July weather forecast
Hateruma, Japan

July, the same as June, is a moderately hot summer month in Hateruma, Japan, with an average temperature fluctuating between 29.3°C (84.7°F) and 28.4°C (83.1°F).

Temperature

Hateruma's warmest period falls in July and August, when the average high-temperatures ascend to 29.3°C (84.7°F).

Heat index

The heat index value for July is calculated to be a fiery hot 36°C (96.8°F). Emphasize additional safety, risk of heat cramps and heat exhaustion is high. Continuous activity might result in heatstroke.
It is important to note that the heat index values are for shaded areas and light wind scenarios. A direct sunlight exposure may boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', evaluates the perceived heat by adding the effect of moisture in the air. The influence of weather is personal, differing among individuals based on variations in body mass, stature, and the degree of physical exertion. Understand that direct sun rays can influence the weather's impact, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Kids frequently fail to realize the necessity for resting and hydrating. Thirst is an advanced indication of dehydration - hence, maintaining hydration, especially during extended physical activities, becomes essential.
The human body cools itself through perspiration, as excessive warmth is removed from the body through sweat evaporation. Increased relative humidity interferes with body cooling by slowing the rate of evaporation, resulting in a slower body cooling rate and a heightened feeling of heat. With body temperatures on the rise, inefficient heat shedding can lead to dehydration and its associated complications.

Humidity

In Hateruma, Japan, the average relative humidity in July is 82%.

Rainfall

In Hateruma, Japan, during July, the rain falls for 16.8 days and regularly aggregates up to 77mm (3.03") of precipitation. In Hateruma, during the entire year, the rain falls for 245.4 days and collects up to 1322mm (52.05") of precipitation.

Daylight

In July, the average length of the day is 13h and 28min.
On the first day of July, sunrise is at 06:00 and sunset at 19:36. On the last day of the month, sunrise is at 06:13 and sunset at 19:28 JST.

Sunshine

In Hateruma, Japan, the average sunshine in July is 8.6h.

UV index

The months with the highest UV index in Hateruma, Japan, are May through September, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: In July, the maximum UV index of 7 suggests this advice:
Implement precautions and maintain sun safety methods. Avoidance of sunburn is demanded. Stay out of direct sunlight and seek shade between 10 a.m. and 4 p.m., when UV radiation is strongest, but remember that shade devices may not offer full sun protection. Employ a wide-brim hat for potent defense against up to 50% of UV rays.