Water temperature in Toyohashi in January

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Is it warm enough to swim in Toyohashi in January? Average water temperature in Toyohashi in January is 15.6°C and therefore is not suitable for comfortable swimming. The warmest sea in Toyohashi in January is 18.7°C, and the coldest is 12.6°C. To find out the sea temperature today and in the coming days, go to Current sea temperature in Toyohashi

Changes water temperature in Toyohashi in January 2025, 2024

To get an accurate forecast for the water temperature in Toyohashi for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Toyohashi, the selected years in the table also show the values of the maximum and minimum temperatures on each of the days of January.

Sea temperature

Tides

Weather forecast

You can choose any other years:

Day	2025	2024	Min	Max
1 January	17.3°C	16.4°C	14.1°C	18.7°C
2 January	17.1°C	16.7°C	14.5°C	18°C
3 January	16.9°C	17.2°C	13.7°C	17.7°C
4 January	16.9°C	16.8°C	14.8°C	17.8°C
5 January	16.8°C	16.9°C	14.8°C	17.7°C
6 January	17.6°C	16.7°C	14.9°C	17.7°C
7 January	16.7°C	16.8°C	14.6°C	17.9°C
8 January	16.6°C	16.2°C	14°C	17.5°C
9 January	16.4°C	16°C	14.1°C	16.9°C
10 January	16.7°C	15.9°C	13.9°C	17.1°C
11 January	17.2°C	16.6°C	13.6°C	17.2°C
12 January	16.5°C	17.5°C	13.8°C	17.5°C
13 January	16.2°C	17.5°C	14°C	17.5°C
14 January	16.4°C	17°C	14°C	17°C
15 January	16.3°C	16.5°C	13°C	17.4°C

Day	2025	2024	Min	Max
16 January	16°C	16.3°C	13.3°C	17.2°C
17 January	15.4°C	16.4°C	13.4°C	16.9°C
18 January	15.4°C	16.3°C	13.7°C	16.7°C
19 January	15.5°C	16.5°C	13°C	16.9°C
20 January	16.7°C	16.5°C	13.3°C	17.1°C
21 January	17.2°C	18.1°C	13.4°C	18.1°C
22 January	17.4°C	17.8°C	13.1°C	17.8°C
23 January	16.8°C	18.1°C	13.1°C	18.1°C
24 January	16.6°C	17.8°C	13.2°C	17.8°C
25 January	16.8°C	16.8°C	12.9°C	17.9°C
26 January	17.1°C	15.9°C	12.6°C	17.7°C
27 January	16.9°C	15.8°C	13.3°C	17.4°C
28 January	16.6°C	15.6°C	12.9°C	17.8°C
29 January	15.9°C	15.5°C	13.2°C	17.2°C
30 January	15.8°C	15.4°C	13.6°C	17.4°C
31 January	15.4°C	15.3°C	13.7°C	17.2°C

Average water temperature in Toyohashi in January over a decade

2016	2017	2018	2019	2020
16°C	15.6°C	15.6°C	16.6°C	17.1°C

2021	2022	2023	2024	2025
16.2°C	15.6°C	15.7°C	16.6°C	16.5°C

Toyohashi sea state in January

Chart comparing the height of waves in Toyohashi in January over the past years. The red line indicates the height of the waves when swimming in the sea is prohibited. To view the current sea conditions, click on the graph.

Toyohashi water temperature during other months:

You can also view information about water temperature for other months by clicking on the month button below

Temperature in neighboring cities

The nearest locations with the average water temperature in January. In addition, the maximum and minimum water temperatures for that month, recorded over the last decade, are shown

	Avr	Min	Max
Kosai Shi	15.7°C	12.8°C	18.9°C
Hamamatsu	16°C	12.5°C	19.2°C
Hekinan	13.4°C	8.5°C	17.8°C
Handa	13.5°C	8.9°C	17.7°C
Toba	14.5°C	10°C	17.7°C
Oyama	15.9°C	12.9°C	19.1°C
Nagoya	13.1°C	8.6°C	17.3°C
Kuwana	13.3°C	9.1°C	17.2°C
Suzuka	12.9°C	8.1°C	17.4°C
Yokkaichi	12.9°C	8.1°C	17.4°C

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Our report for Toyohashi is compiled using satellite data together with in-situ observations to get the most reliable daily data of sea surface temperatures, surf forecasts, current temperatures and weather forecasts.

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Date (day and month)

Water temperature: min 16°C

Average temperature Maximum temperature