August weather forecastAtami, Japan
August
Weather in August
The last month of the summer, August, is another warm month in Atami, Japan, with temperature in the range of an average low of 23.3°C (73.9°F) and an average high of 28.5°C (83.3°F).Temperature
In Atami, the highest average temperatures are observed in August, with a high of 28.5°C (83.3°F) and a low of 23.3°C (73.9°F).Heat index
For most parts of August, the heat index is computed to be a tropical 34°C (93.2°F). Greater preventive actions are needed, heat exhaustion and heat cramps are likely. Persistent activity could provoke heatstroke.Heat index details are generally centered around shaded locations and a mild breeze. The heat index has the possibility to be enhanced by 15 Fahrenheit (8 Celsius) degrees when there is direct sun exposure.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is a composite of temperature and humidity figures to convey how warm it feels. The impression of weather on a person can be swayed by additional aspects, including metabolic variations, pregnancy, and activity levels. Remember, direct sunlight exposure can heighten the heat impact and might increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical 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.
Humidity
The average relative humidity in August is 81%.Rainfall
In August, in Atami, the rain falls for 16.6 days. Throughout August, 65mm (2.56") of precipitation is accumulated. Throughout the year, in Atami, Japan, there are 174.9 rainfall days, and 1233mm (48.54") of precipitation is accumulated.Snowfall
March through December are months without snowfall.Sea temperature
The month with the warmest seawater in Atami is August, with an average sea temperature of 26.2°C (79.2°F).Note: Temperatures between 25°C (77°F) and 29°C (84.2°F) in water are ideal for swimming, diving, and other activities, providing enjoyment and comfort for extended durations.
Daylight
In August, the average length of the day in Atami is 13h and 28min.On the first day of the month, sunrise is at 04:53 and sunset at 18:47. On the last day of August, in Atami, sunrise is at 05:15 and sunset at 18:12 JST.
Sunshine
With an average of 10h of sunshine, August has the most sunshine of the year.UV index
June through August, with an average maximum UV index of 6, are months with the highest UV index in Atami, Japan. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for average individuals.Note: In August, the UV index of 6 transforms into the following advice:
Use measures and accept sun safety conventions. Guarding against skin and eye trauma is of high priority. Limit your direct sun exposure, especially between 10 a.m. and 4 p.m., when UV radiation is strongest. Shade structures might not provide complete sun protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Be attentive! The UV exposure is heightened with reflections from sand and water.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Atami, Japan
- Average high temperature in August: 28.5°C
The warmest month (with the highest average high temperature) is August (28.5°C).
The month with the lowest average high temperature is January (8.3°C).
- Average low temperature in August: 23.3°C
The month with the highest average low temperature is August (23.3°C).
The coldest month (with the lowest average low temperature) is January (2.8°C).
Average pressure in August
Atami, Japan
- Average pressure in August: 1010.2mbar
The month with the highest atmospheric pressure is November (1018.1mbar).
The month with the lowest atmospheric pressure is June (1009.1mbar).
Average wind speed in August
Atami, Japan
- Average wind speed in August: 11.7km/h
The windiest month (with the highest average wind speed) is March (15.2km/h).
The calmest month (with the lowest average wind speed) is August (11.7km/h).
Average humidity in August
Atami, Japan
- Average humidity in August: 81%
The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is January (67%).
Average rainfall in August
Atami, Japan
- Average rainfall in August: 65mm
The wettest month (with the highest rainfall) is July (165mm).
The driest month (with the least rainfall) is January (52mm).
Average rainfall days in August
Atami, Japan
- Average rainfall days in August: 16.6 days
The month with the highest number of rainy days is July (18.8 days).
The month with the least rainy days is January (8.6 days).
Average snowfall in August
Atami, Japan
- Average snowfall in August: 0mm
The month with the highest snowfall is February (28mm).
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0mm).
Average snowfall days in August
Atami, Japan
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is February (1.2 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average sea temperature in August
Atami, Japan
- Average sea temperature in August: 26.2°C
The best month for swimming (with the highest average sea temperature) is August (26.2°C).
The coldest month (with the lowest average sea temperature) is February (15.3°C).
Average daylight in August /
Average sunshine in August
Atami, 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 48min).
- Average sunshine in August: 10h and 0min
The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 5h and 24min).
Average sunshine days in August
Atami, Japan
- Average sunshine days in August: 10.8 days
The month with the most sunshine days is January (19.9 days).
The month with the least sunshine days is July (8.5 days).
Average UV index in August
Atami, Japan
- Average UV index in August: 6
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January and February (UV index 2).
Average cloud cover in August
Atami, Japan
- Average cloud cover in August: 36
The month with the most cloud cover is June (Cloud cover 48).
The month with the least cloud cover is January (Cloud cover 29).
Average visibility in August
Atami, Japan
- Average visibility in August: 10km
The months with the highest visibility are January, February, March, August, October, November and December (10km).
The months with the lowest visibility are April, May, June, July and September (9km).





