Otaru
Japan
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Otaru, Japan

January, like December, is a freezing cold winter month in Otaru, Japan, with average temperature ranging between max -0.7°C (30.7°F) and min -6.1°C (21°F). The coldest month is January, with an average high-temperature of -0.7°C (30.7°F) and an average low-temperature of -6.1°C (21°F). Weather in January »
February, the last month of the winter, in Otaru, is also a subzero cold month, with average temperature varying between -0.1°C (31.8°F) and -5.8°C (21.6°F). In Otaru, the average high-temperature is practically the same as in January - a still subzero cold -0.1°C (31.8°F). Weather in February »

The first month of the spring, March, is a cold month in Otaru, Japan, with temperature in the range of an average high of 3.7°C (38.7°F) and an average low of -2.6°C (27.3°F). In March, the average high-temperature marginally rises, from a freezing cold -0.1°C (31.8°F) in February, to a cold 3.7°C (38.7°F). Weather in March »

April in Otaru, Japan, is a fresh spring month, with average temperature ranging between min 2.6°C (36.7°F) and max 10.8°C (51.4°F). In Otaru, Japan, the average high-temperature in April increases, from a wintry 3.7°C (38.7°F) in March, to a cool 10.8°C (51.4°F). Weather in April »

The last month of the spring, May, is a comfortable month in Otaru, Japan, with average temperature varying between 7.5°C (45.5°F) and 16.4°C (61.5°F). In May, the average high-temperature increases, from a fresh 10.8°C (51.4°F) in April, to a comfortable 16.4°C (61.5°F). Weather in May »

June, the first month of the summer, in Otaru, is a pleasant month, with temperature in the range of an average low of 12.1°C (53.8°F) and an average high of 20.1°C (68.2°F). In June, the average high-temperature slightly increases, from an enjoyable 16.4°C (61.5°F) in May, to a pleasant 20.1°C (68.2°F). Weather in June »

July in Otaru, Japan, is a moderately hot summer month, with average temperature varying between 23.7°C (74.7°F) and 16.6°C (61.9°F). In Otaru, the average high-temperature marginally rises, from a pleasant 20.1°C (68.2°F) in June, to a warm 23.7°C (74.7°F). Weather in July »

August, the last month of the summer, in Otaru, is another warm month, with temperature in the range of an average high of 25.6°C (78.1°F) and an average low of 18.4°C (65.1°F). August is the warmest month, with an average high-temperature of 25.6°C (78.1°F) and an average low-temperature of 18.4°C (65.1°F). Weather in August »

The first month of the autumn, September, is still a pleasant month in Otaru, Japan, with average temperature fluctuating between 21.9°C (71.4°F) and 13.9°C (57°F). In September, the average high-temperature slightly decreases, from a warm 25.6°C (78.1°F) in August, to an agreeable 21.9°C (71.4°F). Weather in September »

October, the same as September, in Otaru, Japan, is another mild autumn month, with average temperature ranging between max 15.7°C (60.3°F) and min 7.6°C (45.7°F). In Otaru, Japan, the average high-temperature in October decreases, from a pleasant 21.9°C (71.4°F) in September, to a moderate 15.7°C (60.3°F). Weather in October »

The last month of the autumn, November, is another chilly month in Otaru, Japan, with temperature in the range of an average low of 1.4°C (34.5°F) and an average high of 8.1°C (46.6°F). In November, the average high-temperature decreases, from a mild 15.7°C (60.3°F) in October, to a chilly 8.1°C (46.6°F). Weather in November »

The first month of the winter, December, is also a wintry month in Otaru, Japan, with average temperature ranging between min -3.7°C (25.3°F) and max 1.7°C (35.1°F). In December, the average high-temperature drops, from a chilly 8.1°C (46.6°F) in November, to a wintry 1.7°C (35.1°F). Weather in December »

What is the coldest month in Otaru?

With an average high-temperature of -0.7°C (30.7°F) and an average low-temperature of -6.1°C (21°F), January is the coldest month in Otaru, Japan.

How many days does it rain in Otaru?

In Otaru, Japan, during the entire year, the rain falls for 193 days and collects up to 1235mm (48.6") of precipitation.

When does it snow in Otaru?

Months with snowfall in Otaru, Japan, are January through April, October through December.

How much does it snow in Otaru?

In Otaru, Japan, during the entire year, snow falls for 125.7 days, and aggregates up to 6740mm (265.4") of snow.

What is the snowiest month in Otaru?

January is the month with the most snowfall. Snow falls for 29.4 days and accumulates 1940mm (76.4") of snow.

What are the months with the coldest sea water in Otaru?

Months with the coldest seawater in Otaru are February and March, with an average sea temperature of 5.3°C (41.5°F).

What is the least humid month in Otaru?

With an average relative humidity of 64%, April is the least humid month in Otaru.

When it does not snow in Otaru?

In Otaru snow does not fall in May through September.

What month has the most sunshine in Otaru?

With an average of 6.5h of sunshine, May has the most sunshine of the year in Otaru.

What is the driest month in Otaru?

June is the month with the least rainfall in Otaru. Rain falls for 8.6 days and accumulates 46.3mm (1.8") of precipitation.

When are the longest days in Otaru?

With an average of 15.3h of daylight, June has the longest days of the year.

What is the most humid month in Otaru?

July is the most humid month in Otaru, with an average relative humidity of 80%.

What is the warmest month in Otaru?

August is the warmest month in Otaru, Japan, with an average high-temperature of 25.6°C (78.1°F) and an average low-temperature of 18.4°C (65.1°F).

When is the sea warmest in Otaru?

With an average sea temperature of 21.6°C (70.9°F), August is the month with the warmest seawater.

What is the rainiest month in Otaru?

November is the month with the most rainfall. Rain falls for 20.9 days and accumulates 146.8mm (5.8") of precipitation.

What is the month with the shortest days in Otaru?

With an average of 9.1h of daylight, December has the shortest days of the year in Otaru, Japan.

What is the month with the least sunshine in Otaru?

With an average of 2h of sunshine, December has the least sunshine of the year in Otaru, Japan.
Average temperature - Otaru, Japan
Average rainfall - Otaru, Japan

The wettest month (with the highest rainfall) is November (146.8mm).
The driest month (with the lowest rainfall) is June (46.3mm).

Average rainfall days - Otaru, Japan

The month with the highest number of rainy days is January (25.5 days).
The month with the lowest number of rainy days is June (8.6 days).

Average snowfall - Otaru, Japan

The month with the highest snowfall is January (1940mm).
Months with the lowest snowfall are May, June, July, August and September (0mm).

Average snowfall days - Otaru, Japan

The month with the highest number of snowfall days is January (29.4 days).
Months with the lowest number of snowfall days are June, July, August and September (0 days).

Average sea temperature - Otaru, Japan

The best month for swimming (with the highest average sea temperature) is August (21.6°C).
Coldest months (with the lowest average sea temperature) are February and March (5.3°C).

Average daylight / Average sunshine - Otaru, Japan