July weather forecast
Hagåtña, GU

July signifies the height of summer, a season typically associated with scorching heatwaves. Yet, the tropical paradise of Hagåtña remains impervious to this trend. Showers become abundant with a recorded high rainfall of 7.52" (191mm) spanning over 28.9 days, amounting to one of the wettest months of the year. The city pulsates with a certain liveliness and charm, inviting you to lose yourself amidst the enchanting sceneries and heartwarming festivities.

Temperature

Hagåtña's peak temperatures tend to occur in July and August, with an average high-temperature of 84.7°F (29.3°C).

Heat index

The heat index in July is computed to be a fiery hot 95°F (35°C). Heightened precautions are necessary, heat cramps and heat exhaustion are potential risks. Continuous activity could lead to heatstroke.
Understanding the heat index involves considering values for shaded locales with light wind. Heat index values have the potential to be boosted by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'real feel', binds temperature metrics with humidity values to give a sense of the actual warmth. This effect is subjective, differing among individuals based on their physical activity and perception of heat, which can be influenced by factors like wind, clothing, and metabolic variances. In direct sunlight, the heat's impact can be heightened, potentially leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Younglings frequently fail to recognize the requirement to rest and rehydrate. Thirst emerges late in dehydration - it is imperative to keep hydration levels high, particularly during extended physical exertions.
The natural method the human body uses to remove excess heat is by perspiring and letting sweat evaporate. In the presence of abundant moisture in the atmosphere, the cooling process through evaporation is hindered, causing the body to feel excessively warm. If the body retains more heat than it can expel, the increasing temperature can lead to heat-related conditions.

Humidity

In July, the average relative humidity is 77%.

Rainfall

In July, in Hagåtña, the rain falls for 28.9 days. Throughout July, 7.52" (191mm) of precipitation is accumulated. In Hagåtña, during the entire year, the rain falls for 288.5 days and collects up to 60.08" (1526mm) of precipitation.

Ocean temperature

In July, the average ocean temperature is 85.1°F (29.5°C).
Note: Water activities in temperatures ranging from 77°F (25°C) to 84.2°F (29°C) are pleasurable, without feeling uncomfortable even during extended periods.

Daylight

In July, the average length of the day is 12h and 50min.
On the first day of July in Hagåtña, sunrise is at 5:57 am and sunset at 6:52 pm. On the last day of the month, sunrise is at 6:05 am and sunset at 6:49 pm ChST.

Sunshine

In July, the average sunshine in Hagåtña is 8.6h.

UV index

January through August, October through December, with an average maximum UV index of 7, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A daily high UV index of 7 in July leads to these guidelines:
Refrain from overexposure. Fair-skinned individuals could burn in under 20 minutes. The hours from 10 a.m. to 4 p.m. have the most intense UV radiation. As much as possible, limit direct sun exposure during this period. To cut down UV radiation exposure by about half, sport a wide-brim hat. Caution! The Sun's UV intensity grows with reflections off sand and water.