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

78.0

°F

July 1, 02:32

Trend:

increasing

Yesterday:

77.4°F

Tomorrow:

78.1°F

Sunrise:

05:03

Sunset:

19:27

Day Length:

14 h. 24 min.

Iwakuni in July

Minimum:

55.3°F

Average:

56.9°F

Maximum:

58.9°F

Sea water temperature in Iwakuni today

As of now, in Iwakuni, the water temperature is 78.0°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 4.3°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 75.7°F on 2022, while the historical minimum was 70.9°F on 2015.

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 79.6°F, with minimum temperature starting at 78.1°F, while the maximum might reach 80.3°F.

Daily water temperature in Iwakuni

Date Current Year

actual* / forecast**

last year 10 years average
Jun 17 70.6°F 72.9°F 70.4°F
Jun 18 71.1°F 72.9°F 70.5°F
Jun 19 72.2°F 72.2°F 70.8°F
Jun 20 72.5°F 72.2°F 71.0°F
Jun 21 72.7°F 72.2°F 71.3°F
Jun 22 73.9°F 73.6°F 71.8°F
Jun 23 73.7°F 73.3°F 71.9°F
Jun 24 73.4°F 73.0°F 72.1°F
Jun 25 73.2°F 72.8°F 72.1°F
Jun 26 74.9°F 72.8°F 72.3°F
Jun 27 74.4°F 72.6°F 72.1°F
Jun 28 73.0°F 72.4°F 72.2°F
Jun 29 75.8°F 72.4°F 72.7°F
Jun 30 77.4°F 73.0°F 73.1°F
Jul 1 78.0°F 73.4°F 73.7°F
Jul 2 78.1°F 74.1°F 73.8°F
Jul 3 79.1°F 76.7°F 74.8°F
Jul 4 79.4°F 75.0°F 75.1°F
Jul 5 79.7°F 75.4°F 75.4°F
Jul 6 80.2°F 77.4°F 75.9°F
Jul 7 80.3°F 78.6°F 76.0°F
Jul 8 80.3°F 79.7°F 76.0°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 112 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, 76.2°F in Summer, and 73.5°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Hiroshima 79.3°F 21mi
Matsuyama 72.7°F 38mi
Saijō 81.0°F 58mi
Ōita 77.2°F 73mi
Beppu 80.0°F 74mi

* current water temperature in this city

** straight line distance from Iwakuni