April weather forecast
Kochi, Japan

April brings warmer days to Kochi, with temperatures reaching up to 20.8°C (69.4°F), indicating the transition to a warmer season. City life sees more rainfall and humid conditions, which adds vibrancy to the local flora. While daylight hours extend slightly from the previous month, the UV index continues to rise. The sea warms considerably, inviting beach and water enthusiasts to take advantage of the balmy conditions. The following months will prove even more suited to sun-seekers.

Temperature

The start of April in Kochi signals a slight increase in the average high-temperature, moving from a moderate 15.9°C (60.6°F) in March to an agreeable 20.8°C (69.4°F). Throughout April, Kochi's nights cool down to an average of 10.7°C (51.3°F).

Humidity

In Kochi, the average relative humidity in April is 64%.

Rainfall

In Kochi, Japan, in April, during 14.7 rainfall days, 244mm (9.61") of precipitation is typically accumulated. Throughout the year, in Kochi, there are 188.2 rainfall days, and 2548mm (100.31") of precipitation is accumulated.

Sea temperature

In Kochi, in April, the average water temperature is 18.4°C (65.1°F).
Note: Most people do not enjoy swimming in water that is 18.4°C (65.1°F). Breathing becomes increasingly challenging as the water temperature dips under 21°C (69.8°F).

Daylight

In Kochi, the average length of the day in April is 13h and 1min.
On the first day of April, sunrise is at 05:53 and sunset at 18:26. On the last day of the month, sunrise is at 05:18 and sunset at 18:48 JST.

Sunshine

The average sunshine in April in Kochi is 6.4h.

UV index

The average daily maximum UV index in April in Kochi, Japan, is 8. A UV Index reading of 8 to 10 represents a very high health hazard from exposure to the Sun's UV radiation for average individuals.
Note: The daily high UV index of 8 during April translates into the following recommendations:
Ensure you act responsibly. Without precautions, skin and eyes can suffer. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.