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

68.8

°F

November 21, 22:09

Trend:

decreasing

Yesterday:

69.3°F

Tomorrow:

68.6°F

Sunrise:

06:50

Sunset:

17:04

Day Length:

10 h. 14 min.

Iwakuni in November

Minimum:

54.5°F

Average:

55.9°F

Maximum:

57.2°F

Sea water temperature in Iwakuni today

As of now, in Iwakuni, the water temperature is 68.8°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 2.1°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 67.9°F on 2019, while the historical minimum was 65.2°F on 2014.

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 68.1°F, the minimum temperature may reach 67.6°F, and the maximum might stay at 68.6°F.

Daily water temperature in Iwakuni

Date Current Year

actual* / forecast**

last year 10 years average
Nov 7 71.5°F 71.7°F 69.7°F
Nov 8 71.5°F 71.2°F 69.5°F
Nov 9 71.3°F 71.0°F 69.3°F
Nov 10 71.0°F 70.6°F 69.0°F
Nov 11 70.9°F 70.8°F 68.9°F
Nov 12 70.4°F 70.3°F 68.5°F
Nov 13 70.3°F 70.1°F 68.3°F
Nov 14 70.2°F 69.7°F 68.3°F
Nov 15 70.1°F 69.2°F 68.2°F
Nov 16 69.7°F 69.5°F 68.0°F
Nov 17 69.9°F 68.7°F 67.7°F
Nov 18 70.0°F 68.8°F 67.6°F
Nov 19 69.9°F 68.5°F 67.4°F
Nov 20 69.3°F 68.2°F 67.2°F
Nov 21 68.8°F 67.9°F 66.7°F
Nov 22 68.6°F 67.5°F 66.6°F
Nov 23 68.5°F 67.6°F 66.4°F
Nov 24 68.4°F 67.1°F 66.3°F
Nov 25 68.1°F 67.0°F 66.0°F
Nov 26 68.0°F 66.7°F 65.9°F
Nov 27 67.8°F 66.3°F 65.7°F
Nov 28 67.6°F 66.4°F 65.5°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 110 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 56.6°F in Winter, 57.8°F in Spring, 76.0°F in Summer, and 73.3°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Hiroshima 68.6°F 21mi
Matsuyama 69.6°F 38mi
Saijō 67.1°F 58mi
Ōita 70.4°F 73mi
Beppu 70.1°F 74mi

* current water temperature in this city

** straight line distance from Iwakuni