Hakodate
Japan
Long-term weather forecast
Long-term weather forecast

August weather forecast and climate
Hakodate, Japan

Agosto, the last month of the summer, in Hakodate, is another warm month, with temperature in the range of an average low of 18.7°C (65.7°F) and an average high of 25.8°C (78.4°F).

Temperature

Agosto is the warmest month, with an average high-temperature of 25.8°C (78.4°F) and an average low-temperature of 18.7°C (65.7°F).

Humidity

In Hakodate, the average relative humidity is 81%.

Rainfall

Agosto is the month with the most rainfall in Hakodate. Rain falls for 18 days and accumulates 153.8mm (6.06") of precipitation.

Snowfall

Mayo through Octubre are months without snowfall in Hakodate.

Sea temperature

The month with the warmest seawater is Agosto, with an average sea temperature of 21.8°C (71.2°F).
Note: For most, swimming in 21.8°C (71.2°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 Hakodate, the average length of the day is 13.8h.

Sunshine

The average sunshine is 4.8h.

UV index

The average daily maximum UV index in Agosto is 8. A UV Index reading of 8 to 10 represents a very high health risk from the exposure to the Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 8 transform into the following instructions:
Take extra precautions. Fair-skinned individuals may get burned in less than 10 minutes. 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. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The strength of the UV rays is significantly increased by the reflection of the water and sand.

What is the warmest month in Hakodate?

The warmest month in Hakodate is Agosto, with an average high-temperature of 25.8°C (78.4°F) and an average low-temperature of 18.7°C (65.7°F).

What is the temperature in Agosto in Hakodate?

The average high-temperature, in Agosto, is 25.8°C (78.4°F), while the average low-temperature is 18.7°C (65.7°F).

What is the average humidity in Agosto in Hakodate?

In Hakodate, Japan, the average relative humidity in Agosto is 81%.

How many days does it rain in Agosto in Hakodate?

In Hakodate, Japan, during Agosto, the rain falls for 18 days and regularly aggregates up to 153.8mm (6.06") of precipitation.

What is the wettest month in Hakodate?

The month with the most rainfall in Hakodate is Agosto when the rain falls for 18 days and typically aggregates up to 153.8mm (6.06") of precipitation.

When it does not snow in Hakodate?

In Hakodate, Japan, snow does not fall in Mayo through Octubre.

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

With an average sea temperature of 21.8°C (71.2°F), Agosto is the month with the warmest seawater in Hakodate.

What is the sea temperature in Agosto in Hakodate?

In Hakodate, the average seawater temperature in Agosto is 21.8°C (71.2°F). For swimming, a surface water temperature of 21.8°C (71.2°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).

How many hours of daylight does Hakodate have in Agosto?

In Agosto, the average length of the day in Hakodate, Japan, is 13.8h.

How long on average sun shines in Agosto in Hakodate?

The average sunshine in Agosto in Hakodate is 4.8h.

What is the UV index reading in Agosto in Hakodate?

In Agosto, the average daily maximum UV index is 8. A UV Index estimate of 8 to 10 represents a very high health risk from unprotected exposure to the UV radiation.
Average temperature in August - Hakodate, Japan
  • Average high temperature in August: 25.8°C

The warmest month (with the highest average high temperature) is August (25.8°C).
The month with the lowest average high temperature is January (0.7°C).

  • Average low temperature in August: 18.7°C

The month with the highest average low temperature is August (18.7°C).
The coldest month (with the lowest average low temperature) is January (-6.2°C).

Average humidity in August - Hakodate, Japan
  • Average humidity in August: 81%

The month with the highest relative humidity is July (82%).
The month with the lowest relative humidity is April (67%).

Average rainfall in August - Hakodate, Japan
  • Average rainfall in August: 153.8mm

The wettest month (with the highest rainfall) is August (153.8mm).
Driest months (with the lowest rainfall) are February and March (59.3mm).

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

Months with the highest number of rainy days are January and December (28 days).
The month with the lowest number of rainy days is June (16 days).

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

The month with the highest snowfall is January (1180mm).
Months with the lowest snowfall are May, June, July, August, September and October (0mm).

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

The month with the highest number of snowfall days is January (27.8 days).
Months with the lowest number of snowfall days are May, June, July, August and September (0 days).

Average sea temperature in August - Hakodate, Japan
  • Average sea temperature in August: 21.8°C

The best month for swimming (with the highest average sea temperature) is August (21.8°C).
The coldest month (with the lowest average sea temperature) is March (4.9°C).

Average daylight in August / Average sunshine in August - Hakodate, Japan
  • Average daylight in August: 13.8h

The month with the longest days is June (Average daylight: 15.2h).
The month with shortest days is December (Average daylight: 9.2h).

  • Average sunshine in August: 4.8h

The month with most sunshine is April (Average sunshine: 6.3h).
The month with least sunshine is December (Average sunshine: 3h).

Average UV index in August - Hakodate, Japan
  • Average UV index in August: 8

The month with the highest UV index is July (UV index 9).
Months with the lowest UV index are January and December (UV index 1).