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 16.73°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.

62.1

°F

May 9, 19:58

Trend:

stable

Yesterday:

62.1°F

Tomorrow:

61.5°F

Sunrise:

05:11

Sunset:

18:56

Day Length:

13 h. 45 min.

Saijō in May

Minimum:

56.1°F

Average:

58.0°F

Maximum:

59.3°F

Sea water temperature in Saijō today

As of now, in Saijō, the water temperature is 62.1°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 0.7°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 fall 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 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 64.6°F on 2022, while the historical minimum was 60.9°F on 2021.

latest data

last year

Over the past two weeks, the water temperature has closely aligned with historical averages for those days. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 62.2°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Saijō

Date	Current Year actual* / forecast**	last year	10 years average
Apr 25	60.4°F	62.0°F	60.3°F
Apr 26	61.1°F	62.1°F	60.5°F
Apr 27	61.3°F	62.2°F	60.6°F
Apr 28	61.3°F	60.8°F	60.7°F
Apr 29	61.0°F	61.0°F	61.0°F
Apr 30	60.6°F	61.1°F	60.8°F
May 1	60.5°F	61.2°F	60.8°F
May 2	60.3°F	61.3°F	60.9°F
May 3	58.7°F	61.8°F	61.0°F
May 4	59.2°F	63.8°F	61.4°F
May 5	61.4°F	63.5°F	61.7°F
May 6	61.5°F	63.4°F	62.1°F
May 7	62.0°F	63.4°F	62.4°F
May 8	62.1°F	63.4°F	62.7°F
May 9	62.1°F	63.4°F	62.8°F
May 10	61.5°F	62.0°F	62.2°F
May 11	61.5°F	62.0°F	62.2°F
May 12	61.9°F	62.4°F	62.6°F
May 13	62.3°F	62.8°F	62.9°F
May 14	62.1°F	62.6°F	62.8°F
May 15	62.5°F	63.9°F	63.2°F
May 16	63.3°F	64.4°F	64.0°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 120 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, 77.8°F in Summer, and 74.5°F in Autumn.

Popular neighboring cities and resorts

City	Water temperature*	Distance**
Niihama	63.1°F	8mi
Matsuyama	57.9°F	25mi
Fukuyama	62.1°F	41mi
Marugame	61.0°F	43mi
Hiroshima	60.4°F	54mi
Kurashiki	61.2°F	57mi
Takamatsu	59.9°F	57mi
Iwakuni	61.1°F	58mi
Okayama	62.4°F	66mi

* current water temperature in this city

** straight line distance from Saijō