead to hypothermia. For added comfort, special clothing can be used.

It is important to note that these swimming tips and recommendations apply only in good weather. When the air temperature is below 68°F (20°C), and sometimes even below 77°F (25°C), swimming can be unpleasant even with relatively high water temperatures.

Water Temperature Chart for Sea of Marmara in Izmit Over the Last 30 Days

The water temperature in Izmit today is lower than both a week ago and a month ago. Today's sea temperature is generally in line with historical values for this day.

According to our forecast, the sea temperature in Izmit will remain nearly unchanged in the coming days, its value will be 8.9°C.

Actual nearshore water temperatures may fluctuate by several degrees from the reported values, especially following heavy rainfall or extended periods of strong winds. Certain wind patterns can cause colder, deeper waters to rise and replace the sun-warmed surface water, leading to noticeable variations.

Our forecast is based on a proprietary mathematical model that considers real-time water temperature changes, historical trends, key weather patterns, wind strength and direction, and air temperature specific to each region. Additionally, we incorporate data from other resorts across Turkey to enhance accuracy.

Water temperature data for Izmit and nearby towns and resorts is gathered from various sources, including buoys and satellite sea and ocean surface maps provided by the NOAA agency. We also incorporate data from local authorities in each specific location worldwide to ensure more accurate temperature readings.

Table of Daily Sea Temperature Data

Date	Current	Average	Forecast
Feb 15	9.1°C	8.5°C
Feb 16	8.6°C	8.3°C
Feb 17	9.0°C	8.8°C
Feb 18	8.7°C	9.0°C
Feb 19	8.6°C	8.8°C
Feb 20	8.8°C	9.0°C
Feb 21	8.5°C	8.8°C
Feb 22	8.5°C	8.8°C
Feb 23		9.0°C	8.6°C
Feb 24		8.3°C	8.6°C
Feb 25		9.5°C	8.7°C
Feb 26		9.3°C	8.8°C
Feb 27		9.0°C	8.8°C
Feb 28		9.3°C	8.9°C
Mar 1		9.0°C	8.9°C
Mar 2		9.3°C	8.9°C

* Current - Actual water temperature value

** Average - Average water temperature on this day in recent years

*** Forecast - Our water temperature forecast

Sea Temperature in Izmit Throughout the Year

Throughout the year, the sea temperature in Izmit exceeds 77°F (25°C) for 37 days, exceeds 72°F (22°C) for 104 days, and exceeds 64°F (18°C) for 151 days.

Below is the annual chart of sea temperature changes in the Sea of Marmara in Izmit.

January

Minimum	Average	Maximum
7°C	10°C	13°C

February

Minimum	Average	Maximum
6°C	8.5°C	11°C

March

Minimum	Average	Maximum
6°C	8.5°C	11°C

April

Minimum	Average	Maximum
7°C	11°C	15°C

May

Minimum	Average	Maximum
12°C	16°C	20°C

June

Minimum	Average	Maximum
17°C	21°C	25°C

July

Minimum	Average	Maximum
21°C	25°C	29°C

August

Minimum	Average	Maximum
23°C	25.5°C	28°C

September

Minimum	Average	Maximum
20°C	23.5°C	27°C

October

Minimum	Average	Maximum
14°C	19°C	24°C

November

Minimum	Average	Maximum
10°C	15.5°C	21°C

December

Minimum	Average	Maximum
7°C	11.5°C	16°C

Monthly Water Temperature Histogram for Sea of Marmara in Izmit

You can explore detailed data on how the water temperature in Izmit varies each month:

What Beaches Are There In and Around Izmit?

Basiskele Sahili

Basiskele Sahili is a 3-stars sandy beach, located in a 6 km (4 miles) radius of Izmit. There is parking. There are restrooms. There are shops. There are cafés.

Link to the location of the beach

Golcuk Kavakli Coast

Golcuk Kavakli Coast is a 3-stars sandy beach, located in a 8 km (5 miles) radius of Izmit. There is parking. There are restrooms. There are shops. There are cafés. Golcuk Kavakli Coast is an excellent spot for fishing enthusiasts, offering good opportunities to catch local fish.

Link to the location of the beach

Izmit Weather

FEBRUARY 23

-0°C / 3°C

scattered clouds: 25-50%

humidity: 69% | wind: 1 km/h

FEBRUARY 24

0°C / 5°C

clear sky

humidity: 59% | wind: 1 km/h

FEBRUARY 25

3°C / 8°C

clear sky

humidity: 56% | wind: 1 km/h

FEBRUARY 26

5°C / 9°C

clear sky

humidity: 65% | wind: 2 km/h

Sea Temperature in the Sea of Marmara in Izmit: General Trends and Swimming Opportunities

Original name

İzmit

The Local Time

20:50

Time Zone

UTC+3

Sunrise

07:46

Sunset

18:44

Length of the day

10 h 58 m

The coastal region of the Kocaeli Province in Turkey is characterized by a transitional climate between the Mediterranean and Black Sea climates, including warm and moderately wet summers and mild, often rainy winters. This region experiences rainfall throughout the year with higher rain intensity in winter than in summer.

Izmit is located in Europe in the Northern Hemisphere at a latitude of 41 degrees, along the shores of the Sea of Marmara. Izmit lies within the Kocaeli Province in Turkey.

The average annual daytime air temperature in Izmit is 19°C (66°F), with the average nighttime temperature being 10°C (50°F). The highest average daily temperature occurs in August, reaching 29°C (84°F), while the lowest is in January at 10°C (49°F). As for nighttime temperatures, the minimum average temperature of 2°C (36°F) is recorded in February, and the maximum is in August, reaching 19°C (66°F).

According to historical data, Izmit experiences 98 rainy days per year, which accounts for 27 percent of all days in the year. On average, there are 8 rainy days each month. The wettest month is December, with 12 rainy days and 102 mm (4.0 inches) of precipitation, while the driest month is August, which typically has 4 rainy days and only 22 mm (0.8 inches) of precipitation.

The average annual water temperature in Sea of Marmara in Izmit is 16°C (61°F). In February, the water reaches its lowest point of the year at 6°C (43°F), while in July, it peaks at 29°C (84°F). The months suitable for comfortable beach vacations and swimming in the Sea of Marmara are July, and August. During this period, the water temperature stays above 20°C (68°F) and can reach up to 29°C (84°F) on some days.

Geographical Location of Izmit

Nearby Cities

Frequently Asked Questions About Izmit and its Water Temperatures

What is the current sea temperature in Izmit?

The water temperature today in the Sea of Marmara in Izmit is 48°F (8.6°C).

In which months is the water temperature in Izmit comfortable for swimming?

The water temperature in the Sea of Marmara in Izmit is comfortable for swimming and beach vacations in July, and August.

What is the water temperature in Izmit during the winter?

The water temperature in the Sea of Marmara in Izmit during the winter ranges from 6°C to 16°C (43°F to 61°F).

What is the water temperature in Izmit during the spring?

The water temperature in the Sea of Marmara in Izmit during the spring ranges from 6°C to 20°C (43°F to 68°F).

What is the water temperature in Izmit during the summer?

The water temperature in the Sea of Marmara in Izmit during the summer ranges from 17°C to 29°C (63°F to 84°F).

What is the water temperature in Izmit during the fall?

The water temperature in the Sea of Marmara in Izmit during the fall ranges from 10°C to 27°C (50°F to 81°F).

Is it possible to swim in the sea in Izmit at any time of the year?

The Sea of Marmara in Izmit is quite cool, and swimming is only possible in June, July, August, September, October, and November when the water temperature reaches 21°C (70°F).

Is Izmit a popular tourist destination for beach vacations?

Izmit has a moderate level of popularity for beach vacations; while it does receive some visitors, it is not among the top seaside destinations, as other locations may offer more favorable conditions.

What sea temperatures can I expect in Izmit in the next month?

In March, the water temperature in the Sea of Marmara in Izmit will range between 43°F (6°C) and 52°F (11°C)