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

October weather forecast and climate
Otaru, Japan

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).

Temperature

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). In Otaru, the average low-temperature is 7.6°C (45.7°F).

Humidity

In Otaru, the average relative humidity is 67%.

Rainfall

In Otaru, in October, it is raining for 16.4 days, with typically 130.3mm (5.1") of accumulated precipitation. Throughout the year, in Otaru, there are 193 rainfall days, and 1235mm (48.6") of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, October through December. October is the first month it typically snows. Throughout October, in the average 0.8 snowfall days, it receives 10mm (0.4") of snow. In Otaru, Japan, during the entire year, snow falls for 125.7 days, and aggregates up to 6740mm (265.4") of snow.

Sea temperature

In Otaru, the average water temperature is 16.7°C (62.1°F).
Note: For most, swimming in 16.7°C (62.1°F) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 21°C (69.8°F) to 15°C (59°F).

Daylight

In Otaru, the average length of the day in October is 11h.

Sunshine

In Otaru, the average sunshine in October is 4.7h.

What is the temperature in October in Otaru?

In Otaru, Japan, in October, the average high-temperature is 15.7°C (60.3°F), and the average low-temperature is 7.6°C (45.7°F).

What is the average humidity in October in Otaru?

In Otaru, the average relative humidity in October is 67%.

How much does it rain in Otaru in October?

In Otaru, in October, during 16.4 rainfall days, 130.3mm (5.1") of precipitation is typically accumulated.

When does it start to snow in Otaru?

October is the first month it typically snows in Otaru. Throughout October, in the average 0.8 snowfall days, it receives 10mm (0.4") of snow.

What is the sea water temperature in October in Otaru?

In October, the average sea temperature in Otaru is 16.7°C (62.1°F). Swimming in 16.7°C (62.1°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F).

What is the average length of the day in October in Otaru?

In Otaru, Japan, the average length of the day in October is 11h.

How long on average sun shines in October in Otaru?

In Otaru, Japan, the average sunshine in October is 4.7h.
Average temperature in October - Otaru, Japan
  • Average high temperature in October: 15.7°C

The warmest month (with the highest average high temperature) is August (25.6°C).
The month with the lowest average high temperature is January (-0.7°C).

  • Average low temperature in October: 7.6°C

The month with the highest average low temperature is August (18.4°C).
The coldest month (with the lowest average low temperature) is January (-6.1°C).

Average humidity in October - Otaru, Japan
  • Average humidity in October: 67%

The month with the highest relative humidity is July (80%).
The month with the lowest relative humidity is April (64%).

Average rainfall in October - Otaru, Japan
  • Average rainfall in October: 130.3mm

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 in October - Otaru, Japan
  • Average rainfall days in October: 16.4 days

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 in October - Otaru, Japan
  • Average snowfall in October: 10mm

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 in October - Otaru, Japan
  • Average snowfall days in October: 0.8 days

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 in October - Otaru, Japan
  • Average sea temperature in October: 16.7°C

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 in October / Average sunshine in October - Otaru, Japan
  • Average daylight in October: 11h

The month with the longest days is June (Average daylight: 15.3h).
The month with shortest days is December (Average daylight: 9.1h).

  • Average sunshine in October: 4.7h

The month with most sunshine is May (Average sunshine: 6.5h).
The month with least sunshine is December (Average sunshine: 2h).