June weather forecastNarashino, Japan
June
Weather in June
Sea temperature
In Narashino, Japan, the average seawater temperature in June is 20.9°C (69.6°F).Note: Most people do not enjoy swimming in water of 20.9°C (69.6°F). Breathing control becomes harder as the temperature descends from 21°C (69.8°F) to 15°C (59°F).
Daylight
June has the longest days of the year in Narashino, with an average of 14h and 30min of daylight.On the first day of June, sunrise is at 04:25 and sunset at 18:50. On the last day of the month, sunrise is at 04:27 and sunset at 18:59 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 Narashino, Japan, in June, the average water temperature is 20.9°C (69.6°F). For most, swimming in 20.9°C (69.6°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).
June has the longest days of the year in Narashino, with an average of 14h and 30min of daylight.
In June, the average day length in Narashino, Japan, is 14h and 32min.
On the first day of June in Narashino, Japan, sunrise is at 04:25 and sunset at 18:50. On the last day of the month, sunrise is at 04:27 and sunset at 18:59 JST.
Average sea temperature in June
Narashino, Japan
- Average sea temperature in June: 20.9°C
The best month for swimming (with the highest average sea temperature) is August (25.3°C).
The coldest month (with the lowest average sea temperature) is February (14.4°C).
Average daylight in June
Narashino, Japan
- Average daylight in June: 14h and 30min
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).





