Annual average weather for Kochi Prefecture, Japan

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Annual Average Weather for Kochi Prefecture, Japan

The annual average maximum daily temperature is 20.9°C (69.5°F) which is warm and makes sunbathing pleasant on clear days. The annual average water temperature is typically 21.8°C (71.2°F) which is comfortable for swimming though some may prefer warmer water. Annually there are on average 10.4 days of rain per month and 8.2 hours of sun per day.

When is the best time to visit Kochi Prefecture?

The best months to visit Kochi Prefecture are for the best beach weather, the most sunshine and optimal sunbathing and swimming conditions with the least chance of rain.

The weather is perfect for sunbathing in the months from July to September when the maximum temperature reaches above 26°C (72°F)

The sea is best for swimming between June and November when the sea temperature is above the average 22°C (71°F) which is comfortable for swimming though some may prefer warmer water.

Can you sunbathe in Kochi Prefecture year round?

No, you can't sunbathe in Kochi Prefecture all year round. Some months are too cold for sunbathing, however you might enjoy other beach activities such as taking a walk, going hiking along trails or just enjoying the scenery.

The weather is best for sunbathing in the months from July to September when the maximum temperature reaches above 26°C (72°F)

More info about the annual temperatures and sunshine.

Can you swim in Kochi Prefecture year round?

No, you can't swim in Kochi Prefecture all year round.

The warmest sea water temperatures in Kochi Prefecture are found in August when they peak at 28°C (82°F) and lowest in March when they dip to 17°C (62°F).

The sea temperature is above average for swimming between June and November when the sea temperature is above 22°C (71°F) which is comfortable for swimming though some may prefer warmer water.

For perfect swimming and lounging all day, try the months from July to September when the sea temperature is above 26°C (79°F)

More info about the annual sea temperatures

When is the hottest month in Kochi Prefecture?

The hottest month in Kochi Prefecture is August when the average maximum temperature is very hot and perfect for sunbathing on clear days 30°C (87°F), average temperature is 28°C (82°F) and average minimum temperature is 25°C (76°F).

More info about the annual temperatures and sunshine.

When is the coldest month in Kochi Prefecture?

The coolest month in Kochi Prefecture is January when the average maximum temperature is 11°C (52°F), average temperature is 6°C (44°F) and average minimum temperature is 2°C (36°F).

More info about the annual temperatures and sunshine

When is the sunniest month in Kochi Prefecture?

The sunniest days in Kochi Prefecture are in June which has the most hours of sunshine per day. In June the sunshine percentage is 74% making it sunny and pleasant most of the time. The hours of sunshine per day are 10.5hrs making the days very long and bright.

More info about the annual sunshine.

When is the least sunny month in Kochi Prefecture?

December has the least sunshine. In December the sunshine percentage is 56% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 5.6 hours of sunshine per day.

More info about the annual sunshine.

When is the sea the coldest in Kochi Prefecture?

The coldest sea water temperatures in Kochi Prefecture are found in March when they dip to 17°C (62°F) which is cool for swimming, shorty wetsuit may help you extend your time in the water.

More info about the annual sea temperatures.

When is the sea the warmest in Kochi Prefecture?

The warmest sea water temperatures in Kochi Prefecture are found in August when they peak at 28°C (82°F) which is very warm and ideal for relaxing and swimming for the whole day.

More info about the annual sea temperatures.

When is the most humid month in Kochi Prefecture?

The most humid month in Kochi Prefecture is August with a dew point (an indicator of humidity) of 25°C (78°F) which is very uncomfortable and fairly oppressive unless you are on a beach. At night you would most likely require airconditioning.

More info about the annual humidity.

When is the least humid month in Kochi Prefecture?

The least humid month in Kochi Prefecture is January with a dew point of 1°C (34°F) which is a bit dry for some.

More info about the annual humidity.

When is the windiest month in Kochi Prefecture?

The most windy month in Kochi Prefecture is February when the average maximum windspeed is 26KM/H (16MPH) and the average wind speed is 16KM/H (10MPH).

More info about the annual wind conditions.

Annual Temperature for Kochi Prefecture

The hottest month in Kochi Prefecture is August when the average maximum temperature is 30°C (87°F), average temperature is 28°C (82°F) and average minimum temperature is 25°C (76°F).

The coolest month in Kochi Prefecture is January when the average maximum temperature is 11°C (11°F), average temperature is 6°C (44°F) and average minimum temperature is 2°C (36°F).

Annual Sunshine for Kochi Prefecture

The longest days in Kochi Prefecture are in June, with an average of 14.4 hours of daylight per day. December has the shortest days with an average of 9.9 hours of daylight per day.

The sunniest days in Kochi Prefecture are in June which has the most hours of sunshine per day. The sunshine percentage is 74% making it sunny and pleasant most of the time. The hours of sunshine per day are 10.5hrs making the days very long and bright.

December has the least sunshine. The sunshine percentage is 56% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 5.6 hours of sunshine per day.

The ultraviolet index is the highest in July when it reaches 11.5 and lowest in December when it reaches 3.1.

An ultraviolet index reading above 11 indicates an extreme risk of harm from unprotected sun exposure. Unprotected skin risks burning in less than 10 minutes. Take all precautions because unprotected skin and eyes can burn in minutes. Tanning will be safest before 10am and after 4pm but only with a good application of sun screen. For those with sensitive skin stay in the shade and wear protective clothing, a wide-brimmed hat, and UV-blocking sunglasses. Generously apply broad spectrum SPF 30+ sunscreen every 2 hours, even on cloudy days. Watch out for relections from water that may increase ultraviolet exposure.

Annual Sea Temperature for Kochi Prefecture

The warmest sea water temperatures in Kochi Prefecture are found in August when they peak at 28°C (82°F) and lowest in March when they dip to 17°C (62°F).

The sea is best for swimming between June and November when the temperature is above 22°C (71°F) which is comfortable for swimming though some may prefer warmer water.

Annual Humidity for Kochi Prefecture

The most humid month in Kochi Prefecture is August with a dew point (an indicator of humidity) of 25°C (78°F) which is very uncomfortable and fairly oppressive unless you are on a beach. At night you would most likely require airconditioning.

The least humid month in Kochi Prefecture is January with a dew point of 1°C (34°F) which is a bit dry for some.

Annual Wind Speed for Kochi Prefecture

The most windy month in Kochi Prefecture is February when the average maximum windspeed is 26KM/H (16MPH) and the average wind speed is 16KM/H (10MPH).

The least windy month in Kochi Prefecture is June when the average maximum windspeed is 17KM/H (11MPH) and the average wind speed is 10KM/H (6MPH).

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