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 18.92°C. Swimming in water of this temperature is generally concidered to be cool, and most people won't really enjoy it.

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.

66.1

°F

November 27, 03:45

Trend:

decreasing

Yesterday:

66.3°F

Tomorrow:

65.9°F

Sunrise:

06:50

Sunset:

16:59

Day Length:

10 h. 9 min.

Saijō in December

Minimum:

52.6°F

Average:

56.0°F

Maximum:

57.5°F

Sea water temperature in Saijō today

As of now, in Saijō, the water temperature is 66.1°F. Swimming in water of this temperature is generally concidered to be cool, and most people won't really enjoy it. 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 fall a bit.

Recent sea temperature and forecast

Today's water temperature is considerably lower than the average registered over the last two weeks, indicating a slight cooling trend. It is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 66.5°F on 2022, while the historical minimum was 64.0°F on 2017.

latest data

last year

Over the past two weeks, the water temperature has closely aligned with historical averages for those days. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 65.0°F, the minimum temperature may reach 64.0°F, and the maximum might stay at 65.9°F.

Daily water temperature in Saijō

Date	Current Year actual* / forecast**	last year	10 years average
Nov 13	68.1°F	70.2°F	68.3°F
Nov 14	68.4°F	70.1°F	68.3°F
Nov 15	67.6°F	69.7°F	68.2°F
Nov 16	67.5°F	69.4°F	67.9°F
Nov 17	67.9°F	69.1°F	67.6°F
Nov 18	67.6°F	69.3°F	67.3°F
Nov 19	67.5°F	69.1°F	67.2°F
Nov 20	67.1°F	68.8°F	67.1°F
Nov 21	66.9°F	67.1°F	66.7°F
Nov 22	66.8°F	67.5°F	66.5°F
Nov 23	66.7°F	67.8°F	66.4°F
Nov 24	66.4°F	67.4°F	66.2°F
Nov 25	66.3°F	67.2°F	66.0°F
Nov 26	66.3°F	66.6°F	65.9°F
Nov 27	66.1°F	66.5°F	65.6°F
Nov 28	65.9°F	66.5°F	65.4°F
Nov 29	65.6°F	66.2°F	65.1°F
Nov 30	65.3°F	65.8°F	64.9°F
Dec 1	65.1°F	65.5°F	64.7°F
Dec 2	64.9°F	64.5°F	64.4°F
Dec 3	64.1°F	61.0°F	63.6°F
Dec 4	64.0°F	61.3°F	63.5°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 122 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 57.1°F in Winter, 58.8°F in Spring, 77.9°F in Summer, and 74.6°F in Autumn.

Popular neighboring cities and resorts

City	Water temperature*	Distance**
Niihama	64.8°F	8mi
Matsuyama	67.3°F	25mi
Fukuyama	63.7°F	41mi
Marugame	64.7°F	43mi
Hiroshima	65.4°F	54mi
Kurashiki	63.8°F	57mi
Takamatsu	64.6°F	57mi
Iwakuni	66.3°F	58mi
Okayama	63.6°F	66mi

* current water temperature in this city

** straight line distance from Saijō