What is the current water temperature in Shimonoseki?

Q: What is the current water temperature in Shimonoseki?

As of now, in Shimonoseki, the water temperature is 19.89°C. Swimming in water of this temperature is seen as relatively warm and enjoyable for some individuals, although many might find it slightly too cool.

Japan > Shimonoseki

Water temperature in Shimonoseki

Detailed information about the current water temperature in Shimonoseki. 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.

67.8

°F

November 21, 21:42

Trend:

stable

Yesterday:

67.7°F

Tomorrow:

67.7°F

Sunrise:

06:55

Sunset:

17:10

Day Length:

10 h. 15 min.

Shimonoseki in November

Minimum:

55.1°F

Average:

57.5°F

Maximum:

58.8°F

Sea water temperature in Shimonoseki today

As of now, in Shimonoseki, the water temperature is 67.8°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 2.5°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 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 is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 67.1°F on 2016, while the historical minimum was 63.5°F on 2023.

latest data

last year

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. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 67.4°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Shimonoseki

Date	Current Year actual* / forecast**	last year	10 years average
Nov 7	70.5°F	71.0°F	68.6°F
Nov 8	70.1°F	69.6°F	68.3°F
Nov 9	69.7°F	69.8°F	67.9°F
Nov 10	69.5°F	69.8°F	67.7°F
Nov 11	69.4°F	69.3°F	67.6°F
Nov 12	69.4°F	69.2°F	67.6°F
Nov 13	69.1°F	68.5°F	67.3°F
Nov 14	69.1°F	68.1°F	67.3°F
Nov 15	69.5°F	67.2°F	67.2°F
Nov 16	69.4°F	66.2°F	66.9°F
Nov 17	68.3°F	66.3°F	66.4°F
Nov 18	68.1°F	66.1°F	66.3°F
Nov 19	67.9°F	65.2°F	66.3°F
Nov 20	67.7°F	65.7°F	66.1°F
Nov 21	67.8°F	63.5°F	65.3°F
Nov 22	67.7°F	62.9°F	65.2°F
Nov 23	67.9°F	64.8°F	65.4°F
Nov 24	67.7°F	64.3°F	65.2°F
Nov 25	67.5°F	64.9°F	65.0°F
Nov 26	67.2°F	64.3°F	64.7°F
Nov 27	67.0°F	63.6°F	64.5°F
Nov 28	67.1°F	63.8°F	64.6°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 Shimonoseki by month

In Shimonoseki, the months July through September offer comfortable swimming conditions, which amounts to 110 swimming days.

The warmest water in Shimonoseki was recorded on August 8, 2024, reaching a 86.8°F. While the coldest temperature occurred on February 22, 2022, dipping to 49.3°F. The average readings by season are 57.5°F in Winter, 59.4°F in Spring, 77.2°F in Summer, and 73.0°F in Autumn.

Popular neighboring cities and resorts

City	Water temperature*	Distance**
Kitakyushu	68.1°F	9mi
Fukuoka	67.7°F	39mi
Beppu	70.1°F	57mi
Ōita	70.4°F	63mi

* current water temperature in this city

** straight line distance from Shimonoseki