July weather forecast
Shimabuku, Japan

July, like June, in Shimabuku, Japan, is a moderately hot summer month, with an average temperature ranging between max 29.1°C (84.4°F) and min 27.8°C (82°F).

Temperature

Upon the onset of July, Shimabuku witnesses an average high-temperature of a still moderately hot 29.1°C (84.4°F), showing a close resemblance to the prior month. A slight dip in temperature to a still warm 27.8°C (82°F) marks the average nights during July.

Heat index

The heat index for July is calculated to be a torrid 36°C (96.8°F). Incorporate additional preventive steps, heat exhaustion and heat cramps are possible. Long-lasting activity may cause heatstroke.
The heat index's values are generally associated with conditions in shade and light breezes. The heat index has the potential to rise by 15 Fahrenheit (8 Celsius) degrees with direct sunshine exposure.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is derived by integrating air temperature with the existing relative humidity to express the perceived warmth. Additional elements encompassing metabolic differences, the degree of physical activity, and attire can impact the individual's perception of temperature. Keep in mind that direct sunshine exposure can amplify the weather's effects, possibly increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. 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.
Through perspiration, the body has a natural mechanism to eliminate excessive heat via sweat evaporation. Under high air temperature and high humidity (high heat index) conditions, the body's ability to perspire is compromised, increasing the sensation of heat. When body heat isn't effectively managed, risks of dehydration and overheating amplify.

Humidity

In Shimabuku, the average relative humidity in July is 83%.

Rainfall

In Shimabuku, Japan, in July, it is raining for 16.1 days, with typically 125mm (4.92") of accumulated precipitation. In Shimabuku, during the entire year, the rain falls for 215.5 days and collects up to 1300mm (51.18") of precipitation.

Daylight

The average length of the day in July in Shimabuku is 13h and 37min.
On the first day of the month, sunrise is at 05:39 and sunset at 19:25. On the last day of July, sunrise is at 05:53 and sunset at 19:16 JST.

Sunshine

With an average of 10.5h of sunshine, July has the most sunshine of the year in Shimabuku.

UV index

The months with the highest UV index are June through September, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum daily UV index, 7 in July, converts into the following recommendations:
Exercise precautions and adapt sun safety practices. Defence against skin and eye affliction is paramount. Seek shade and limit direct Sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its peak, but be aware that not all shade structures provide complete sun protection. Always opt for UVA and UVB-resistant sunglasses on radiant days.