Wakkanai
Japan
Long-term weather forecast
Long-term weather forecast

August weather forecast and climate
Wakkanai, Japan

The last month of the summer, August, is an agreeable month in Wakkanai, Japan, with average temperature fluctuating between 17.3°C (63.1°F) and 22.3°C (72.1°F).

Temperature

With an average high-temperature of 22.3°C (72.1°F) and an average low-temperature of 17.3°C (63.1°F), August is the warmest month.

Humidity

In August, the average relative humidity is 84%.

Rainfall

In Wakkanai, during August, the rain falls for 18 days and regularly aggregates up to 116mm (4.6") of precipitation. Throughout the year, there are 261 rainfall days, and 1062.8mm (41.8") of precipitation is accumulated.

Snowfall

In Wakkanai snow does not fall in May through September.

Sea temperature

August is the month with the warmest seawater, with an average sea temperature of 19.7°C (67.5°F).
Note: For most, swimming in 19.7°C (67.5°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

The average length of the day in August is 14.1h.

Sunshine

In Wakkanai, the average sunshine in August is 4.8h.

UV index

In Wakkanai, Japan, the average daily maximum UV index is 7. A UV Index value of 6 to 7 symbolizes a high threat to health from unprotected exposure to the Sun's UV rays for the ordinary person.
Note: The average daily UV index of 7 transform into the following instructions:
Take precautions against overexposure. Protection against sun damage is needed. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.

What is the warmest month in Wakkanai?

With an average high-temperature of 22.3°C (72.1°F) and an average low-temperature of 17.3°C (63.1°F), August is the warmest month in Wakkanai, Japan.

What is the temperature in August in Wakkanai?

The average high-temperature, in August, in Wakkanai, is 22.3°C (72.1°F), while the average low-temperature is 17.3°C (63.1°F).

What is the average humidity in August in Wakkanai?

In Wakkanai, Japan, the average relative humidity in August is 84%.

How many days does it rain in August in Wakkanai?

In Wakkanai, Japan, in August, during 18 rainfall days, 116mm (4.6") of precipitation is typically accumulated.

When it does not snow in Wakkanai?

In Wakkanai, Japan, snow does not fall in May through September.

What is the month with the warmest sea water in Wakkanai?

August is the month with the warmest seawater in Wakkanai, with an average sea temperature of 19.7°C (67.5°F).

What is the sea water temperature in August in Wakkanai?

In Wakkanai, in August, the average water temperature is 19.7°C (67.5°F). For swimming, a surface water temperature of 19.7°C (67.5°F) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 21°C (69.8°F).

What is the average length of the day in August in Wakkanai?

In Wakkanai, Japan, the average length of the day in August is 14.1h.

How long on average sun shines in August in Wakkanai?

In Wakkanai, the average sunshine in August is 4.8h.

What is the UV index reading in August in Wakkanai?

The average daily maximum UV index in August in Wakkanai, Japan, is 7. A UV Index estimate of 6 to 7 represents a high hazard to health from unsafe exposure to the Sun's UV rays.
Average temperature in August - Wakkanai, Japan
  • Average high temperature in August: 22.3°C

The warmest month (with the highest average high temperature) is August (22.3°C).
The month with the lowest average high temperature is January (-2.7°C).

  • Average low temperature in August: 17.3°C

The month with the highest average low temperature is August (17.3°C).
The coldest month (with the lowest average low temperature) is February (-7.1°C).

Average humidity in August - Wakkanai, Japan
  • Average humidity in August: 84%

The month with the highest relative humidity is July (86%).
The month with the lowest relative humidity is November (67%).

Average rainfall in August - Wakkanai, Japan
  • Average rainfall in August: 116mm

The wettest month (with the highest rainfall) is October (134.1mm).
The driest month (with the lowest rainfall) is April (49mm).

Average rainfall days in August - Wakkanai, Japan
  • Average rainfall days in August: 18 days

The month with the highest number of rainy days is January (30 days).
Months with the lowest number of rainy days are April, June and September (17 days).

Average snowfall in August - Wakkanai, Japan
  • Average snowfall in August: 0mm

The month with the highest snowfall is January (1730mm).
Months with the lowest snowfall are May, June, July, August and September (0mm).

Average snowfall days in August - Wakkanai, Japan
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is December (28.2 days).
Months with the lowest number of snowfall days are May, June, July, August and September (0 days).

Average sea temperature in August - Wakkanai, Japan
  • Average sea temperature in August: 19.7°C

The best month for swimming (with the highest average sea temperature) is August (19.7°C).
The coldest month (with the lowest average sea temperature) is February (2.7°C).

Average daylight in August / Average sunshine in August - Wakkanai, Japan
  • Average daylight in August: 14.1h

The month with the longest days is June (Average daylight: 15.6h).
The month with shortest days is December (Average daylight: 8.8h).

  • Average sunshine in August: 4.8h

The month with most sunshine is May (Average sunshine: 6h).
The month with least sunshine is December (Average sunshine: 1h).

Average UV index in August - Wakkanai, Japan
  • Average UV index in August: 7

The month with the highest UV index is July (UV index 8).
Months with the lowest UV index are January, November and December (UV index 1).