March weather forecast
Kochi, Japan

Weather in March presents a substantial increase in temperatures, signaling the arrival of spring in Kochi, Japan. The city's rainfall peaks up to 190mm (7.48"), with relative humidity also on the rise, suggesting some umbrella days might be in order. Although sunshine hours remain consistent, the UV index increases, indicating stronger sunlight and a need for sun protection during outdoor activities. The sea slowly warms up, becoming more agreeable for water-based activities. Comparatively cooler than the ensuing months, March provides a balance between the cold start and impending heat.

Temperature

As February transitions into March, a subtle temperature shift is observed, with average highs adjusting from a cool 12.9°C (55.2°F) to a mild 15.9°C (60.6°F). During March, the temperature is averaged to a low of 6°C (42.8°F) at night.

Humidity

In March, the average relative humidity is 62%.

Rainfall

In Kochi, during March, the rain falls for 16.5 days and regularly aggregates up to 190mm (7.48") of precipitation. Throughout the year, there are 188.2 rainfall days, and 2548mm (100.31") of precipitation is accumulated.

Sea temperature

February and March, with an average sea temperature of 16.9°C (62.4°F), are months with the coldest seawater in Kochi.
Note: Swimming is not a pleasant activity for most when the water temperature is 16.9°C (62.4°F). As the water temperature drops from 21°C (69.8°F) to 15°C (59°F), breathing becomes more difficult to control.

Daylight

In Kochi, the average length of the day in March is 11h and 59min.
On the first day of the month, sunrise is at 06:33 and sunset at 18:02. On the last day of March, sunrise is at 05:54 and sunset at 18:25 JST.

Sunshine

The average sunshine in March in Kochi is 5.9h.

UV index

The average daily maximum UV index in March in Kochi, Japan, is 6. A UV Index of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The maximum UV index of 6 during March translates into these guidelines:
Sidestep overexposure. Individuals with fair complexions risk burning in fewer than 20 minutes. Limit your direct sun exposure, especially between 10 a.m. and 4 p.m., when UV radiation is strongest. Shade structures might not provide complete sun protection. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.