What is the current water temperature in Saijō?

Q: What is the current water temperature in Saijō?

As of now, in Saijō, the water temperature is 11.93°C. Swimming in water of this temperature is considered as extremely cold, and there's a substantial risk of hypothermia if exposed for more than a brief duration.

Japan > Saijō

Water temperature in Saijō

Detailed information about the current water temperature in Saijō. The trend over the last two weeks, daily averages, and precise forecast of the water temperature changes. Gain a deeper understanding of seasonal dynamics with monthly statistical analyses covering recent years.

53.5

°F

March 4, 00:23

Trend:

increasing

Yesterday:

53.3°F

Tomorrow:

53.8°F

Sunrise:

06:33

Sunset:

18:06

Day Length:

11 h. 33 min.

Saijō in March

Minimum:

56.8°F

Average:

58.4°F

Maximum:

59.7°F

Sea water temperature in Saijō today

As of now, in Saijō, the water temperature is 53.5°F. Swimming in water of this temperature is considered as extremely cold, and there's a substantial risk of hypothermia if exposed for more than a brief duration. Today's reading is 0.5°F higher than the average recorded on this particular day in recent years. The sea temperature remains approximately unchanged from yesterday. According to the forecast, we expect the temperature to rise a bit.

Recent sea temperature and forecast

The water temperature today is above average for the last two weeks, showing a small increase in temperature. It also falls within the range of the average temperature recorded for this date, suggesting a consistent weather trend. The maximum temperature recorded for this date was 57.7°F on 2016, while the historical minimum was 50.8°F on 2018.

latest data

last year

Over the past two weeks, the water temperature has closely aligned with historical averages for those days. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 53.7°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Saijō

Date	Current Year actual* / forecast**	last year	10 years average
Feb 18	53.0°F	51.8°F	53.0°F
Feb 19	51.4°F	52.4°F	53.2°F
Feb 20	52.0°F	52.3°F	53.0°F
Feb 21	50.6°F	52.1°F	52.8°F
Feb 22	51.1°F	52.1°F	53.0°F
Feb 23	54.2°F	52.0°F	53.1°F
Feb 24	53.1°F	52.2°F	53.0°F
Feb 25	53.5°F	52.5°F	53.0°F
Feb 26	53.4°F	51.4°F	52.9°F
Feb 27	53.7°F	51.3°F	53.0°F
Feb 28	53.8°F	51.6°F	53.0°F
Mar 1	52.9°F	50.4°F	52.6°F
Mar 2	53.2°F	51.1°F	52.9°F
Mar 3	53.3°F	51.4°F	52.8°F
Mar 4	53.5°F	51.9°F	53.0°F
Mar 5	53.8°F	52.4°F	53.3°F
Mar 6	54.0°F	52.9°F	53.5°F
Mar 7	53.7°F	51.0°F	53.2°F
Mar 8	53.6°F	51.6°F	53.1°F
Mar 9	53.5°F	49.4°F	53.0°F
Mar 10	53.6°F	49.9°F	53.1°F
Mar 11	53.9°F	50.6°F	53.5°F

* actual - actual temperature values

** forecast - projected values for the next week

Real-time coastal temperatures could deviate by several degrees from the provided readings. These deviations often become evident following intense rainfall or strong winds.

Our forecasting methodology leverages a mathematical model, that uses current water and weather conditions, historical records, wind intensity and direction.

Sea water temperature in Saijō by month

In Saijō, the months July through October offer comfortable swimming conditions, which amounts to 123 swimming days.

The warmest water in Saijō was recorded on August 1, 2024, reaching a 87.8°F. While the coldest temperature occurred on March 9, 2025, dipping to 49.4°F. The average readings by season are 57.0°F in Winter, 58.7°F in Spring, 78.2°F in Summer, and 74.9°F in Autumn.

Popular neighboring cities and resorts

City	Water temperature*	Distance**
Niihama	52.9°F	8mi
Matsuyama	53.7°F	25mi
Fukuyama	51.6°F	41mi
Marugame	52.1°F	43mi
Hiroshima	53.1°F	54mi
Kurashiki	52.1°F	57mi
Takamatsu	51.5°F	57mi
Iwakuni	52.9°F	58mi
Okayama	51.3°F	66mi

* current water temperature in this city

** straight line distance from Saijō