July weather forecast
Barceloneta, PR

July’s weather in Barceloneta exhibits a slight lowering in the temperature but less so than might be expected from the mid-summer month. However, the sea temperature remains ideal for a range of water-based activities. The weather becomes marginally wetter than June, with a total of 2.4" (61mm) of rainfall throughout 16.9 days. Thus, vacationers expecting constant sunshine might encounter some rainy days during their stay.

Temperature

Barceloneta's weather, upon July's arrival, documents an average high-temperature of a still moderately hot 84.7°F (29.3°C), nearly identical to the prior month. July sees a slight dip to an average low temperature of 78.1°F (25.6°C) from the daytime highs.

Heat index

July's average heat index is evaluated at a fiery hot 95°F (35°C). Undertake extra safety actions, heat cramps and heat exhaustion are expected. Heatstroke may result from lengthy activity.
One should consider that heat index numbers are for shaded settings and light wind. Facing direct sunlight may hike up the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is derived by integrating air temperature with the existing relative humidity to express the perceived warmth. Factors including metabolic differences, physical activity, and clothing are additional elements that influence the individual's temperature experience. Be mindful that being in direct sunlight might mean feeling hotter, with the heat index rising by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Children frequently do not comprehend the need for rest and hydration. Thirst is an advanced stage of dehydration - staying hydrated, especially during extended physical exercises, is essential.
The human body cools itself through perspiration, as excessive warmth is removed from the body through sweat evaporation. During conditions of high air temperature and humidity (high heat index), the body's ability to perspire is inhibited, increasing the sensation of warmth. When the heat gained surpasses the body's cooling capacity, temperatures rise, signaling potential health concerns.

Humidity

May through July, October and November, with an average relative humidity of 79%, are the most humid months.

Rainfall

In Barceloneta, in July, during 16.9 rainfall days, 2.4" (61mm) of precipitation is typically accumulated. In Barceloneta, during the entire year, the rain falls for 213.7 days and collects up to 28.66" (728mm) of precipitation.

Ocean temperature

In Barceloneta, in July, the average water temperature is 83.5°F (28.6°C).
Note: For swimming, diving, and enjoying other water activities, the range of 77°F (25°C) to 84.2°F (29°C) in water temperature is considered ideal, offering pleasure for extended periods without discomfort.

Daylight

In July, the average length of the day is 13h and 7min.
On the first day of the month, sunrise is at 5:53 am and sunset at 7:06 pm. On the last day of July, sunrise is at 6:03 am and sunset at 7:01 pm AST.

Sunshine

In Barceloneta, the average sunshine in July is 10h.

UV index

April through November, with an average maximum UV index of 7, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: In July, a daily UV index of 7 turns into the following recommendations:
Ward off overexposure. Defence against solar harm is crucial. Between 10 a.m. and 4 p.m., the Sun emits the most powerful UV radiation. Limit direct exposure to the Sun during these hours. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Beware! The strength of the UV rays is significantly increased by the reflection of the water and sand.