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 22.42°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.

72.4

°F

October 27, 23:36

Trend:

decreasing

Yesterday:

72.7°F

Tomorrow:

72.3°F

Sunrise:

05:57

Sunset:

16:51

Day Length:

10 h. 54 min.

Honchō in November

Minimum:

49.4°F

Average:

52.8°F

Maximum:

57.9°F

Sea water temperature in Honchō today

As of now, in Honchō, the water temperature is 72.4°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 3.8°F higher 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 stay about the same.

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 maximum temperature for this date. The maximum temperature recorded for this date was 70.5°F on 2025, while the historical minimum was 65.8°F on 2021.

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 histoorical minimum and others when it was close to the historical maximum. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 71.7°F, the minimum temperature may reach 70.8°F, and the maximum might stay at 72.3°F.

Daily water temperature in Honchō

Date	Current Year actual* / forecast**	last year	10 years average
Oct 13	71.2°F	71.7°F	72.2°F
Oct 14	70.8°F	70.5°F	71.9°F
Oct 15	71.0°F	70.6°F	71.7°F
Oct 16	71.0°F	70.5°F	71.3°F
Oct 17	71.1°F	70.0°F	71.1°F
Oct 18	70.6°F	69.4°F	70.4°F
Oct 19	71.2°F	70.1°F	70.4°F
Oct 20	71.9°F	71.0°F	70.3°F
Oct 21	72.6°F	71.0°F	70.3°F
Oct 22	73.4°F	71.0°F	70.2°F
Oct 23	72.7°F	70.9°F	69.8°F
Oct 24	72.3°F	70.8°F	69.5°F
Oct 25	72.7°F	70.6°F	69.5°F
Oct 26	72.7°F	70.4°F	69.2°F
Oct 27	72.4°F	70.5°F	68.6°F
Oct 28	72.3°F	70.5°F	68.5°F
Oct 29	72.3°F	70.4°F	68.5°F
Oct 30	72.2°F	70.4°F	68.4°F
Oct 31	71.9°F	70.3°F	68.1°F
Nov 1	71.4°F	69.4°F	67.7°F
Nov 2	71.1°F	65.6°F	67.3°F
Nov 3	70.8°F	65.0°F	67.0°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 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	72.4°F	7mi
Chiba	72.2°F	10mi
Ichihara	72.2°F	14mi
Tokyo	73.0°F	17mi
Kawasaki	73.1°F	20mi
Kisarazu	72.6°F	22mi
Kimitsu	72.7°F	25mi
Yokohama	73.6°F	26mi
Futtsu	73.1°F	29mi
Yokosuka	73.8°F	34mi

* current water temperature in this city

** straight line distance from Honchō