All data are in degrees Fahrenheit

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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.
Sea temperature in Saijō now

69.0

°F

November 10, 04:35

Trend:

decreasing

Yesterday:

69.2°F

Tomorrow:

69.0°F

Sunrise:

06:34

Sunset:

17:08

Day Length:

10 h. 34 min.

Saijō in November

Minimum:

54.7°F

Average:

56.4°F

Maximum:

57.7°F

Sea water temperature in Saijō today

As of now, in Saijō, the water temperature is 69.0°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 about the same as 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 stay about the same.

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 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 70.0°F on 2023, while the historical minimum was 68.3°F on 2020.

Over the last two weeks, the water temperature has stayed slightly above than historical averages for those days. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 68.3°F, the minimum temperature may reach 67.6°F, and the maximum might stay at 69.0°F.

Daily water temperature in Saijō

Date Current Year

actual* / forecast**

last year 10 years average
Oct 27 74.0°F 74.6°F 72.4°F
Oct 28 73.7°F 74.1°F 72.1°F
Oct 29 73.2°F 73.7°F 71.8°F
Oct 30 72.8°F 73.2°F 71.6°F
Oct 31 72.4°F 73.0°F 71.2°F
Nov 1 72.1°F 72.6°F 71.0°F
Nov 2 71.8°F 72.2°F 70.6°F
Nov 3 71.2°F 72.8°F 70.5°F
Nov 4 70.9°F 72.3°F 70.3°F
Nov 5 70.6°F 71.8°F 70.1°F
Nov 6 70.4°F 71.9°F 69.9°F
Nov 7 69.5°F 71.7°F 69.8°F
Nov 8 69.3°F 71.5°F 69.6°F
Nov 9 69.2°F 71.1°F 69.2°F
Nov 10 69.0°F 70.9°F 69.0°F
Nov 11 69.0°F 70.9°F 69.0°F
Nov 12 68.5°F 70.4°F 68.6°F
Nov 13 68.3°F 70.2°F 68.3°F
Nov 14 68.2°F 70.1°F 68.2°F
Nov 15 68.2°F 69.7°F 68.3°F
Nov 16 68.0°F 69.4°F 68.0°F
Nov 17 67.6°F 69.1°F 67.6°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 68.7°F 8mi
Matsuyama 70.2°F 25mi
Fukuyama 69.2°F 41mi
Marugame 68.7°F 43mi
Hiroshima 69.8°F 54mi
Kurashiki 68.3°F 57mi
Takamatsu 69.9°F 57mi
Iwakuni 69.8°F 58mi
Okayama 69.5°F 66mi

* current water temperature in this city

** straight line distance from Saijō