August weather forecastOfuna, Japan
August
Weather in August
The last month of the summer, August, is another warm month in Ofuna, Japan, with temperature in the range of an average low of 25.2°C (77.4°F) and an average high of 29.8°C (85.6°F).Temperature
With average high temperatures of 29.8°C (85.6°F) and lows of 25.2°C (77.4°F), August is the warmest month.Heat index
In August, the heat index is appraised at a torrid 36°C (96.8°F). Take greater precautions, heat exhaustion and heat cramps may be expected. Heatstroke could result from lengthy activity.Heat index values are typically calculated for conditions of shade and a light breeze. Direct sunlight can potentially boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is a metric representing the sensation of warmth when air temperature and moisture come together. Elements such as metabolic variations, pregnancy, and physical exertion can shape one's weather perception. One should be aware that direct sunshine can amplify the perceived temperature, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Younglings frequently fail to recognize the requirement to rest and rehydrate. Thirst emerges late in dehydration - it is imperative to keep hydration levels high, particularly during extended physical exertions.
Perspiration, followed by sweat evaporation, is the human body's chief method to maintain a balanced temperature. When air moisture content is high, the cooling process through evaporation is not as efficient, leading to an ineffective body cooling process and a feeling of overheating. Inadequate heat shedding in the face of rising body temperatures hints at potential dehydration risks.
Humidity
The average relative humidity in August is 76%.Rainfall
In Ofuna, during August, the rain falls for 11.8 days and regularly aggregates up to 31mm (1.22") of precipitation. In Ofuna, during the entire year, the rain falls for 129.4 days and collects up to 351mm (13.82") of precipitation.Snowfall
April through December are months without snowfall.Daylight
The average length of the day in August in Ofuna is 13h and 28min.On the first day of August, sunrise is at 04:50 and sunset at 18:45. On the last day of the month, sunrise is at 05:13 and sunset at 18:10 JST.
Sunshine
August has the most sunshine of the year in Ofuna, with an average of 10.6h of sunshine.UV index
In Ofuna, the average daily maximum UV index in August is 6. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV radiation for the average person.Note: In August, a daily UV index of 6 turns into the following recommendations:
Shun overexposure. Protection from sun ravages is indispensable. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Ofuna, Japan
- Average high temperature in August: 29.8°C
The warmest month (with the highest average high temperature) is August (29.8°C).
The month with the lowest average high temperature is January (9.3°C).
- Average low temperature in August: 25.2°C
The month with the highest average low temperature is August (25.2°C).
The coldest month (with the lowest average low temperature) is January (3.9°C).
Average pressure in August
Ofuna, Japan
- Average pressure in August: 1010.2mbar
The month with the highest atmospheric pressure is November (1018mbar).
The month with the lowest atmospheric pressure is June (1009.1mbar).
Average wind speed in August
Ofuna, Japan
- Average wind speed in August: 14.5km/h
The windiest month (with the highest average wind speed) is March (17.4km/h).
The calmest month (with the lowest average wind speed) is June (13.9km/h).
Average humidity in August
Ofuna, Japan
- Average humidity in August: 76%
The month with the highest relative humidity is July (79%).
The month with the lowest relative humidity is January (60%).
Average rainfall in August
Ofuna, Japan
- Average rainfall in August: 31mm
The wettest month (with the highest rainfall) is July (51mm).
The driest month (with the least rainfall) is February (12mm).
Average rainfall days in August
Ofuna, Japan
- Average rainfall days in August: 11.8 days
The month with the highest number of rainy days is July (15.3 days).
The month with the least rainy days is December (6.1 days).
Average snowfall in August
Ofuna, Japan
- Average snowfall in August: 0mm
The month with the highest snowfall is February (3mm).
The months with the least snowfall are April, May, June, July, August, September, October, November and December (0mm).
Average snowfall days in August
Ofuna, Japan
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is February (1 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
Ofuna, 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 36min
The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 5h and 42min).
Average sunshine days in August
Ofuna, Japan
- Average sunshine days in August: 13.6 days
The month with the most sunshine days is January (22.2 days).
The month with the least sunshine days is July (10.8 days).
Average UV index in August
Ofuna, Japan
- Average UV index in August: 6
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February and December (UV index 3).
Average cloud cover in August
Ofuna, Japan
- Average cloud cover in August: 31
The months with the most cloud cover are March and October (Cloud cover 43).
The months with the least cloud cover are January and December (Cloud cover 29).
Average visibility in August
Ofuna, 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).





