August weather forecast
Motegi, Japan

August

Weather in August

August, the last month of the summer in Motegi, is a tropical month, with an average temperature fluctuating between 23°C (73.4°F) and 31.3°C (88.3°F).

Temperature

August stands out as Motegi's warmest month, with temperatures ranging between an average high of 31.3°C (88.3°F) and a low of 23°C (73.4°F).

Heat index

The heat index value for August is computed to be an extremely hot 40°C (104°F). Apply extra caution, heat cramps and heat exhaustion could happen. Heatstroke might occur with long-duration activity.
Take note of the fact that heat index values are based on shaded circumstances with light airflows. Direct sunlight might cause an increase of up to 15 Fahrenheit (8 Celsius) degrees in the heat index.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is the result of factoring in humidity to the air temperature, indicating perceived warmth. The impact of temperature is individual, as people's perception of weather may change based on their body mass, height, and physical activity. It is noteworthy to mention that direct sunlight exposure can augment the felt temperature, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Typically, children face more danger than adults as they usually perspire less. Their larger skin surface relative to their small bodies and increased heat output from their activities enhance their risk.
When temperatures rise, the human body turns to perspiration, using the cooling power of evaporating sweat. Heightened relative humidity interferes with the body's usual cooling mechanism by reducing evaporation, subsequently decreasing the body's cooling rate and increasing the sensation of heat. When the body is unable to balance heat gain, its temperature elevates, which may induce thermal illnesses.

Humidity

In Motegi, the average relative humidity in August is 75%.

Rainfall

In August, in Motegi, the rain falls for 17.3 days. Throughout August, 64mm (2.52") of precipitation is accumulated. In Motegi, during the entire year, the rain falls for 156.8 days and collects up to 657mm (25.87") of precipitation.

Snowfall

April through October and December are months without snowfall.

Daylight

In Motegi, the average length of the day in August is 13h and 32min.
On the first day of the month, sunrise is at 04:45 and sunset at 18:45. On the last day of August, sunrise is at 05:09 and sunset at 18:09 JST.

Sunshine

The month with the most sunshine is August, with an average of 9.5h of sunshine.

UV index

In Motegi, the average daily maximum UV index in August is 6. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A maximum high daily UV index of 6 during August translates into the following directions:
Apply measures and align with sun safety principles. Safeguarding against skin and eye injury is pivotal. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.

Frequently asked questions

What part of the year is the hottest in Motegi?
August brings the highest temperatures in Motegi, Japan, with an average high of 31.3°C (88.3°F) and an average low of 23°C (73.4°F).
How hot is August in Motegi?
Motegi in August has an average high-temperature of 31.3°C (88.3°F) and an average low-temperature of 23°C (73.4°F). In August, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which represents the influence of relative humidity on air temperature, is computed to be 40°C (104°F).
What is the average humidity in August in Motegi?
The average relative humidity in August in Motegi, Japan, is 75%.
How much does it rain in Motegi in August?
In Motegi, in August, it is raining for 17.3 days, with typically 64mm (2.52") of accumulated precipitation.
When it does not snow in Motegi?
In Motegi, snow does not fall in April through October and December.
How many hours of daylight does Motegi have in August?
In August, the average day length is 13h and 32min.
What time are sunrise and sunset in August in Motegi?
In August, on the first day of the month, sunrise is at 04:45 and sunset at 18:45. On the last day of the month, sunrise is at 05:09 and sunset at 18:09 JST.
What month has the most sunshine in Motegi?
With an average of 9.5h of sunshine, August has the most sunshine of the year.
How long on average sun shines in August in Motegi?
In August, the average sunshine duration is 9.5h.
How high is the UV index in August in Motegi?
The average daily maximum UV index in August in Motegi is 6. A UV Index value of 6 to 7 symbolizes a high hazard to health from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in August
Motegi, Japan
  • Average high temperature in August: 31.3°C

The warmest month (with the highest average high temperature) is August (31.3°C).
The month with the lowest average high temperature is January (7.3°C).

  • Average low temperature in August: 23°C

The month with the highest average low temperature is August (23°C).
The coldest month (with the lowest average low temperature) is January (-0.1°C).

Average pressure in August
Motegi, Japan
  • Average pressure in August: 1010.3mbar

The month with the highest atmospheric pressure is November (1018.5mbar).
The month with the lowest atmospheric pressure is June (1009.3mbar).

Average wind speed in August
Motegi, Japan
  • Average wind speed in August: 7.6km/h

The windiest month (with the highest average wind speed) is April (9.8km/h).
The calmest month (with the lowest average wind speed) is November (7.2km/h).

Average humidity in August
Motegi, Japan
  • Average humidity in August: 75%

The month with the highest relative humidity is July (79%).
The month with the lowest relative humidity is January (61%).

Average rainfall in August
Motegi, Japan
  • Average rainfall in August: 64mm

The wettest month (with the highest rainfall) is July (87mm).
The driest month (with the least rainfall) is December (20mm).

Average rainfall days in August
Motegi, Japan
  • Average rainfall days in August: 17.3 days

The month with the highest number of rainy days is July (19.9 days).
The month with the least rainy days is January (7 days).

Average snowfall in August
Motegi, Japan
  • Average snowfall in August: 0mm

The month with the highest snowfall is February (33mm).
The months with the least snowfall are April, May, June, July, August, September, October and December (0mm).

Average snowfall days in August
Motegi, Japan
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in August /
Average sunshine in August
Motegi, Japan
  • Average daylight in August: 13h and 3min

The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in August: 9h and 3min

The month with the most sunshine is August (Average sunshine: 9h and 30min).
The months with the least sunshine are February and November (Average sunshine: 6h and 6min).

Average sunshine days in August
Motegi, Japan
  • Average sunshine days in August: 11.9 days

The month with the most sunshine days is January (22.4 days).
The month with the least sunshine days is June (8 days).

Average UV index in August
Motegi, Japan
  • Average UV index in August: 6

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January and December (UV index 2).

Average cloud cover in August
Motegi, Japan
  • Average cloud cover in August: 43

The month with the most cloud cover is June (Cloud cover 50).
The month with the least cloud cover is January (Cloud cover 28).

Average visibility in August
Motegi, Japan
  • Average visibility in August: 9km

The months with the highest visibility are January, February, March and December (10km).
The month with the lowest visibility is July (8km).

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