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

83.2

°F

August 5, 19:10

Trend:

stable

Yesterday:

84.2°F

Tomorrow:

83.2°F

Sunrise:

05:24

Sunset:

19:09

Day Length:

13 h. 45 min.

Iwakuni in August

Minimum:

54.9°F

Average:

56.6°F

Maximum:

58.1°F

Sea water temperature in Iwakuni today

As of now, in Iwakuni, the water temperature is 83.2°F. Swimming in water of this temperature is considered highly warm and would be enjoyable for everyone. At this temperature, you can comfortably engage in water-based activities for extended periods without experiencing discomfort. Today's reading is 0.7°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 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 86.0°F on 2024, while the historical minimum was 80.0°F on 2015.

Over the last two weeks, the water temperature has stayed slightly above than historical averages for those days. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 83.1°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Iwakuni

Date Current Year

actual* / forecast**

last year 10 years average
Jul 22 80.7°F 81.6°F 79.6°F
Jul 23 82.0°F 81.3°F 79.4°F
Jul 24 82.2°F 81.4°F 79.4°F
Jul 25 82.1°F 81.3°F 79.5°F
Jul 26 83.6°F 82.0°F 80.1°F
Jul 27 82.8°F 81.7°F 80.5°F
Jul 28 82.2°F 82.2°F 80.8°F
Jul 29 81.5°F 82.9°F 80.9°F
Jul 30 81.8°F 83.6°F 81.3°F
Jul 31 81.2°F 84.1°F 81.5°F
Aug 1 80.6°F 84.4°F 81.8°F
Aug 2 82.9°F 85.1°F 82.0°F
Aug 3 83.2°F 85.6°F 82.3°F
Aug 4 84.2°F 85.2°F 82.4°F
Aug 5 83.2°F 86.0°F 82.5°F
Aug 6 83.2°F 85.7°F 82.5°F
Aug 7 83.4°F 85.5°F 82.8°F
Aug 8 83.7°F 85.3°F 83.0°F
Aug 9 83.6°F 86.1°F 83.0°F
Aug 10 82.8°F 85.2°F 82.1°F
Aug 11 82.4°F 84.8°F 81.8°F
Aug 12 82.5°F 84.9°F 81.8°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 113 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 73.5°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Hiroshima 81.8°F 21mi
Matsuyama 79.6°F 38mi
Saijō 83.9°F 58mi
Ōita 83.5°F 73mi
Beppu 82.8°F 74mi

* current water temperature in this city

** straight line distance from Iwakuni