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 22.21°C. Swimming in water of this temperature is seen as relatively warm and enjoyable for some individuals, although many might find it slightly too cool.

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.

72.0

°F

June 25, 01:22

Trend:

increasing

Yesterday:

71.8°F

Tomorrow:

72.3°F

Sunrise:

04:57

Sunset:

19:22

Day Length:

14 h. 25 min.

Saijō in June

Minimum:

56.0°F

Average:

57.8°F

Maximum:

59.0°F

Sea water temperature in Saijō today

As of now, in Saijō, the water temperature is 72.0°F. Swimming in water of this temperature is seen as relatively warm and enjoyable for some individuals, although many might find it slightly too cool. Today's reading is 1.6°F lower 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 is also close to the historical minimum temperature for this date. The maximum temperature recorded for this date was 76.8°F on 2020, while the historical minimum was 71.7°F on 2017.

latest data

last year

The water temperature over the last two weeks displayed soome variability. While the two week average stayed close to the historical average, there were some days when the temperature was close to the minimum recorded over the past years. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 73.4°F, with minimum temperature starting at 72.3°F, while the maximum might reach 74.7°F.

Daily water temperature in Saijō

Date	Current Year actual* / forecast**	last year	10 years average
Jun 11	68.9°F	69.2°F	70.3°F
Jun 12	70.5°F	69.2°F	70.4°F
Jun 13	70.7°F	69.3°F	70.6°F
Jun 14	70.4°F	69.4°F	70.9°F
Jun 15	71.0°F	69.4°F	71.0°F
Jun 16	71.2°F	69.7°F	71.5°F
Jun 17	72.8°F	70.5°F	71.9°F
Jun 18	71.8°F	73.0°F	72.1°F
Jun 19	72.8°F	74.6°F	72.0°F
Jun 20	72.5°F	75.2°F	72.1°F
Jun 21	72.2°F	75.0°F	72.4°F
Jun 22	71.5°F	74.0°F	72.6°F
Jun 23	72.1°F	73.9°F	72.9°F
Jun 24	71.8°F	73.7°F	73.5°F
Jun 25	72.0°F	73.6°F	73.6°F
Jun 26	72.3°F	75.6°F	73.9°F
Jun 27	72.5°F	77.2°F	74.1°F
Jun 28	72.6°F	74.8°F	74.2°F
Jun 29	73.3°F	77.8°F	74.9°F
Jun 30	74.1°F	80.5°F	75.7°F
Jul 1	74.6°F	81.9°F	76.2°F
Jul 2	74.7°F	81.5°F	76.4°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, 58.8°F in Spring, 78.2°F in Summer, and 74.9°F in Autumn.

Popular neighboring cities and resorts

City	Water temperature*	Distance**
Niihama	72.4°F	8mi
Matsuyama	69.5°F	25mi
Fukuyama	72.4°F	41mi
Marugame	72.2°F	43mi
Hiroshima	70.6°F	54mi
Kurashiki	72.2°F	57mi
Takamatsu	71.6°F	57mi
Iwakuni	71.0°F	58mi
Okayama	72.2°F	66mi

* current water temperature in this city

** straight line distance from Saijō