What is the current water temperature in Honchō?

Q: What is the current water temperature in Honchō?

As of now, in Honchō, the water temperature is 9.93°C. 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.

Japan > Honchō

Water temperature in Honchō

Detailed information about the current water temperature in Honchō. 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.

49.9

°F

March 16, 15:17

Trend:

stable

Yesterday:

50.0°F

Tomorrow:

50.6°F

Sunrise:

05:51

Sunset:

17:48

Day Length:

11 h. 57 min.

Honchō in March

Minimum:

50.6°F

Average:

53.7°F

Maximum:

58.9°F

Sea water temperature in Honchō today

As of now, in Honchō, the water temperature is 49.9°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 3.9°F lower 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 rise 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 minimum temperature for this date. The maximum temperature recorded for this date was 56.5°F on 2016, while the historical minimum was 52.2°F on 2019.

latest data

last year

Over the past two weeks, the water temperature has closely aligned with historical averages for those days. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 51.0°F, with minimum temperature starting at 50.6°F, while the maximum might reach 51.7°F.

Daily water temperature in Honchō

Date	Current Year actual* / forecast**	last year	10 years average
Mar 2	53.1°F	51.5°F	51.4°F
Mar 3	54.8°F	52.0°F	52.0°F
Mar 4	54.9°F	52.7°F	52.3°F
Mar 5	54.5°F	53.4°F	52.8°F
Mar 6	53.0°F	54.0°F	52.9°F
Mar 7	54.0°F	51.2°F	53.0°F
Mar 8	53.9°F	51.5°F	53.4°F
Mar 9	53.8°F	52.0°F	53.1°F
Mar 10	53.8°F	52.4°F	53.1°F
Mar 11	53.0°F	52.9°F	52.8°F
Mar 12	53.4°F	53.3°F	52.9°F
Mar 13	53.6°F	53.7°F	53.6°F
Mar 14	52.4°F	54.2°F	54.0°F
Mar 15	50.0°F	52.2°F	53.9°F
Mar 16	49.9°F	52.6°F	53.8°F
Mar 17	50.6°F	54.5°F	54.6°F
Mar 18	50.7°F	55.2°F	54.6°F
Mar 19	50.6°F	55.8°F	54.6°F
Mar 20	50.8°F	56.2°F	54.8°F
Mar 21	50.9°F	56.2°F	54.8°F
Mar 22	51.5°F	53.9°F	55.4°F
Mar 23	51.7°F	55.3°F	55.6°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 Honchō by month

In Honchō, the months July through September offer comfortable swimming conditions, which amounts to 113 swimming days.

The warmest water in Honchō was recorded on July 30, 2024, reaching a 88.7°F. While the coldest temperature occurred on February 3, 2026, dipping to 45.8°F. The average readings by season are 53.9°F in Winter, 60.3°F in Spring, 78.4°F in Summer, and 71.7°F in Autumn.

Popular neighboring cities and resorts

City	Water temperature*	Distance**
Matsudo	49.9°F	7mi
Chiba	56.0°F	10mi
Ichihara	57.7°F	14mi
Tokyo	53.2°F	17mi
Kawasaki	55.2°F	20mi
Kisarazu	55.5°F	22mi
Kimitsu	55.6°F	25mi
Yokohama	55.8°F	26mi
Futtsu	55.8°F	29mi
Yokosuka	54.9°F	34mi

* current water temperature in this city

** straight line distance from Honchō