April weather forecastIchikawa, Japan
April
Weather in April
Sea temperature
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).
Daylight
In April, the average length of the day in Ichikawa is 13h and 6min.On the first day of the month, sunrise is at 05:26 and sunset at 18:01. On the last day of April, sunrise is at 04:48 and sunset at 18:26 JST.
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
In April, the average sea temperature in Ichikawa, Japan, is 15.8°C (60.4°F). Swimming in 15.8°C (60.4°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F).
In Ichikawa, the average day length in April is 13h and 6min.
On the first day of April, sunrise is at 05:26 and sunset at 18:01. On the last day of the month, sunrise is at 04:48 and sunset at 18:26 JST.
Average sea temperature in April
Ichikawa, Japan
- Average sea temperature in April: 15.8°C
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 in April
Ichikawa, Japan
- Average daylight in April: 13h and 6min
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).





