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 22.81°C. Swimming in water of this temperature is seen as relatively warm and enjoyable for some individuals, although many might find it slightly too cool.

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.

73.1

°F

June 29, 13:46

Trend:

stable

Yesterday:

73.1°F

Tomorrow:

73.3°F

Sunrise:

04:27

Sunset:

19:00

Day Length:

14 h. 33 min.

Honchō in July

Minimum:

50.8°F

Average:

53.4°F

Maximum:

58.2°F

Sea water temperature in Honchō today

As of now, in Honchō, the water temperature is 73.1°F. Swimming in water of this temperature is seen as relatively warm and enjoyable for some individuals, although many might find it slightly too cool. Today's reading is 2.6°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

The water temperature today is above average for the last two weeks, showing a small increase in temperature. It is also close to the historical minimum temperature for this date. The maximum temperature recorded for this date was 79.4°F on 2025, while the historical minimum was 72.0°F on 2016.

latest data

last year

The water temperature over the last two weeks displayed soome variability. While the two week average stayed close to the historical average, there were some days when the temperature was close to the minimum recorded over the past years. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 74.4°F, with minimum temperature starting at 73.3°F, while the maximum might reach 75.2°F.

Daily water temperature in Honchō

Date	Current Year actual* / forecast**	last year	10 years average
Jun 15	71.2°F	70.5°F	71.9°F
Jun 16	71.3°F	74.8°F	72.9°F
Jun 17	71.3°F	76.2°F	72.9°F
Jun 18	71.2°F	78.2°F	73.4°F
Jun 19	72.9°F	80.5°F	73.7°F
Jun 20	72.6°F	79.1°F	73.5°F
Jun 21	73.2°F	79.7°F	73.6°F
Jun 22	73.0°F	79.7°F	73.4°F
Jun 23	73.1°F	77.8°F	73.3°F
Jun 24	73.0°F	79.3°F	73.6°F
Jun 25	73.5°F	78.5°F	73.7°F
Jun 26	72.6°F	78.9°F	74.6°F
Jun 27	72.2°F	79.4°F	74.6°F
Jun 28	73.1°F	79.9°F	75.7°F
Jun 29	73.1°F	79.4°F	75.7°F
Jun 30	73.3°F	80.6°F	75.9°F
Jul 1	73.8°F	80.5°F	76.5°F
Jul 2	74.2°F	79.7°F	76.9°F
Jul 3	74.7°F	82.7°F	77.3°F
Jul 4	74.8°F	80.4°F	77.4°F
Jul 5	74.9°F	81.1°F	77.6°F
Jul 6	75.2°F	81.0°F	77.9°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 111 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, 60.4°F in Spring, 78.4°F in Summer, and 71.7°F in Autumn.

Popular neighboring cities and resorts

City	Water temperature*	Distance**
Matsudo	73.1°F	7mi
Chiba	72.2°F	10mi
Ichihara	72.2°F	14mi
Tokyo	73.1°F	17mi
Kawasaki	73.1°F	20mi
Kisarazu	72.6°F	22mi
Kimitsu	72.7°F	25mi
Yokohama	72.8°F	26mi
Futtsu	72.6°F	29mi
Yokosuka	72.9°F	34mi

* current water temperature in this city

** straight line distance from Honchō