All data are in degrees Fahrenheit

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Water temperature in Iwakuni

Detailed information about the current water temperature in Iwakuni. 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 Iwakuni now

66.6

°F

November 25, 16:05

Trend:

decreasing

Yesterday:

66.9°F

Tomorrow:

66.5°F

Sunrise:

06:53

Sunset:

17:03

Day Length:

10 h. 10 min.

Iwakuni in December

Minimum:

54.4°F

Average:

55.7°F

Maximum:

56.9°F

Sea water temperature in Iwakuni today

As of now, in Iwakuni, the water temperature is 66.6°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 0.3°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 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 67.5°F on 2024, while the historical minimum was 64.8°F on 2018.

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 65.7°F, the minimum temperature may reach 65.1°F, and the maximum might stay at 66.5°F.

Daily water temperature in Iwakuni

Date Current Year

actual* / forecast**

last year 10 years average
Nov 11 69.4°F 70.9°F 69.1°F
Nov 12 69.0°F 70.4°F 68.6°F
Nov 13 68.8°F 70.3°F 68.5°F
Nov 14 68.8°F 70.2°F 68.4°F
Nov 15 68.8°F 70.1°F 68.4°F
Nov 16 67.7°F 69.7°F 68.2°F
Nov 17 68.4°F 69.9°F 68.0°F
Nov 18 67.9°F 70.0°F 67.8°F
Nov 19 67.6°F 69.9°F 67.6°F
Nov 20 67.6°F 69.3°F 67.5°F
Nov 21 67.1°F 68.8°F 67.1°F
Nov 22 67.0°F 68.9°F 66.9°F
Nov 23 66.6°F 68.6°F 66.8°F
Nov 24 66.9°F 68.2°F 66.6°F
Nov 25 66.6°F 67.5°F 66.3°F
Nov 26 66.5°F 67.4°F 66.1°F
Nov 27 66.2°F 66.9°F 65.9°F
Nov 28 66.0°F 66.4°F 65.7°F
Nov 29 65.6°F 65.6°F 65.3°F
Nov 30 65.5°F 65.7°F 65.2°F
Dec 1 65.3°F 65.5°F 65.0°F
Dec 2 65.1°F 65.3°F 64.8°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 Iwakuni by month

In Iwakuni, the months July through October offer comfortable swimming conditions, which amounts to 114 swimming days.
The warmest water in Iwakuni was recorded on August 9, 2024, reaching a 86.1°F. While the coldest temperature occurred on February 16, 2018, dipping to 48.6°F. The average readings by season are 56.7°F in Winter, 57.8°F in Spring, 76.4°F in Summer, and 73.7°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Hiroshima 65.6°F 21mi
Matsuyama 67.4°F 38mi
Saijō 66.2°F 58mi
Ōita 67.5°F 73mi
Beppu 67.7°F 74mi

* current water temperature in this city

** straight line distance from Iwakuni