August weather forecast
Nanjo, Japan

August

Weather in August

August, the last month of the summer in Nanjo, is another warm month, with an average temperature fluctuating between 28.3°C (82.9°F) and 29.4°C (84.9°F).

Temperature

The warmest month is August, with an average high-temperature of 29.4°C (84.9°F) and an average low-temperature of 28.3°C (82.9°F).

Heat index

The heat index value during August is estimated at a sweltering 36°C (96.8°F). Implement additional cautionary measures, heat cramps and heat exhaustion could occur. Prolonged activity might induce heatstroke.
Heat index details are generally centered around shaded locations and a mild breeze. Heat index values may surge by up to 15 Fahrenheit (8 Celsius) degrees in the presence of direct sunlight.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is a measure that combines air temperature and relative humidity into a single value that indicates how hot the weather feels. Factors such as metabolic variations, being pregnant, and physical activity can impact an individual's weather perception. 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 are quite important for babies and toddlers. Children regularly disregard the necessity to rest and replenish fluids. Thirst is a late symptom of dehydration - thus, maintaining hydration, particularly during long-lasting physical activities, is essential.
Perspiration is essential for the human body; it facilitates cooling through the process of sweat evaporation. High relative humidity reduces the evaporation rate, resulting in a lower heat removal rate from the body, causing the perception of being overheated. When body temperature rises due to an imbalance in heat gain, there's a potential for dehydration and overheating.

Humidity

In Nanjo, Japan, the average relative humidity in August is 81%.

Rainfall

In Nanjo, in August, it is raining for 20.8 days, with typically 169mm (6.65") of accumulated precipitation. Throughout the year, there are 227.4 rainfall days, and 1405mm (55.31") of precipitation is accumulated.

Daylight

The average length of the day in August is 13h and 2min.
On the first day of the month, sunrise is at 05:54 and sunset at 19:15. On the last day of August, sunrise is at 06:08 and sunset at 18:49 JST.

Sunshine

In Nanjo, the average sunshine in August is 9h.

UV index

June through September, 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 exposure to the Sun's UV radiation for ordinary individuals.
Note: A typical high UV index of 7 in August suggests the following recommendations:
Ward off overexposure. Defence against solar harm is crucial. Avoid direct Sun exposure and seek shade between 10 a.m. and 4 p.m., when UV radiation is at its peak, but keep in mind that not all shade structures provide complete protection. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.

Frequently asked questions

What is the hottest time of year?
In Nanjo, temperatures reach their average annual highs in August, measuring 29.4°C (84.9°F) and a minimum average of 28.3°C (82.9°F).
How hot is August?
During August, Nanjo experiences an average high-temperature of 29.4°C (84.9°F) and a low-temperature of 28.3°C (82.9°F). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines air temperature and relative humidity, in August is estimated at 36°C (96.8°F).
What is the average humidity in August in Nanjo?
In Nanjo, the average relative humidity in August is 81%.
How much does it rain in August?
In August, the rain falls for 20.8 days. Throughout August, 169mm (6.65") of precipitation is accumulated.
What is the average length of the day in August?
The average day length in August is 13h and 2min.
When are sunrise and sunset in August in Nanjo?
In August, on the first day of the month, sunrise is at 05:54 and sunset at 19:15. On the last day of the month, sunrise is at 06:08 and sunset at 18:49 JST.
How many hours of sunshine does Nanjo have in August?
In August, the average sunshine duration is 9h.
When is the highest UV index?
The months with the highest UV index are June through September, with an average maximum UV index of 7.
What is the UV index intensity in August?
In Nanjo, the average daily maximum UV index in August is 7. A UV Index estimate of 6 to 7 represents a high health threat from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in August - Nanjo, Japan
Average temperature in August
Nanjo, Japan
  • Average high temperature in August: 29.4°C

The warmest month (with the highest average high temperature) is August (29.4°C).
The month with the lowest average high temperature is January (18.9°C).

  • Average low temperature in August: 28.3°C

The month with the highest average low temperature is August (28.3°C).
The coldest month (with the lowest average low temperature) is January (17°C).

Average pressure in August - Nanjo, Japan
Average pressure in August
Nanjo, Japan
  • Average pressure in August: 1006.6mbar

The month with the highest atmospheric pressure is January (1020.8mbar).
The month with the lowest atmospheric pressure is August (1006.6mbar).

Average wind speed in August - Nanjo, Japan
Average wind speed in August
Nanjo, Japan
  • Average wind speed in August: 22.3km/h

The windiest month (with the highest average wind speed) is December (28.4km/h).
The calmest month (with the lowest average wind speed) is May (20.1km/h).

Average humidity in August - Nanjo, Japan
Average humidity in August
Nanjo, Japan
  • Average humidity in August: 81%

The month with the highest relative humidity is June (86%).
The month with the lowest relative humidity is January (72%).

Average rainfall in August - Nanjo, Japan
Average rainfall in August
Nanjo, Japan
  • Average rainfall in August: 169mm

The wettest month (with the highest rainfall) is June (201mm).
The driest month (with the least rainfall) is February (59mm).

Average rainfall days in August - Nanjo, Japan
Average rainfall days in August
Nanjo, Japan
  • Average rainfall days in August: 20.8 days

The month with the highest number of rainy days is June (21.5 days).
The month with the least rainy days is July (16.4 days).

Average daylight in August / Average sunshine in August - Nanjo, Japan
Average daylight in August /
Average sunshine in August
Nanjo, Japan
  • Average daylight in August: 13h and 0min

The month with the longest days is June (Average daylight: 13h and 42min).
The month with the shortest days is December (Average daylight: 10h and 30min).

  • Average sunshine in August: 9h and 0min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).

Average sunshine days in August - Nanjo, Japan
Average sunshine days in August
Nanjo, Japan
  • Average sunshine days in August: 7.3 days

The month with the most sunshine days is July (11.9 days).
The month with the least sunshine days is December (5.7 days).

Average UV index in August - Nanjo, Japan
Average UV index in August
Nanjo, 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 - Nanjo, Japan
Average cloud cover in August
Nanjo, Japan
  • Average cloud cover in August: 36

The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is July (Cloud cover 34).

Average visibility in August - Nanjo, Japan
Average visibility in August
Nanjo, 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).

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