August weather forecast
Shimobuchi, Japan

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Weather in August

The last month of the summer, August, is a hot month in Shimobuchi, Japan, with an average temperature fluctuating between 30.1°C (86.2°F) and 22.3°C (72.1°F).

Temperature

The warmest month is August, with an average high-temperature of 30.1°C (86.2°F) and an average low-temperature of 22.3°C (72.1°F).

Heat index

August's mean heat index is computed to be a sweltering 38°C (100.4°F). Adopt additional preventive measures, heat cramps and heat exhaustion are potential outcomes. Prolonged activity may trigger heatstroke.
Bear in mind that the heat index values are determined for shaded areas and light breezes. Being under direct sunlight might amplify the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is a metric representing the sensation of warmth when air temperature and moisture come together. This impact is subjective, influenced by the person's physical activity and individual heat perception, affected by factors including wind, attire, and metabolic differences. Take note that direct exposure to the sun can increase the felt temperature, possibly adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are particularly important for children. Young ones often do not realize the necessity to rest and replenish their fluids. Thirst is a delayed indication of dehydration - keeping hydrated, particularly in prolonged physical activity, is crucial.
When the body gets too warm, it perspires, leading to sweat evaporation which cools it down. When air moisture content is high, the cooling process through evaporation is not as efficient, leading to an ineffective body cooling process and a feeling of overheating. Exceeding the body's heat disposal threshold results in a rise in body temperature and potential thermal disorders.

Humidity

In August, the average relative humidity in Shimobuchi is 79%.

Rainfall

In Shimobuchi, Japan, during August, the rain falls for 21.4 days and regularly aggregates up to 92mm (3.62") of precipitation. Throughout the year, there are 193.3 rainfall days, and 1025mm (40.35") of precipitation is accumulated.

Snowfall

May through November are months without snowfall in Shimobuchi, Japan.

Daylight

The average length of the day in August is 13h and 25min.
On the first day of August in Shimobuchi, Japan, sunrise is at 05:07 and sunset at 18:58. On the last day of the month, sunrise is at 05:29 and sunset at 18:24 JST.

Sunshine

August has the most sunshine of the year, with an average of 10.6h of sunshine.

UV index

The average daily maximum UV index in August is 6. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for the average person.
Note: An average maximum UV index of 6 in August leads to these recommendations:
Deter overexposure. Protecting against the sun's effects is essential. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
Updated: Jan 31, 2024 | Published by: Weather Atlas | About Us / Weather Forecasting / Data Sources

Frequently asked questions

What month is the hottest in Shimobuchi?

Shimobuchi, Japan, notes the warmest temperatures in August, with a average high of 30.1°C (86.2°F) and a low of 22.3°C (72.1°F).

Is it hot in Shimobuchi during August?

In Shimobuchi, 30.1°C (86.2°F) is the average high-temperature and 22.3°C (72.1°F) is the average low-temperature during August. The average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines relative humidity and air temperature, in August is computed to be 38°C (100.4°F).

What is the average humidity in August in Shimobuchi?

The average relative humidity in August in Shimobuchi is 79%.

How many days does it rain in August in Shimobuchi?

In August, in Shimobuchi, Japan, the rain falls for 21.4 days. Throughout August, 92mm (3.62") of precipitation is accumulated.

When it does not snow in Shimobuchi?

In Shimobuchi, Japan, snow does not fall in May through November.

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

In Shimobuchi, Japan, the average day length in August is 13h and 25min.

What time are sunrise and sunset in August in Shimobuchi?

On the first day of August in Shimobuchi, Japan, sunrise is at 05:07 and sunset at 18:58. On the last day of the month, sunrise is at 05:29 and sunset at 18:24 JST.

What month has the most sunshine in Shimobuchi?

With an average of 10.6h of sunshine, August has the most sunshine of the year in Shimobuchi.

How many hours of sunshine does Shimobuchi have in August?

In Shimobuchi, the average sunshine duration in August is 10.6h.

How high is the UV index in August in Shimobuchi?

In Shimobuchi, the average daily maximum UV index in August is 6. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation.
Average humidity
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
Shimobuchi, Japan

Average temperature in August - Shimobuchi, Japan
  • Average high temperature in August: 30.1°C

The warmest month (with the highest average high temperature) is August (30.1°C).
The month with the lowest average high temperature is January (6.6°C).

  • Average low temperature in August: 22.3°C

The month with the highest average low temperature is August (22.3°C).
The coldest month (with the lowest average low temperature) is January (0.1°C).

Average pressure in August
Shimobuchi, Japan

Average pressure in August - Shimobuchi, Japan
  • Average pressure in August: 1009.6mbar

The month with the highest atmospheric pressure is February (1019.5mbar).
The month with the lowest atmospheric pressure is June (1008.8mbar).

Average wind speed in August
Shimobuchi, Japan

Average wind speed in August - Shimobuchi, Japan
  • Average wind speed in August: 5.9km/h

The windiest month (with the highest average wind speed) is January (9km/h).
The calmest month (with the lowest average wind speed) is June (5.8km/h).

Average humidity in August
Shimobuchi, Japan

Average humidity in August - Shimobuchi, Japan
  • Average humidity in August: 79%

The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is May (74%).

Average rainfall in August
Shimobuchi, Japan

Average rainfall in August - Shimobuchi, Japan
  • Average rainfall in August: 92mm

The wettest month (with the highest rainfall) is July (161mm).
The driest month (with the least rainfall) is January (46mm).

Average rainfall days in August
Shimobuchi, Japan

Average rainfall days in August - Shimobuchi, Japan
  • Average rainfall days in August: 21.4 days

The month with the highest number of rainy days is July (21.8 days).
The month with the least rainy days is February (12.8 days).

Average snowfall in August
Shimobuchi, Japan

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

The month with the highest snowfall is January (56mm).
The months with the least snowfall are May, June, July, August, September, October and November (0mm).

Average snowfall days in August
Shimobuchi, Japan

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

The month with the highest number of snowfall days is January (8.4 days).
The months with the least snowfall days are May, June, July, August, September, October and November (0 days).

Average daylight in August /
Average sunshine in August
Shimobuchi, Japan

Average daylight in August / Average sunshine in August - Shimobuchi, Japan
  • Average daylight in August: 13h and 2min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in August: 10h and 4min

The month with the most sunshine is August (Average sunshine: 10h and 36min).
The months with the least sunshine are January and February (Average sunshine: 5h and 12min).

Average sunshine days in August
Shimobuchi, Japan

Average sunshine days in August - Shimobuchi, Japan
  • Average sunshine days in August: 6.8 days

The month with the most sunshine days is May (15.6 days).
The month with the least sunshine days is July (6.7 days).

Average UV index in August
Shimobuchi, Japan

Average UV index in August - Shimobuchi, 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
Shimobuchi, Japan

Average cloud cover in August - Shimobuchi, Japan
  • Average cloud cover in August: 34

The months with the most cloud cover are January, February and June (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 34).

Average visibility in August
Shimobuchi, Japan

Average visibility in August - Shimobuchi, Japan
  • Average visibility in August: 9km

The months with the highest visibility are January, February, March, April, May, August, October, November and December (9km).
The months with the lowest visibility are June, July and September (8km).

Shimobuchi, Japan

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