What is the current water temperature in Saijō?

As of now, in Saijō, the water temperature is 27.21°C. It's safe to say that the water is comfortably warm for various water-related activities.

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.

81.0

°F

July 16, 07:07

Trend:

increasing

Yesterday:

80.8°F

Tomorrow:

81.3°F

Sunrise:

05:07

Sunset:

19:19

Day Length:

14 h. 12 min.

Saijō in July

Minimum:

55.9°F

Average:

57.5°F

Maximum:

58.6°F

Sea water temperature in Saijō today

As of now, in Saijō, the water temperature is 81.0°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 1.6°F higher than the average recorded on this particular day in recent years. Since yesterday, there was a slight increase in temperature. This indicates a warming trend over the past day. According to the forecast, we expect the temperature to rise a bit.

Recent sea temperature and forecast

Today's water temperature is notably higher than the average recorded over the past two weeks, indicating a significant warming trend. It is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 82.2°F on 2022, while the historical minimum was 76.7°F on 2019.

latest data

last year

Observations from the last two weeks indicate that the water temperature was in proximity to the lowest values recorded on those days in the past. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 81.9°F, with minimum temperature starting at 81.3°F, while the maximum might reach 82.8°F.

Daily water temperature in Saijō

Date	Current Year actual* / forecast**	last year	10 years average
Jul 2	71.0°F	81.5°F	75.8°F
Jul 3	71.6°F	80.9°F	76.1°F
Jul 4	71.7°F	83.8°F	76.7°F
Jul 5	73.0°F	83.0°F	76.8°F
Jul 6	73.3°F	83.2°F	77.6°F
Jul 7	73.9°F	81.9°F	77.7°F
Jul 8	72.4°F	84.5°F	78.0°F
Jul 9	74.7°F	82.0°F	77.7°F
Jul 10	77.3°F	82.8°F	78.3°F
Jul 11	78.6°F	82.1°F	78.3°F
Jul 12	78.1°F	81.7°F	78.4°F
Jul 13	78.0°F	81.6°F	78.6°F
Jul 14	80.6°F	81.7°F	79.2°F
Jul 15	80.8°F	80.7°F	79.2°F
Jul 16	81.0°F	78.1°F	79.4°F
Jul 17	81.3°F	79.4°F	79.7°F
Jul 18	81.4°F	79.4°F	79.8°F
Jul 19	81.6°F	79.0°F	80.0°F
Jul 20	82.0°F	79.9°F	80.4°F
Jul 21	82.0°F	80.7°F	80.4°F
Jul 22	82.8°F	82.9°F	81.2°F
Jul 23	82.5°F	83.9°F	80.9°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 121 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, 78.1°F in Summer, and 74.9°F in Autumn.

Popular neighboring cities and resorts

City	Water temperature*	Distance**
Niihama	83.9°F	8mi
Matsuyama	78.4°F	25mi
Fukuyama	80.1°F	41mi
Marugame	77.1°F	43mi
Hiroshima	83.4°F	54mi
Kurashiki	79.4°F	57mi
Takamatsu	76.6°F	57mi
Iwakuni	82.2°F	58mi
Okayama	79.1°F	66mi

* current water temperature in this city

** straight line distance from Saijō