August weather forecast
Ono, Japan

August

Weather in August

The last month of the summer, August, is a tropical month in Ono, Japan, with an average temperature fluctuating between 30.7°C (87.3°F) and 24.1°C (75.4°F).

Temperature

In Ono, August records the highest average temperatures, peaking at 30.7°C (87.3°F) and reaching a low of 24.1°C (75.4°F).

Heat index

The heat index for August is estimated at a very hot 39°C (102.2°F). Ensure extra safety measures, heat exhaustion and heat cramps are likely. Continuous activity might result in heatstroke.
One should be cognizant that the heat index values are tailored for shaded spots and mild winds. The direct sunshine could escalate the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', joins air temperature with relative humidity to produce a temperature perception for humans. The individual's experience of temperature can be shaped by numerous aspects such as metabolic variations, physical exertion, and attire. Awareness of direct sun exposure is crucial as it has the potential to heighten the weather's effects, pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Typically, young kids are at a higher risk than adults since they sweat less. Also, the larger skin surface in proportion to their small bodies and the heightened heat production due to their active nature adds to their vulnerability.
The human body has a built-in cooling mechanism through perspiration; evaporating sweat dissipates the excess heat. When the air contains significant moisture, the efficiency of the evaporation process decreases, preventing the body from cooling down effectively and creating a feeling of overheating. Temperature imbalances caused by excessive heat retention can trigger heat-related maladies.

Humidity

In Ono, the average relative humidity in August is 78%.

Rainfall

In Ono, during August, the rain falls for 17.1 days and regularly aggregates up to 86mm (3.39") of precipitation. Throughout the year, in Ono, there are 175.8 rainfall days, and 660mm (25.98") of precipitation is accumulated.

Snowfall

April through November are months without snowfall.

Daylight

In August, the average length of the day is 13h and 26min.
On the first day of August in Ono, sunrise is at 05:10 and sunset at 19:03. On the last day of the month, sunrise is at 05:32 and sunset at 18:28 JST.

Sunshine

The month with the most sunshine is August, with an average of 10.7h of sunshine.

UV index

In Ono, the average daily maximum UV index in August is 6. A UV Index estimate of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum UV index of 6 during August leads to these instructions:
Deter overexposure. Protecting against the sun's effects is essential. Avoid direct Sun exposure and stay in the shade between 10 a.m. and 4 p.m., a time when UV radiation is most intense, noting that not all shade structures offer full protection. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.

Frequently asked questions

What are the warmest months in Ono?
The month of August sees the average highest temperatures, reaching 30.7°C (87.3°F) at the peak and 24.1°C (75.4°F) at the low.
Is it hot in Ono during August?
During August, Ono experiences an average high-temperature of 30.7°C (87.3°F) and a low-temperature of 24.1°C (75.4°F). In August, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which represents the influence of relative humidity on air temperature, is estimated at 39°C (102.2°F).
What is the average humidity in August in Ono?
The average relative humidity in August in Ono is 78%.
How many days does it rain in August in Ono?
In Ono, Japan, during August, the rain falls for 17.1 days and regularly aggregates up to 86mm (3.39") of precipitation.
When it does not snow in Ono?
In Ono, snow does not fall in April through November.
What is the average length of the day in August in Ono?
In August, the average day length in Ono, Japan, is 13h and 26min.
When is the sunrise / sunset in August in Ono?
In August, on the first day of the month, sunrise is at 05:10 and sunset at 19:03. On the last day of the month, sunrise is at 05:32 and sunset at 18:28 JST.
What month has the most sunshine in Ono?
With an average of 10.7h of sunshine, August has the most sunshine of the year in Ono, Japan.
How many hours of sunshine does Ono have in August?
In Ono, the average sunshine duration in August is 10.7h.
What is the UV index reading in August in Ono?
In Ono, the average daily maximum UV index in August is 6. A UV Index reading of 6 to 7 represents a high hazard to health from exposure to Sun's UV rays.
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 - Ono, Japan
Average temperature in August
Ono, Japan
  • Average high temperature in August: 30.7°C

The warmest month (with the highest average high temperature) is August (30.7°C).
The month with the lowest average high temperature is January (7.5°C).

  • Average low temperature in August: 24.1°C

The month with the highest average low temperature is August (24.1°C).
The coldest month (with the lowest average low temperature) is January (2.5°C).

Average pressure in August - Ono, Japan
Average pressure in August
Ono, Japan
  • Average pressure in August: 1009.4mbar

The month with the highest atmospheric pressure is February (1020mbar).
The month with the lowest atmospheric pressure is June (1008.7mbar).

Average wind speed in August - Ono, Japan
Average wind speed in August
Ono, Japan
  • Average wind speed in August: 9.5km/h

The windiest month (with the highest average wind speed) is January (13.1km/h).
The calmest month (with the lowest average wind speed) is June (9.1km/h).

Average humidity in August - Ono, Japan
Average humidity in August
Ono, Japan
  • Average humidity in August: 78%

The month with the highest relative humidity is July (82%).
The months with the lowest relative humidity are March and April (72%).

Average rainfall in August - Ono, Japan
Average rainfall in August
Ono, Japan
  • Average rainfall in August: 86mm

The wettest month (with the highest rainfall) is July (121mm).
The driest month (with the least rainfall) is February (23mm).

Average rainfall days in August - Ono, Japan
Average rainfall days in August
Ono, Japan
  • Average rainfall days in August: 17.1 days

The month with the highest number of rainy days is July (19.8 days).
The month with the least rainy days is May (11.2 days).

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

The month with the highest snowfall is January (61mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).

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

The month with the highest number of snowfall days is January (8.3 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

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

The month with the longest days is June (Average daylight: 14h and 30min).
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 42min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

Average sunshine days in August - Ono, Japan
Average sunshine days in August
Ono, Japan
  • Average sunshine days in August: 10.8 days

The month with the most sunshine days is May (17.9 days).
The month with the least sunshine days is December (7.6 days).

Average UV index in August - Ono, Japan
Average UV index in August
Ono, 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 - Ono, Japan
Average cloud cover in August
Ono, Japan
  • Average cloud cover in August: 32

The months with the most cloud cover are January and February (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 32).

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

The months with the highest visibility are February, March, September, October, November and December (10km).
The months with the lowest visibility are January, April, May, June, July and August (9km).

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