August weather forecastObu, Japan
August
Weather in August
The last month of the summer, August, is also a hot month in Obu, Japan, with temperature in the range of an average high of 32.5°C (90.5°F) and an average low of 24.7°C (76.5°F).Temperature
August is the month when Obu's temperatures reach their peak, with averages of 32.5°C (90.5°F) and lows of 24.7°C (76.5°F).Heat index
In August, the heat index is computed to be a scorching 43°C (109.4°F). Be cautious: Heat exhaustion along with heat cramps are predicted. Heatstroke is a possible consequence of continuous physical effort.Heat index readings emphasize conditions of light breezes and shaded spots. Heat index values might soar by up to 15 Fahrenheit (8 Celsius) degrees with exposure to direct sunshine.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is a measure of how hot it feels when the actual air humidity is factored in. Elements such as metabolic variations, pregnancy, and physical exertion can influence one's weather perception. Being under direct sunshine can magnify the heat experience, possibly pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Children frequently underestimate the necessity to rest and hydrate. Thirst is a late sign of dehydration - thus, it is vital to stay hydrated, particularly during lengthy physical exercises.
The body's innate mechanism to counteract overheating is through perspiration, as it leverages the cooling effects of sweat evaporation. Under high air temperature coupled with high humidity (high heat index), the body's perspiration is reduced, intensifying the sensation of heat. As the body gains more heat than it can dissipate, there's a risk of increasing temperatures and resultant overheating.
Humidity
In Obu, the average relative humidity in August is 72%.Rainfall
In August, the rain falls for 15 days. Throughout August, 73mm (2.87") of precipitation is accumulated. In Obu, during the entire year, the rain falls for 142.7 days and collects up to 863mm (33.98") of precipitation.Snowfall
In Obu, Japan, snow does not fall in March through November.Daylight
In Obu, the average length of the day in August is 13h and 27min.On the first day of August in Obu, sunrise is at 05:01 and sunset at 18:55. On the last day of the month, sunrise is at 05:24 and sunset at 18:20 JST.
Sunshine
August has the most sunshine of the year, with an average of 10.4h of sunshine.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 threat to health from unsafe exposure to UV radiation for the average person.Note: In August, the maximum UV index of 7 translates into these guidelines:
Escape overexposure. People with light skin may incur burns in fewer than 20 minutes. 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. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Obu, Japan
- Average high temperature in August: 32.5°C
The warmest month (with the highest average high temperature) is August (32.5°C).
The month with the lowest average high temperature is January (8.1°C).
- Average low temperature in August: 24.7°C
The month with the highest average low temperature is August (24.7°C).
The coldest month (with the lowest average low temperature) is January (1.6°C).
Average pressure in August
Obu, Japan
- Average pressure in August: 1010.1mbar
The month with the highest atmospheric pressure is November (1019.1mbar).
The month with the lowest atmospheric pressure is June (1009.1mbar).
Average wind speed in August
Obu, Japan
- Average wind speed in August: 8.8km/h
The windiest months (with the highest average wind speed) are January and February (11.8km/h).
The calmest months (with the lowest average wind speed) are June and July (8.6km/h).
Average humidity in August
Obu, Japan
- Average humidity in August: 72%
The month with the highest relative humidity is July (78%).
The month with the lowest relative humidity is February (68%).
Average rainfall in August
Obu, Japan
- Average rainfall in August: 73mm
The wettest month (with the highest rainfall) is July (165mm).
The driest month (with the least rainfall) is January (25mm).
Average rainfall days in August
Obu, Japan
- Average rainfall days in August: 15 days
The month with the highest number of rainy days is July (19.2 days).
The month with the least rainy days is January (8.1 days).
Average snowfall in August
Obu, Japan
- Average snowfall in August: 0mm
The month with the highest snowfall is January (18mm).
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0mm).
Average snowfall days in August
Obu, Japan
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is January (2.6 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
Obu, Japan
- Average daylight in August: 13h and 30min
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 24min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 5h and 36min).
Average sunshine days in August
Obu, Japan
- Average sunshine days in August: 13.3 days
The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is July (9.8 days).
Average UV index in August
Obu, 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
Obu, Japan
- Average cloud cover in August: 36
The month with the most cloud cover is July (Cloud cover 46).
The month with the least cloud cover is November (Cloud cover 33).
Average visibility in August
Obu, Japan
- Average visibility in August: 9km
The month with the highest visibility is February (10km).
The month with the lowest visibility is July (8km).





