August Weather in Hachijo

Last updated: March 2, 2024

The weather in Hachijo, Japan, during August is characterized by an average temperature of 28°C (82°F). Highs can soar to 29°C (85°F), while lows may dip to 25°C (78°F). Typically, the humidity level in Hachijo throughout August hovers around 85%.

25°C (78°F)

Minimum temperature

28°C (82°F)

Average temperature

29°C (85°F)

Maximum temperature

85%

Humidity

Precipitation and Sunshine hours

In August, Hachijo averages 83 mm (3.3 inches) of rainfall, typically over the course of 10 rainy days. The month enjoys an average of 13 hours 19 minutes of daylight, with the sun shining for approximately 10 hours 46 minutes each day. Additionally, there is a 40% probability of sunny days during this period.

83 mm (3.3 inches)

Precipitation

10 rainy days

Rainy days

10 hours 46 minutes

Sunshine hours

40%

Chance of sun

UV Index

In August, the UV Index in Hachijo reaches a maximum of 11, indicating a level of Extreme exposure. The most intense UV radiation typically occurs between 11:00 and 13:00, during which unprotected skin may burn in as little as 10 minutes.

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00
UVI	2	4	7	9	11	11	10	8	5	3	1	1	0
Exposure	Low	Moderate	High	VeryHigh	Extreme		VeryHigh		Moderate		Low
Time to burn	45 min	30 min	25 min	15 min	10 min		15 min		30 min		45 min