August weather forecastIgei, Japan
August
Weather in August
The last month of the summer, August, is also a moderately hot month in Igei, Japan, with temperature in the range of an average low of 28.2°C (82.8°F) and an average high of 29.5°C (85.1°F).Temperature
August is the month that records the highest temperatures, with averages ranging from a high of 29.5°C (85.1°F) to a low of 28.2°C (82.8°F).Heat index
In August, the heat index is estimated at a sweltering 36°C (96.8°F). More protective measures are required - heat exhaustion and heat cramps are likely. Heatstroke may follow lengthy activity.When referencing the heat index, its values are suitable for shady environments and light breezes. Heat index values can rise by 15 Fahrenheit (8 Celsius) degrees when in direct sunlight.
Note: The heat index, also known as 'feels like' or 'apparent temperature', ties air temperature with relative humidity to produce the perceived temperature sensation. The individual's impression of temperature can be affected by numerous factors such as metabolic variations, physical exertion, and attire. In the direct sunlight, the weather's impact can be amplified, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Children often overlook the need for breaks and fluid intake. Thirst is a late-stage sign of dehydration - hence, it is necessary to stay hydrated, especially during extended periods of physical activities.
Evaporation of sweat is the main factor behind the cooling effect of perspiration in the human body. An elevated level of relative humidity hinders evaporation, leading to decreased heat elimination from the body, inducing a sensation of excess heat. Overheating can ensue when the body accumulates more heat than it can release, and dehydration severity may vary.
Humidity
The average relative humidity in August is 81%.Rainfall
In Igei, during August, the rain falls for 21.2 days and regularly aggregates up to 168mm (6.61") of precipitation. Throughout the year, there are 229 rainfall days, and 1437mm (56.57") of precipitation is accumulated.Daylight
In August, the average length of the day in Igei is 13h and 4min.On the first day of the month, sunrise is at 05:53 and sunset at 19:15. On the last day of August, in Igei, sunrise is at 06:07 and sunset at 18:49 JST.
Sunshine
In Igei, the average sunshine in August is 9.2h.UV index
June through September, with an average maximum UV index of 7, are months with the highest UV index in Igei. A UV Index value of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The UV index of 7 during August translates into the following guidance:
Adhere to precautions and respect sun safety doctrines. Avoiding sunburn is vital. 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. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Igei, 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
Igei, 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
Igei, Japan
- Average wind speed in August: 21.6km/h
The windiest month (with the highest average wind speed) is December (27km/h).
The calmest month (with the lowest average wind speed) is May (19.2km/h).
Average humidity in August
Igei, Japan
- Average humidity in August: 81%
The month with the highest relative humidity is June (87%).
The month with the lowest relative humidity is January (72%).
Average rainfall in August
Igei, Japan
- Average rainfall in August: 168mm
The wettest month (with the highest rainfall) is June (205mm).
The driest month (with the least rainfall) is February (61mm).
Average rainfall days in August
Igei, Japan
- Average rainfall days in August: 21.2 days
The month with the highest number of rainy days is January (22.6 days).
The months with the least rainy days are March and November (16.5 days).
Average daylight in August /
Average sunshine in August
Igei, 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 12min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).
Average sunshine days in August
Igei, Japan
- Average sunshine days in August: 7.7 days
The month with the most sunshine days is April (11 days).
The month with the least sunshine days is January (5.4 days).
Average UV index in August
Igei, 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
Igei, Japan
- Average cloud cover in August: 36
The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is July (Cloud cover 35).
Average visibility in August
Igei, Japan
- Average visibility in August: 10km
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (10km).
The month with the lowest visibility is May (9km).





