June weather forecast
San Rafael, Cuba

The first month of the summer, June, is still a hot month in San Rafael, Cuba, with an average temperature fluctuating between 32.5°C (90.5°F) and 23.1°C (73.6°F).

Temperature

June's commencement is accompanied by an average high-temperature of a still hot 32.5°C (90.5°F), diverging marginally from May's 31.3°C (88.3°F). San Rafael's temperature tends to fall to an average low of 23.1°C (73.6°F) during the nights of June.

Heat index

June's average heat index is calculated to be a burning hot 45°C (113°F). Be careful: Heat exhaustion and heat cramps are probable. Heatstroke may result from extended activity.
Heat index evaluations are typically in the context of light winds and shaded environments. The heat index has the possibility to be enhanced by 15 Fahrenheit (8 Celsius) degrees when there is direct sun exposure.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. Elements such as metabolic variations, pregnancy, and physical exertion can shape one's weather perception. Direct exposure to sun rays can potentially augment the heat sensation, elevating the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to 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.
One way the human body deals with excessive warmth is by perspiring and allowing sweat to evaporate. A surge in relative humidity can disrupt the body's normal cooling function by slowing evaporation, hence reducing the rate at which the body cools and intensifying the perception of heat. Overheating and potential dehydration arise when body heat gain eclipses its release capability.

Humidity

In San Rafael, Cuba, the average relative humidity in June is 77%.

Rainfall

In June, the rain falls for 13.5 days. Throughout June, 24mm (0.94") of precipitation is accumulated. In San Rafael, during the entire year, the rain falls for 150.7 days and collects up to 261mm (10.28") of precipitation.

Daylight

June has the longest days of the year, with an average of 13h and 24min of daylight.
On the first day of June, sunrise is at 06:23 and sunset at 19:42. On the last day of the month, sunrise is at 06:27 and sunset at 19:50 CDT.

Sunshine

In June, the average sunshine is 10.8h.

UV index

April through September, with an average maximum UV index of 7, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: The UV index of 7 in June translates into these instructions:
Use measures and accept sun safety conventions. Guarding against skin and eye trauma is of high priority. Avoid direct exposure to the Sun between 10 a.m. and 4 p.m., the peak period for UV radiation, noting that objects like parasols or canopies might not offer complete sun protection. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.