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

73.0

°F

November 2, 22:25

Trend:

decreasing

Yesterday:

73.4°F

Tomorrow:

72.9°F

Sunrise:

06:27

Sunset:

17:14

Day Length:

10 h. 47 min.

Saijō in November

Minimum:

54.7°F

Average:

56.5°F

Maximum:

57.7°F

Sea water temperature in Saijō today

As of now, in Saijō, the water temperature is 73.0°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 2.3°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 72.2°F on 2024, while the historical minimum was 69.5°F on 2017.

Observations from the last two weeks indicate that the water temperature was in proximity to the highest values recorded on those days in the past. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 72.3°F, the minimum temperature may reach 71.6°F, and the maximum might stay at 72.9°F.

Daily water temperature in Saijō

Date Current Year

actual* / forecast**

last year 10 years average
Oct 19 75.6°F 77.2°F 75.1°F
Oct 20 76.0°F 76.6°F 75.0°F
Oct 21 76.8°F 76.3°F 74.8°F
Oct 22 76.3°F 75.8°F 74.3°F
Oct 23 75.8°F 75.4°F 74.0°F
Oct 24 75.8°F 75.9°F 73.9°F
Oct 25 76.1°F 74.9°F 73.5°F
Oct 26 75.5°F 74.4°F 73.3°F
Oct 27 75.2°F 74.0°F 72.8°F
Oct 28 74.6°F 73.7°F 72.3°F
Oct 29 74.2°F 73.2°F 72.0°F
Oct 30 74.0°F 72.8°F 71.8°F
Oct 31 73.7°F 72.4°F 71.4°F
Nov 1 73.4°F 72.1°F 71.1°F
Nov 2 73.0°F 71.8°F 70.7°F
Nov 3 72.9°F 71.2°F 70.6°F
Nov 4 72.8°F 70.9°F 70.5°F
Nov 5 72.5°F 70.6°F 70.2°F
Nov 6 72.3°F 70.4°F 70.0°F
Nov 7 72.1°F 69.5°F 69.9°F
Nov 8 72.0°F 69.3°F 69.7°F
Nov 9 71.6°F 69.2°F 69.3°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 5, 2026, reaching a 88.0°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 73.4°F 8mi
Matsuyama 74.0°F 25mi
Fukuyama 72.6°F 41mi
Marugame 73.1°F 43mi
Hiroshima 70.9°F 54mi
Kurashiki 73.0°F 57mi
Takamatsu 73.5°F 57mi
Iwakuni 72.8°F 58mi
Okayama 73.0°F 66mi

* current water temperature in this city

** straight line distance from Saijō