May weather forecastIchikawa, Japan
May
Weather in May
Sea temperature
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. Breathing becomes increasingly challenging as water temperature descends from 21°C (69.8°F) to 15°C (59°F).
Daylight
In May, the average length of the day in Ichikawa is 14h and 3min.On the first day of May in Ichikawa, sunrise is at 04:47 and sunset at 18:26. On the last day of the month, sunrise is at 04:25 and sunset at 18:50 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 May, the average sea temperature is 17.8°C (64°F). For most, swimming in 17.8°C (64°F) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 21°C (69.8°F) to 15°C (59°F).
The average day length in May in Ichikawa, Japan, is 14h and 3min.
In May, on the first day of the month, sunrise is at 04:47 and sunset at 18:26. On the last day of the month, in Ichikawa, sunrise is at 04:25 and sunset at 18:50 JST.
Average sea temperature in May
Ichikawa, Japan
- Average sea temperature in May: 17.8°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 May
Ichikawa, Japan
- Average daylight in May: 14h 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).





