Climate and monthly weather forecastSaijo, Japan
Climate and monthly weather forecast
The best time to visit Saijo
The best months for a swim in Saijo, 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 Saijo, Japan, the average seawater temperature in January is 16.5°C (61.7°F). Note: In 16.5°C (61.7°F), swimming is not an enjoyable activity for most. Weather in January »Weather in February
February and March, with an average sea temperature of 15.8°C (60.4°F), are months with the coldest seawater in Saijo, Japan. Note: Swimming in water with a temperature of 15.8°C (60.4°F) is not a pleasurable experience for the majority. Weather in February »Weather in March
February and March, with an average sea temperature of 15.8°C (60.4°F), are months with the coldest seawater in Saijo, Japan. Note: The majority of individuals find swimming in 15.8°C (60.4°F) to be unenjoyable. Weather in March »Weather in April
In Saijo, Japan, the average seawater temperature in April is 17.4°C (63.3°F). Note: In water of 17.4°C (63.3°F), the majority of people do not enjoy swimming. Weather in April »Weather in May
In May, the average sea temperature in Saijo, Japan, is 20°C (68°F). Note: For the majority, swimming in water with a temperature of 20°C (68°F) is not enjoyable. Weather in May »Weather in June
In Saijo, Japan, in June, the average water temperature is 23.2°C (73.8°F). Note: Depending on a person's sensitivity to cold, with regards to sunshine, wind, and air temperature, a quick swim in 23.2°C (73.8°F) water may be enjoyable. Weather in June »Weather in July
The perfect water temperature of 26.2°C (79.2°F) makes July a great period for swimming and other water activities in Saijo, Japan. In Saijo, the average seawater temperature in July is 26.2°C (79.2°F). Note: For swimming, diving, and similar activities, the water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered delightful, allowing for extended periods of enjoyment without discomfort. Weather in July »Weather in August
The ideal sea water temperature of 27.5°C (81.5°F) makes August in Saijo, Japan, the best time for swimming and other water activities. The month with the warmest seawater is August, with an average sea temperature of 27.5°C (81.5°F). Note: Water temperature ranging from 25°C (77°F) to 29°C (84.2°F) is recognized as warm and pleasant by all, making water activities comfortable and delightful for long durations. Weather in August »Weather in September
The perfect water temperature of 26.6°C (79.9°F) makes September a great period for swimming and other water activities in Saijo, Japan. In September, the average sea temperature is 26.6°C (79.9°F). Note: Water temperature between 25°C (77°F) and 29°C (84.2°F) provides warmth and pleasure, making water activities enjoyable for lengthened periods without feeling uncomfortable. Weather in September »Weather in October
In Saijo, Japan, the average seawater temperature in October is 24.4°C (75.9°F). Note: Swimming in 24.4°C (75.9°F) waters may not appeal to those sensitive to cold. Weather in October »Weather in November
In November, the average sea temperature in Saijo, Japan, is 22.1°C (71.8°F). Note: A swim in 22.1°C (71.8°F) waters can be refreshing, especially when factoring in a person's cold tolerance, sunshine, wind, and the overall temperature. Weather in November »Weather in December
In Saijo, Japan, in December, the average water temperature is 19.2°C (66.6°F). Note: Swimming is not a pleasant activity for most individuals in 19.2°C (66.6°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
February and March, with an average sea temperature of 15.8°C (60.4°F), are months with the coldest seawater.
June has the longest days of the year, with an average of 14h and 24min of daylight.
August is the month with the warmest seawater in Saijo, Japan, with an average sea temperature of 27.5°C (81.5°F).
With an average of 9h and 54min of daylight, December has the shortest days of the year.
Saijo, Japan, does not observe Daylight Saving Time (DST). JST timezone is used over the entire year.
Average sea temperature
Saijo, Japan
The best month for swimming (with the highest average sea temperature) is August (27.5°C).
The coldest months (with the lowest average sea temperature) are February and March (15.8°C).
Average daylight
Saijo, Japan
- Average daylight in January:
10h and 12min - Average daylight in February:
11h and 0min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 0min - Average daylight in May:
13h and 54min - 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).





