August weather forecastOwan, Japan
August
Weather in August
August, the last month of the summer in Owan, is also a moderately hot month, with temperature in the range of an average high of 29.5°C (85.1°F) and an average low of 28.2°C (82.8°F).Temperature
In Owan, the month of August registers the highest temperatures, averaging 29.5°C (85.1°F) at the peak and 28.2°C (82.8°F) at the lowest.Heat index
Throughout August, the heat index is computed to be a torrid 36°C (96.8°F). Adopt heightened safety measures, heat cramps and heat exhaustion may occur. Sustained activity might cause heatstroke.Take into consideration that the heat index values are calculated for shade and light wind conditions. Heat index values may be hiked up by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'real feel' or 'apparent temperature', represents the fusion of temperature and moisture in the air to suggest how warm it feels. Factors such as metabolic variations, being pregnant, and physical activity can impact an individual's weather perception. Consider the sun's direct rays and their impact; they can potentially increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Young ones often underestimate the need for rest and rehydration. Thirst appears late in dehydration - hence, it is important to keep hydrated, particularly during prolonged physical activities.
Sweat evaporation plays a crucial role in cooling the human body, a process enabled by perspiration. An elevated level of relative humidity hinders evaporation, leading to decreased heat elimination from the body, inducing a sensation of excess heat. Heat-related disorders may develop if heat gain in the body overshadows its cooling capacity, leading to elevated temperatures.
Humidity
The average relative humidity in August in Owan is 81%.Rainfall
In Owan, during August, the rain falls for 19.1 days and regularly aggregates up to 149mm (5.87") of precipitation. In Owan, during the entire year, the rain falls for 215.5 days and collects up to 1300mm (51.18") of precipitation.Daylight
The average length of the day in August is 13h and 3min.On the first day of the month, sunrise is at 05:54 and sunset at 19:16. On the last day of August, in Owan, sunrise is at 06:08 and sunset at 18:50 JST.
Sunshine
In Owan, Japan, the average sunshine in August is 9.1h.UV index
June through September, with an average maximum UV index of 7, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for average individuals.Note: In August, the maximum UV index of 7 suggests this advice:
Beware of overexposure. Fair-skinned individuals risk burning in less than 20 minutes. The Sun's UV radiation is at its strongest between the hours of 10 a.m. and 4 p.m. Minimize direct exposure to the sun during this period. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Owan, Japan
- Average high temperature in August: 29.5°C
The warmest month (with the highest average high temperature) is August (29.5°C).
The month with the lowest average high temperature is January (18.8°C).
- Average low temperature in August: 28.2°C
The month with the highest average low temperature is August (28.2°C).
The coldest month (with the lowest average low temperature) is January (16.8°C).
Average pressure in August
Owan, Japan
- Average pressure in August: 1006.6mbar
The month with the highest atmospheric pressure is January (1020.9mbar).
The month with the lowest atmospheric pressure is August (1006.6mbar).
Average wind speed in August
Owan, Japan
- Average wind speed in August: 21.7km/h
The windiest month (with the highest average wind speed) is December (27.6km/h).
The calmest month (with the lowest average wind speed) is May (19.5km/h).
Average humidity in August
Owan, Japan
- Average humidity in August: 81%
The month with the highest relative humidity is June (86%).
The month with the lowest relative humidity is January (72%).
Average rainfall in August
Owan, Japan
- Average rainfall in August: 149mm
The wettest month (with the highest rainfall) is June (198mm).
The driest months (with the least rainfall) are January and February (53mm).
Average rainfall days in August
Owan, Japan
- Average rainfall days in August: 19.1 days
The month with the highest number of rainy days is October (19.7 days).
The month with the least rainy days is July (16.1 days).
Average daylight in August /
Average sunshine in August
Owan, Japan
- Average daylight in August: 13h and 6min
The month with the longest days is June (Average daylight: 13h and 48min).
The month with the shortest days is December (Average daylight: 10h and 30min).
- Average sunshine in August: 9h and 6min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).
Average sunshine days in August
Owan, Japan
- Average sunshine days in August: 9.8 days
The month with the most sunshine days is July (12.6 days).
The month with the least sunshine days is September (7.1 days).
Average UV index in August
Owan, Japan
- Average UV index in August: 7
The months with the highest UV index are June, July, August and September (UV index 7).
The month with the lowest UV index is December (UV index 4).
Average cloud cover in August
Owan, Japan
- Average cloud cover in August: 35
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is July (Cloud cover 34).
Average visibility in August
Owan, Japan
- Average visibility in August: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).





