All data are in degrees Fahrenheit

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Water temperature in Hiroshima

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

53.0

°F

February 14, 17:46

Trend:

decreasing

Yesterday:

53.3°F

Tomorrow:

52.6°F

Sunrise:

06:57

Sunset:

17:52

Day Length:

10 h. 55 min.

Hiroshima in February

Minimum:

56.8°F

Average:

58.5°F

Maximum:

59.7°F

Sea water temperature in Hiroshima today

As of now, in Hiroshima, the water temperature is 53.0°F. Swimming in water of this temperature is considered as extremely cold, and there's a substantial risk of hypothermia if exposed for more than a brief duration. Today's reading is about the same as 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 slightly lower than the average registered over the last two weeks, indicating a slight cooling trend. It also aligns closely with the historical average temperature for this date, indicating a typical climate pattern. The maximum temperature recorded for this date was 55.0°F on 2020, while the historical minimum was 50.2°F on 2018.

Over the past two weeks, the water temperature has closely aligned with historical averages for those days. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 52.8°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Hiroshima

Date Current Year

actual* / forecast**

last year 10 years average
Jan 31 54.2°F 52.8°F 53.9°F
Feb 1 53.6°F 52.9°F 53.8°F
Feb 2 53.5°F 53.2°F 53.7°F
Feb 3 53.2°F 53.5°F 53.9°F
Feb 4 52.9°F 53.8°F 53.8°F
Feb 5 53.2°F 53.9°F 53.9°F
Feb 6 53.3°F 54.0°F 53.8°F
Feb 7 53.6°F 54.0°F 53.7°F
Feb 8 53.5°F 54.2°F 53.9°F
Feb 9 53.4°F 54.1°F 53.9°F
Feb 10 52.9°F 53.4°F 53.7°F
Feb 11 53.1°F 53.4°F 53.4°F
Feb 12 53.1°F 51.4°F 53.2°F
Feb 13 53.3°F 51.6°F 53.1°F
Feb 14 53.0°F 51.8°F 52.8°F
Feb 15 52.6°F 50.4°F 52.5°F
Feb 16 52.9°F 50.8°F 52.8°F
Feb 17 52.7°F 50.1°F 52.6°F
Feb 18 52.6°F 50.4°F 52.5°F
Feb 19 53.0°F 52.0°F 52.8°F
Feb 20 52.9°F 52.0°F 52.7°F
Feb 21 52.9°F 51.7°F 52.8°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 Hiroshima by month

In Hiroshima, the months July through October offer comfortable swimming conditions, which amounts to 114 swimming days.
The warmest water in Hiroshima was recorded on August 3, 2024, reaching a 86.4°F. While the coldest temperature occurred on February 20, 2018, dipping to 49.3°F. The average readings by season are 56.9°F in Winter, 58.1°F in Spring, 76.8°F in Summer, and 73.8°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Iwakuni 51.8°F 21mi
Matsuyama 52.9°F 43mi
Fukuyama 50.4°F 53mi
Saijō 52.6°F 54mi
Niihama 51.3°F 58mi

* current water temperature in this city

** straight line distance from Hiroshima