July weather forecast
Wahiawa, HI

July experiences a further increase in temperature, making it the perfect month to immerse in Wahiawa's beach culture. The warm Hawaiian sun coupled with an adequate breeze creates an ideal summer weather. A lesser need for a jacket comes as days and nights grow warmer, and summer outfits rule the city's fashion trends. A dip in the sea becomes more appealing during this period. In July, the temperature reaches its apex at 81.1°F (27.3°C), reinforcing the dominance of summer.

Temperature

Wahiawa experiences an average high-temperature of a still moderately hot 81.1°F (27.3°C) in July, subtly different from June's 80.1°F (26.7°C). Wahiawa's nights in July maintain a consistent average of 73.6°F (23.1°C), demonstrating a minimal differential from its daytime temperature.

Heat index

July's mean heat index is appraised at a hot 86°F (30°C). With extended exposure and activity, one might feel exhausted and experience heat cramps.
When considering the heat index, it's pivotal to note it is for shade and mild wind conditions. If directly exposed to the sun, the heat index could rise by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', offers an insight into how hot it feels when we factor in moisture content. The impact of weather is individual, with diverse individuals experiencing it differently due to variations in body mass, height, and activity levels. It is important to note that direct sunlight can intensify the weather impact, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Children commonly overlook the importance of rest and fluid replenishment. Thirst, being a delayed sign of dehydration, emphasizes the need to keep hydration up, especially during lengthy physical activities.

Humidity

In July, the average relative humidity is 74%.

Rainfall

July is the month with the least rainfall in Wahiawa, Hawaii. Rain falls for 22.7 days and accumulates 1.26" (32mm) of precipitation.

Daylight

The average length of the day in July in Wahiawa is 13h and 17min.
On the first day of July, sunrise is at 5:53 am and sunset at 7:18 pm. On the last day of the month, sunrise is at 6:05 am and sunset at 7:11 pm HST.

Sunshine

In July, the average sunshine in Wahiawa is 8h.

UV index

The months with the highest UV index in Wahiawa, Hawaii, are March through November, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: The average daily UV index of 6 in July transforms into the following instructions:
Enforce precautions and stick to sun safety measures. Preservation from skin and eye damage is essential. Stay in the shade and limit sun exposure from 10 a.m. to 4 p.m., when UV radiation is most potent. Keep in mind that shade structures like parasols or canopies do not offer full protection. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.