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

85.7

°F

July 28, 08:20

Trend:

increasing

Yesterday:

85.4°F

Tomorrow:

85.8°F

Sunrise:

05:19

Sunset:

19:16

Day Length:

13 h. 57 min.

Iwakuni in August

Minimum:

55.3°F

Average:

56.7°F

Maximum:

58.1°F

Sea water temperature in Iwakuni today

As of now, in Iwakuni, the water temperature is 85.7°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 4.5°F higher than the average recorded on this particular day in recent years. Since yesterday, there was a slight increase in temperature. This indicates a warming trend over the past day. 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 is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 84.3°F on 2018, while the historical minimum was 78.6°F on 2016.

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 suggests a gradual increase. The average temperature is expected to rise up to 86.5°F, with minimum temperature starting at 85.8°F, while the maximum might reach 87.2°F.

Daily water temperature in Iwakuni

Date Current Year

actual* / forecast**

last year 10 years average
Jul 14 81.7°F 80.8°F 78.0°F
Jul 15 82.0°F 79.1°F 78.1°F
Jul 16 81.2°F 78.6°F 78.2°F
Jul 17 80.6°F 79.4°F 78.1°F
Jul 18 80.5°F 80.7°F 78.4°F
Jul 19 81.3°F 80.1°F 78.5°F
Jul 20 81.3°F 80.3°F 79.1°F
Jul 21 80.6°F 80.5°F 79.5°F
Jul 22 81.6°F 80.7°F 80.2°F
Jul 23 82.0°F 82.0°F 80.0°F
Jul 24 83.0°F 82.2°F 80.1°F
Jul 25 83.8°F 82.1°F 80.3°F
Jul 26 84.5°F 83.6°F 80.9°F
Jul 27 85.4°F 82.8°F 80.9°F
Jul 28 85.7°F 82.2°F 81.2°F
Jul 29 85.8°F 81.5°F 81.3°F
Jul 30 86.1°F 81.8°F 81.6°F
Jul 31 86.2°F 81.2°F 81.7°F
Aug 1 86.5°F 80.6°F 82.0°F
Aug 2 86.6°F 82.9°F 82.1°F
Aug 3 87.0°F 83.2°F 82.5°F
Aug 4 87.2°F 84.2°F 82.7°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, 57.9°F in Spring, 76.7°F in Summer, and 73.9°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Hiroshima 85.7°F 21mi
Matsuyama 81.1°F 38mi
Saijō 87.2°F 58mi
Ōita 84.9°F 73mi
Beppu 85.7°F 74mi

* current water temperature in this city

** straight line distance from Iwakuni