August weather forecastKowa, Japan
August
Weather in August
August, the last month of the summer in Kowa, is a hot month, with an average temperature varying between 31.4°C (88.5°F) and 25°C (77°F).Temperature
August, having an average high-temperature of 31.4°C (88.5°F) and an average low-temperature of 25°C (77°F), is the warmest month.Heat index
August's average heat index is computed to be a blisteringly hot 40°C (104°F). Exercise extra preventive actions, heat cramps and heat exhaustion are plausible. Continuous activity could result in heatstroke.Given the heat index, its values are aligned with shaded sites and gentle winds. Heat index values have the potential to be boosted by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'feels like' or 'felt air temperature', shows a temperature sensation when both heat and moisture conditions are combined. The influence of weather is personal, differing among individuals based on variations in body mass, stature, and the degree of physical exertion. Direct exposure to the sun's rays can enhance the felt temperature, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Kids frequently fail to realize the necessity for resting and hydrating. Thirst is an advanced indication of dehydration - hence, maintaining hydration, especially during extended physical activities, becomes essential.
The human body has a built-in cooling mechanism through perspiration; evaporating sweat dissipates the excess heat. Excessive relative humidity disturbs the body's typical cooling process by reducing evaporation, leading to a decrease in body cooling rate and an increase in the sensation of warmth. Potential thermal conditions emerge as the body's heat gain outpaces its cooling mechanisms.
Humidity
In Kowa, the average relative humidity in August is 74%.Rainfall
In Kowa, in August, during 17.3 rainfall days, 78mm (3.07") of precipitation is typically accumulated. Throughout the year, there are 156 rainfall days, and 899mm (35.39") of precipitation is accumulated.Snowfall
In Kowa, snow does not fall in March through November.Daylight
In August, the average length of the day in Kowa is 13h and 26min.On the first day of August in Kowa, Japan, sunrise is at 05:02 and sunset at 18:55. On the last day of the month, sunrise is at 05:24 and sunset at 18:20 JST.
Sunshine
With an average of 10.7h of sunshine, August has the most sunshine of the year.UV index
July and August, with an average maximum UV index of 7, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: The daily maximum UV index of 7 in August interprets into the following advice:
Fend off overexposure. Sun protection is vital. Avoid direct Sun exposure and seek shade from 10 a.m. to 4 p.m., the period of highest UV radiation. Remember, however, that not all shade structures offer full protection. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Kowa, Japan
- Average high temperature in August: 31.4°C
The warmest month (with the highest average high temperature) is August (31.4°C).
The month with the lowest average high temperature is January (8.3°C).
- Average low temperature in August: 25°C
The month with the highest average low temperature is August (25°C).
The coldest month (with the lowest average low temperature) is January (2.6°C).
Average pressure in August
Kowa, Japan
- Average pressure in August: 1010mbar
The month with the highest atmospheric pressure is November (1019.1mbar).
The month with the lowest atmospheric pressure is June (1009mbar).
Average wind speed in August
Kowa, Japan
- Average wind speed in August: 9.4km/h
The windiest month (with the highest average wind speed) is January (14.3km/h).
The calmest month (with the lowest average wind speed) is July (9.1km/h).
Average humidity in August
Kowa, Japan
- Average humidity in August: 74%
The month with the highest relative humidity is July (80%).
The month with the lowest relative humidity is February (69%).
Average rainfall in August
Kowa, Japan
- Average rainfall in August: 78mm
The wettest month (with the highest rainfall) is July (161mm).
The driest month (with the least rainfall) is January (27mm).
Average rainfall days in August
Kowa, Japan
- Average rainfall days in August: 17.3 days
The month with the highest number of rainy days is July (20.5 days).
The month with the least rainy days is November (8.6 days).
Average snowfall in August
Kowa, Japan
- Average snowfall in August: 0mm
The month with the highest snowfall is January (15mm).
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0mm).
Average snowfall days in August
Kowa, Japan
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is January (2.7 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
Kowa, Japan
- Average daylight in August: 13h and 24min
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 42min
The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 5h and 48min).
Average sunshine days in August
Kowa, Japan
- Average sunshine days in August: 11.2 days
The month with the most sunshine days is November (18.6 days).
The month with the least sunshine days is July (7.8 days).
Average UV index in August
Kowa, Japan
- Average UV index in August: 7
The months with the highest UV index are July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover in August
Kowa, Japan
- Average cloud cover in August: 33
The month with the most cloud cover is July (Cloud cover 43).
The month with the least cloud cover is November (Cloud cover 31).
Average visibility in August
Kowa, Japan
- Average visibility in August: 9km
The months with the highest visibility are January, February, March, November and December (10km).
The months with the lowest visibility are April, May, June, July, August, September and October (9km).





