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Sendai
Water Temperature in the Pacific Ocean in Sendai, Japan: Current, Historical Data and Forecast
On this page, you will find comprehensive information about the sea temperature in Sendai in Japan, 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 Sendai
18.4°C
TODAY
17.6°C
YESTERDAY
17.0°C
A WEEK AGO
Analysis, Historical Data, and Forecast of Water Temperature
Today sea water temperature in the Pacific Ocean in Sendai is 18.4°C. This is already quite warm water, which is ideal for most people. Swimming becomes comfortable, and prolonged stays in the water do not cause discomfort. This temperature is perfect for family trips and for those who prefer warmer water. It is also comfortable for water sports such as surfing or swimming.
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 Pacific Ocean in Sendai Over the Last 30 Days
The water temperature in Sendai 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 Sendai will remain nearly unchanged in the coming days, its value will be 18.7°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 Japan to enhance accuracy.
Water temperature data for Sendai 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 |
|---|---|---|---|
| Jun 15 | 17.0°C | 17.5°C | |
| Jun 16 | 17.4°C | 17.8°C | |
| Jun 17 | 16.8°C | 17.8°C | |
| Jun 18 | 16.9°C | 18.0°C | |
| Jun 19 | 17.6°C | 18.3°C | |
| Jun 20 | 18.3°C | 18.3°C | |
| Jun 21 | 17.6°C | 18.3°C | |
| Jun 22 | 18.3°C | 18.8°C | |
| Jun 23 | 18.8°C | 18.4°C | |
| Jun 24 | 18.8°C | 18.4°C | |
| Jun 25 | 18.5°C | 18.4°C | |
| Jun 26 | 18.8°C | 18.4°C | |
| Jun 27 | 19.0°C | 18.5°C | |
| Jun 28 | 18.8°C | 18.5°C | |
| Jun 29 | 19.0°C | 18.6°C | |
| Jun 30 | 19.3°C | 18.7°C |
Sea Temperature in Sendai Throughout the Year
Throughout the year, the sea temperature in Sendai exceeds 77°F (25°C) for 10 days, exceeds 72°F (22°C) for 74 days, and exceeds 64°F (18°C) for 155 days.
Below is the annual chart of sea temperature changes in the Pacific Ocean in Sendai.
January
| Minimum | Average | Maximum |
|---|---|---|
| 4°C | 9.5°C | 15°C |
February
| Minimum | Average | Maximum |
|---|---|---|
| 3°C | 8°C | 13°C |
March
| Minimum | Average | Maximum |
|---|---|---|
| 4°C | 7.5°C | 11°C |
April
| Minimum | Average | Maximum |
|---|---|---|
| 6°C | 10°C | 14°C |
May
| Minimum | Average | Maximum |
|---|---|---|
| 8°C | 13°C | 18°C |
June
| Minimum | Average | Maximum |
|---|---|---|
| 12°C | 16.5°C | 21°C |
July
| Minimum | Average | Maximum |
|---|---|---|
| 16°C | 21.5°C | 27°C |
August
| Minimum | Average | Maximum |
|---|---|---|
| 20°C | 24°C | 28°C |
September
| Minimum | Average | Maximum |
|---|---|---|
| 17°C | 22.5°C | 28°C |
October
| Minimum | Average | Maximum |
|---|---|---|
| 16°C | 20.5°C | 25°C |
November
| Minimum | Average | Maximum |
|---|---|---|
| 12°C | 16.5°C | 21°C |
December
| Minimum | Average | Maximum |
|---|---|---|
| 9°C | 13.5°C | 18°C |
Monthly Water Temperature Histogram for Pacific Ocean in Sendai
You can explore detailed data on how the water temperature in Sendai varies each month:
Sendai Weather
JUNE 23
20°C / 23°C
overcast clouds: 85-100%humidity: 94% | wind: 1 km/h
JUNE 24
21°C / 25°C
light rainhumidity: 93% | wind: 2 km/h
JUNE 25
21°C / 28°C
overcast clouds: 85-100%humidity: 91% | wind: 2 km/h
JUNE 26
21°C / 28°C
light rainhumidity: 83% | wind: 2 km/h
Sea Temperature in the Pacific Ocean in Sendai: General Trends and Swimming Opportunities
Miyagi Prefecture in Japan, situated along the Pacific coast, experiences a humid climate with four distinct seasons: mild springs, warm and humid summers, cool and beautiful autumns, and relatively cold winters with occasional snowfall. Coastal areas, such as Sendai, bear the brunt of the Pacific Ocean's influence, resulting in milder winters and cooler summers compared to the inland regions.
Sendai is located in Asia in the Northern Hemisphere at a latitude of 38 degrees, along the shores of the Pacific Ocean. Sendai lies within the Miyagi Prefecture in Japan.
The average annual daytime air temperature in Sendai is 20°C (68°F), with the average nighttime temperature being 8°C (46°F). The highest average daily temperature occurs in August, reaching 32°C (90°F), while the lowest is in January at 9°C (48°F). As for nighttime temperatures, the minimum average temperature of -4°C (25°F) is recorded in January, and the maximum is in August, reaching 21°C (69°F).
According to historical data, Sendai experiences 137 rainy days per year, which accounts for 38 percent of all days in the year. On average, there are 11 rainy days each month. The wettest month is July, with 14 rainy days and 156 mm (6.1 inches) of precipitation, while the driest month is November, which typically has 9 rainy days and only 78 mm (3.1 inches) of precipitation.
The average annual water temperature in Pacific Ocean in Sendai is 15°C (59°F). In February, the water reaches its lowest point of the year at 3°C (37°F), while in August, it peaks at 28°C (82°F). In Sendai, the water temperature in the Pacific Ocean never consistently reaches a comfortable level for swimming in any month.
Geographical Location of Sendai
Nearby Cities
Frequently Asked Questions About Sendai and its Water Temperatures
What is the current sea temperature in Sendai?
The water temperature today in the Pacific Ocean in Sendai is 65°F (18.4°C).
In which months is the water temperature in Sendai comfortable for swimming?
It cannot be guaranteed that the water temperature in Sendai will be comfortable for swimming in any month of the year.
What is the water temperature in Sendai during the winter?
The water temperature in the Pacific Ocean in Sendai during the winter ranges from 3°C to 18°C (37°F to 64°F).
What is the water temperature in Sendai during the spring?
The water temperature in the Pacific Ocean in Sendai during the spring ranges from 4°C to 18°C (39°F to 64°F).
What is the water temperature in Sendai during the summer?
The water temperature in the Pacific Ocean in Sendai during the summer ranges from 12°C to 28°C (54°F to 82°F).
What is the water temperature in Sendai during the fall?
The water temperature in the Pacific Ocean in Sendai during the fall ranges from 12°C to 28°C (54°F to 82°F).
Is it possible to swim in the sea in Sendai at any time of the year?
The Pacific Ocean in Sendai 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).
What sea temperatures can I expect in Sendai in the next month?
In July, the water temperature in the Pacific Ocean in Sendai will range between 61°F (16°C) and 81°F (27°C)