June weather forecast
Brownsville, TX

June in Brownsville, Texas, is right in the heart of summer with the weather characteristics being perfectly aligned to the season's persona. Bright sunshine dominates the day for almost 14 hours, defying the slightly increased cloud cover to keep the skies clear enough. Rainfall volume ascends to an impressive 1.22" (31mm), marking the start of the city's wet season. As expected in peak summer, an average high temperature can hit 90.5°F (32.5°C). Despite the enhanced precipitation, the shiny daylight hours ensure that residents can still enjoy beautiful outdoor activities.

Temperature

The advent of June denotes an average high-temperature of a still tropical 90.5°F (32.5°C), subtly different from May's 86.5°F (30.3°C). Brownsville experiences a steady low-temperature of 78.6°F (25.9°C) throughout June.

Heat index

The heat index value during June is evaluated at an extremely hot 109.4°F (43°C). Guard: Heat exhaustion and heat cramps are foreseeable. Prolonged effort may bring about heatstroke.
For clarity, heat index numbers account for light winds and areas under shade. Uninterrupted exposure to the sun may boost the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', arises from combining readings of air temperature and relative moisture content. An individual's perception of weather can be influenced by a variety of factors including metabolic differences, being pregnant, and their degree of physical exertion. Always consider that direct sunlight exposure might heighten the heat's effects, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Children frequently do not understand the need for recuperation and hydration. Thirst, being a late manifestation of dehydration, underlines the need to hydrate frequently, especially when engaging in prolonged physical exercises.
By perspiring, the human body can shed its excessive warmth since evaporated sweat cools it off. Under high air temperature and humidity (high heat index) conditions, perspiration is limited, and the perception of heat is increased. The body is at risk of dehydration and related complications when it fails to shed excessive heat.

Humidity

The average relative humidity in June is 72%.

Rainfall

In Brownsville, in June, it is raining for 10.6 days, with typically 1.22" (31mm) of accumulated precipitation. In Brownsville, during the entire year, the rain falls for 114 days and collects up to 11.22" (285mm) of precipitation.

Daylight

June has the longest days of the year, with an average of 13h and 42min of daylight.
On the first day of the month, sunrise is at 6:38 am and sunset at 8:17 pm. On the last day of June, sunrise is at 6:41 am and sunset at 8:25 pm CDT.

Sunshine

In Brownsville, the average sunshine in June is 10.9h.

UV index

The average daily maximum UV index in June is 7. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for the average person.
Note: In June, the maximum UV index of 7 translates into these guidelines:
Incorporate safeguards and honour sun safety principles. Protection from skin and eye damage is obligatory. 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. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.