Climate and monthly weather forecastTamano, Japan
Climate and monthly weather forecast
The best time to visit Tamano
The best months for a swim in Tamano, Japan, are July through September, with a perfect temperature - varying between 25°C (77°F) and 29°C (84.2°F), and scarce rainfall.Weather in January
In Tamano, Japan, in January, the average water temperature is 15.5°C (59.9°F). Note: In 15.5°C (59.9°F), swimming is not an enjoyable activity for most. Weather in January »Weather in February
February is the month with the coldest seawater in Tamano, Japan, with an average sea temperature of 14.5°C (58.1°F). Note: In 14.5°C (58.1°F), even brief exposure to 13°C (55.4°F) feels biting, and anything less than 10°C (50°F) risks cold shock and impaired breathing, considering one's health. Weather in February »Weather in March
In Tamano, Japan, the average seawater temperature in March is 14.8°C (58.6°F). Note: Taking a dip in 14.8°C (58.6°F) can be perilous. Submersion in temperatures under 10°C (50°F) triggers severe cold shock accompanied by hyperventilation. Weather in March »Weather in April
In April, the average sea temperature in Tamano, Japan, is 16.1°C (61°F). Note: In water with a temperature of 16.1°C (61°F), swimming is not a joy for most people. Weather in April »Weather in May
In Tamano, Japan, in May, the average water temperature is 18.8°C (65.8°F). Note: Swimming in water at 18.8°C (65.8°F) is not a pleasing experience for the majority. Weather in May »Weather in June
In Tamano, Japan, the average seawater temperature in June is 22.7°C (72.9°F). Note: Swimming in 22.7°C (72.9°F) waters may not appeal to those sensitive to cold. Weather in June »Weather in July
An excellent water temperature of 25.8°C (78.4°F) makes July in Tamano, Japan, a prime for swimming and other water activities. In Tamano, the average seawater temperature in July is 25.8°C (78.4°F). Note: Surface water temperatures between 25°C (77°F) and 29°C (84.2°F) offer outstanding conditions for any water activity, providing extreme pleasure for extended periods. Weather in July »Weather in August
The ideal sea water temperature of 27.3°C (81.1°F) makes August in Tamano, Japan, the best time for swimming and other water activities. August is the month with the warmest seawater, with an average sea temperature of 27.3°C (81.1°F). Note: Between 25°C (77°F) and 29°C (84.2°F), water temperature is typically considered very warm and pleasurable by everyone. Weather in August »Weather in September
The ideal sea water temperature of 26.3°C (79.3°F) makes September in Tamano, Japan, the best time for swimming and other water activities. In Tamano, the average seawater temperature in September is 26.3°C (79.3°F). Note: Water temperatures between 25°C (77°F) and 29°C (84.2°F) are ideal for swimming, diving, and other activities, ensuring comfort and enjoyment for lengthened periods. Weather in September »Weather in October
In October, the average sea temperature in Tamano, Japan, is 23.8°C (74.8°F). Note: Swimming in 23.8°C (74.8°F) can be enjoyable or not, depending on how you feel about the cold and conditions such as sunshine, wind, and the day's temperature. Weather in October »Weather in November
In Tamano, Japan, the average seawater temperature in November is 21.3°C (70.3°F). Note: Swimming in water that is 21.3°C (70.3°F) is not enjoyable for most. Weather in November »Weather in December
In Tamano, Japan, the average seawater temperature in December is 18.3°C (64.9°F). Note: The majority find it unenjoyable to swim in 18.3°C (64.9°F). Weather in December »Updated: Jan 31, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
With an average sea temperature of 14.5°C (58.1°F), February is the month with the coldest seawater in Tamano, Japan.
With an average of 14h and 24min of daylight, June has the longest days of the year.
With an average sea temperature of 27.3°C (81.1°F), August is the month with the warmest seawater in Tamano, Japan.
The month with the shortest days is December, with an average of 9h and 54min of daylight.
Tamano, Japan, does not observe Daylight Saving Time (DST). JST timezone is used throughout the entire year.
Average sea temperature
Tamano, Japan
The best month for swimming (with the highest average sea temperature) is August (27.3°C).
The coldest month (with the lowest average sea temperature) is February (14.5°C).
Average daylight
Tamano, Japan
- Average daylight in January:
10h and 6min - Average daylight in February:
10h and 54min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 6min - Average daylight in May:
14h and 0min - Average daylight in June:
14h and 24min
- Average daylight in July:
14h and 12min - Average daylight in August:
13h and 24min - Average daylight in September:
12h and 24min - Average daylight in October:
11h and 18min - Average daylight in November:
10h and 24min - Average daylight in December:
9h and 54min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).





