What is the current water temperature in Marugame?

Q: What is the current water temperature in Marugame?

As of now, in Marugame, the water temperature is 18.32°C. Swimming in water of this temperature is generally concidered to be cool, and most people won't really enjoy it.

Japan > Marugame

Water temperature in Marugame

Detailed information about the current water temperature in Marugame. 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.

65.0

°F

November 24, 01:23

Trend:

decreasing

Yesterday:

65.3°F

Tomorrow:

64.7°F

Sunrise:

06:46

Sunset:

16:57

Day Length:

10 h. 11 min.

Marugame in November

Minimum:

50.6°F

Average:

53.7°F

Maximum:

58.3°F

Sea water temperature in Marugame today

As of now, in Marugame, the water temperature is 65.0°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 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 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 also aligns closely with the historical average temperature for this date, indicating a typical climate pattern. The maximum temperature recorded for this date was 66.5°F on 2024, while the historical minimum was 63.4°F on 2017.

latest data

last year

Over the past two weeks, the water temperature has closely aligned with historical averages for those days. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 64.0°F, the minimum temperature may reach 63.2°F, and the maximum might stay at 64.7°F.

Daily water temperature in Marugame

Date	Current Year actual* / forecast**	last year	10 years average
Nov 10	68.8°F	71.0°F	68.5°F
Nov 11	68.7°F	70.8°F	68.3°F
Nov 12	68.0°F	70.5°F	68.0°F
Nov 13	67.9°F	70.2°F	67.6°F
Nov 14	67.7°F	70.0°F	67.5°F
Nov 15	67.2°F	70.0°F	67.5°F
Nov 16	66.9°F	69.6°F	67.1°F
Nov 17	67.1°F	69.0°F	66.8°F
Nov 18	66.9°F	69.0°F	66.5°F
Nov 19	66.5°F	68.5°F	66.3°F
Nov 20	66.3°F	68.2°F	66.1°F
Nov 21	65.8°F	67.8°F	65.7°F
Nov 22	65.5°F	67.6°F	65.5°F
Nov 23	65.3°F	67.2°F	65.3°F
Nov 24	65.0°F	66.5°F	64.9°F
Nov 25	64.7°F	66.2°F	64.7°F
Nov 26	64.5°F	66.0°F	64.5°F
Nov 27	64.2°F	65.8°F	64.2°F
Nov 28	64.0°F	65.7°F	64.0°F
Nov 29	63.6°F	64.9°F	63.6°F
Nov 30	63.4°F	63.7°F	63.3°F
Dec 1	63.2°F	63.5°F	63.2°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 Marugame by month

In Marugame, the months July through October offer comfortable swimming conditions, which amounts to 114 swimming days.

The warmest water in Marugame was recorded on September 2, 2025, reaching a 87.0°F. While the coldest temperature occurred on February 16, 2018, dipping to 45.3°F. The average readings by season are 54.6°F in Winter, 57.6°F in Spring, 76.2°F in Summer, and 74.4°F in Autumn.

Popular neighboring cities and resorts

City	Water temperature*	Distance**
Takamatsu	65.4°F	16mi
Kurashiki	64.2°F	21mi
Okayama	64.7°F	27mi
Fukuyama	64.4°F	27mi
Niihama	65.9°F	35mi
Saijō	66.4°F	43mi
Tokushima	66.9°F	47mi
Himeji	66.2°F	64mi

* current water temperature in this city

** straight line distance from Marugame