Monthly weather forecast and climate
Ishigaki, Japan

January, the same as December, in Ishigaki, Japan, is another pleasant winter month, with average temperature fluctuating between 18.7°C (65.7°F) and 20.6°C (69.1°F). With an average high-temperature of 20.6°C (69.1°F) and an average low-temperature of 18.7°C (65.7°F), January is the coldest month. Weather in January »

The last month of the winter, February, is another pleasant month in Ishigaki, Japan, with average temperature ranging between min 19.5°C (67.1°F) and max 21.3°C (70.3°F). In February, the average high-temperature is practically the same as in January - a still agreeable 21.3°C (70.3°F). Weather in February »

March, the first month of the spring, in Ishigaki, is still a pleasant month, with average temperature fluctuating between 21.9°C (71.4°F) and 20.2°C (68.4°F). In March, the average high-temperature is almost the same as in February - a still pleasant 21.9°C (71.4°F). Weather in March »

April is a warm spring month in Ishigaki, Japan, with temperature in the range of an average high of 23.7°C (74.7°F) and an average low of 22°C (71.6°F). In April, the average high-temperature is essentially the same as in March - a moderately hot 23.7°C (74.7°F). Weather in April »

May, the last month of the spring, in Ishigaki, is also a moderately hot month, with average temperature ranging between max 26.1°C (79°F) and min 24.9°C (76.8°F). In Ishigaki, the average high-temperature is essentially the same as in April - a still moderately hot 26.1°C (79°F). Weather in May »

The first month of the summer, June, is also a moderately hot month in Ishigaki, Japan, with temperature in the range of an average high of 28.3°C (82.9°F) and an average low of 27.4°C (81.3°F). In June, the average high-temperature is almost the same as in May - a still moderately hot 28.3°C (82.9°F). Weather in June »

July, the same as June, is another warm summer month in Ishigaki, Japan, with average temperature varying between 28.4°C (83.1°F) and 29.3°C (84.7°F). July and August, with an average high-temperature of 29.3°C (84.7°F), are the warmest months. In July, the average heat index is evaluated at a sweltering 36.1°C (97°F). Weather in July »

August, the last month of the summer, in Ishigaki, is also a moderately hot month, with average temperature ranging between max 29.3°C (84.7°F) and min 28.3°C (82.9°F). The warmest months are July and August, with an average high-temperature of 29.3°C (84.7°F). The average heat index is appraised at a sweltering 35.8°C (96.4°F). Weather in August »

September, the first month of the autumn, in Ishigaki, is still a warm month, with average temperature ranging between max 28.5°C (83.3°F) and min 27.5°C (81.5°F). In Ishigaki, Japan, the average high-temperature is essentially the same as in August - a still moderately hot 28.5°C (83.3°F). Weather in September »

October, like September, in Ishigaki, Japan, is another warm autumn month, with temperature in the range of an average low of 25.5°C (77.9°F) and an average high of 26.7°C (80.1°F). In Ishigaki, the average high-temperature is almost the same as in September - a still warm 26.7°C (80.1°F). Weather in October »

The last month of the autumn, November, is another warm month in Ishigaki, Japan, with average temperature varying between 24.9°C (76.8°F) and 23.5°C (74.3°F). In Ishigaki, the average high-temperature is relatively the same as in October - a still warm 24.9°C (76.8°F). Weather in November »

The first month of the winter, December, is also an agreeable month in Ishigaki, Japan, with temperature in the range of an average low of 20.1°C (68.2°F) and an average high of 21.9°C (71.4°F). In December, the average high-temperature marginally drops, from a moderately hot 24.9°C (76.8°F) in November, to a pleasant 21.9°C (71.4°F). Weather in December »

What is the coldest month in Ishigaki?

January is the coldest month in Ishigaki, Japan, with an average high-temperature of 20.6°C (69.1°F) and an average low-temperature of 18.7°C (65.7°F).

What are the least humid months in Ishigaki?

January and December, with an average relative humidity of 76%, are the least humid months in Ishigaki, Japan.

How many days does it rain in Ishigaki?

Throughout the year, in Ishigaki, Japan, there are 228 rainfall days, and 1184mm (46.61") of precipitation is accumulated.

When is the sea coldest in Ishigaki?

January and February, with an average sea temperature of 23°C (73.4°F), are months with the coldest seawater in Ishigaki, Japan.

When is the lowest UV index in Ishigaki?

Months with the lowest UV index in Ishigaki, Japan, are January through March and December, with an average maximum UV index of 5.

What is the driest month in Ishigaki?

March is the month with the least rainfall. Rain falls for 16.8 days and accumulates 50mm (1.97") of precipitation.

What are the months with the highest UV index in Ishigaki?

Months with the highest UV index in Ishigaki, Japan, are May through September, with an average maximum UV index of 7.

What is the most humid month in Ishigaki?

The most humid month is June, with an average relative humidity of 85%.

When are the longest days in Ishigaki?

With an average of 13.6h of daylight, June has the longest days of the year in Ishigaki, Japan.

What month has the most sunshine in Ishigaki?

With an average of 9.8h of sunshine, June has the most sunshine of the year in Ishigaki.

What are the warmest months in Ishigaki?

Warmest months in Ishigaki, Japan, are July and August, with an average high-temperature of 29.3°C (84.7°F).

What months are the sea warmest in Ishigaki?

July through September, with an average sea temperature of 29°C (84.2°F), are months with the warmest seawater.

What is the rainiest month in Ishigaki?

August is the month with the most rainfall. Rain falls for 22.1 days and accumulates 217mm (8.54") of precipitation.

What is the month with the shortest days in Ishigaki?

The month with the shortest days is December, with an average of 10.6h of daylight.

What is the month with the least sunshine in Ishigaki?

The month with the least sunshine in Ishigaki, Japan, is December, with an average of 4.1h of sunshine.
Average temperature - Ishigaki, Japan
Average pressure - Ishigaki, Japan

The month with the highest atmospheric pressure is January (1020.3mbar).
The month with the lowest atmospheric pressure is August (1005.6mbar).

Average wind speed - Ishigaki, Japan

The windiest month (with the highest average wind speed) is December (32.9km/h).
The calmest month (with the lowest average wind speed) is May (20.4km/h).

Average humidity - Ishigaki, Japan
Average rainfall - Ishigaki, Japan
Average rainfall days - Ishigaki, Japan

The month with the highest number of rainy days is August (22.1 days).
The month with the least rainy days is April (16.7 days).

Average sea temperature - Ishigaki, Japan

The best months for swimming (with the highest average sea temperature) are July, August and September (29°C).
The coldest months (with the lowest average sea temperature) are January and February (23°C).

Average daylight / Average sunshine - Ishigaki, Japan

The month with the longest days is June (Average daylight: 13.6h).
The month with the shortest days is December (Average daylight: 10.6h).

The month with the most sunshine is June (Average sunshine: 9.8h).
The month with the least sunshine is December (Average sunshine: 4.1h).

Average sunshine days - Ishigaki, Japan
Average UV index - Ishigaki, Japan

Months with the highest UV index are May, June, July, August and September (UV index 7).
Months with the lowest UV index are January, February, March and December (UV index 5).

Average visibility - Ishigaki, Japan

Months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (10km).
The month with the lowest visibility is January (9km).