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Contents
- The best time to visit Ichikawa
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average sea temperature
- Average daylight
Climate and monthly weather forecast
The best time to visit Ichikawa
The best months for a swim in Ichikawa, Japan, are August and September, with a perfect temperature - varying between 25°C (77°F) and 29°C (84.2°F), and scarce rainfall.
Weather in January
In Ichikawa, Japan, in January, the average water temperature is 15.7°C (60.3°F). Note: In 15.7°C (60.3°F), swimming is not an enjoyable activity for most. Weather in January »
Weather in February
The month with the coldest seawater in Ichikawa, Japan, is February, with an average sea temperature of 14°C (57.2°F). Note: It is life-risking to swim in 14°C (57.2°F). Weather in February »
Weather in March
In Ichikawa, Japan, the average seawater temperature in March is 14.3°C (57.7°F). Note: Unprotected swimming in 14.3°C (57.7°F) is dangerous due to potential cold shock. Weather in March »
Weather in April
In April, the average sea temperature in Ichikawa, Japan, is 15.8°C (60.4°F). Note: The majority find it unenjoyable to swim in 15.8°C (60.4°F). Breathing becomes tougher as the water temperature descends under 21°C (69.8°F). Weather in April »
Weather in May
In Ichikawa, Japan, in May, the average water temperature is 17.8°C (64°F). Note: Swimming in 17.8°C (64°F) is not a pleasurable activity for the majority of people. Weather in May »
Weather in June
In Ichikawa, Japan, the average seawater temperature in June is 20.8°C (69.4°F). Note: Swimming in 20.8°C (69.4°F) does not offer a pleasant experience for most individuals. Weather in June »
Weather in July
In Ichikawa, Japan, the average seawater temperature in July is 24.2°C (75.6°F). Note: When considering a person's aversion to cold, factors like sunshine, wind, and atmospheric temperature are key. Weather in July »
Weather in August
An excellent water temperature of 25.7°C (78.3°F) makes August in Ichikawa, Japan, a prime for swimming and other water activities. The month with the warmest seawater is August, with an average sea temperature of 25.7°C (78.3°F). Note: Temperatures between 25°C (77°F) and 29°C (84.2°F) in water are ideal for swimming, diving, and other activities, providing enjoyment and comfort for extended durations. Weather in August »
Weather in September
The perfect water temperature of 25.3°C (77.5°F) makes September a great period for swimming and other water activities in Ichikawa, Japan. In Ichikawa, the average seawater temperature in September is 25.3°C (77.5°F). Note: Swimming, diving, and other water endeavors at temperatures between 25°C (77°F) and 29°C (84.2°F) are considered enjoyable and satisfying for extended periods without discomfort. Weather in September »
Weather in October
In Ichikawa, Japan, in October, the average water temperature is 22.2°C (72°F). Note: Every individual's cold threshold differs, but factors like today's sunshine, wind, and temperature can tip the scales for a delightful swim in 22.2°C (72°F) waters. Weather in October »
Weather in November
In Ichikawa, Japan, in November, the average water temperature is 20°C (68°F). Note: Swimming is not a pleasant activity for most individuals in 20°C (68°F). Weather in November »
Weather in December
In Ichikawa, Japan, in December, the average water temperature is 17.3°C (63.1°F). Note: Swimming in water of 17.3°C (63.1°F) is not enjoyable for the majority of individuals. 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
When is the sea coldest in Ichikawa?
With an average sea temperature of 14°C (57.2°F), February is the month with the coldest seawater in Ichikawa, Japan.
When are the longest days in Ichikawa?
With an average of 14h and 30min of daylight, June has the longest days of the year.
What month is the sea warmest in Ichikawa?
With an average sea temperature of 25.7°C (78.3°F), August is the month with the warmest seawater.
What is the month with the shortest days in Ichikawa?
With an average of 9h and 48min of daylight, December has the shortest days of the year.
Is there Daylight Saving Time (DST) in Ichikawa?
Ichikawa does not utilize Daylight Saving Time (DST). JST timezone is used over the entire year.
Average sea temperature
Ichikawa, Japan
The best month for swimming (with the highest average sea temperature) is August (25.7°C).
The coldest month (with the lowest average sea temperature) is February (14°C).
Average daylight
Ichikawa, Japan
- Average daylight in January:
10h and 1min - Average daylight in February:
10h and 5min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 1min - Average daylight in May:
14h and 1min - Average daylight in June:
14h and 3min
- Average daylight in July:
14h and 2min - Average daylight in August:
13h and 3min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 2min - Average daylight in November:
10h and 2min - Average daylight in December:
9h and 5min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
