June weather forecast
San Fernando, Trinidad and Tobago

June announces the arrival of the rainy season in San Fernando - the weather turns notably wetter compared with the preceding months. Concurrently, the days become longer, with the sun barely setting, creating an interesting contrast of abundant rainfall and extended sunlight. This month, temperatures fluctuate from a high of 29.7°C (85.5°F) to a lower limit of 26°C (78.8°F). In terms of rainfall, June shows a sharp rise recording a significant 63mm (2.48") over approximately 20.5 days.

Temperature

At the start of June, San Fernando's average high-temperature reaches a still moderately hot 29.7°C (85.5°F), subtly different from the preceding month. In San Fernando, nights during June observe an average temperature decrease to a still moderately hot 26°C (78.8°F).

Heat index

For June, the heat index is appraised at a fiery hot 36°C (96.8°F). More protective measures are required - heat exhaustion and heat cramps are likely. Heatstroke may follow lengthy activity.
Note that heat index values are valued for light wind and location in the shade. Direct sunlight might lead to a heat index increase by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is the outcome of merging air's temperature and its humidity metrics. The individual's experience of temperature can be shaped by numerous aspects such as metabolic variations, physical exertion, and attire. Direct sunlight can potentially raise the heat index by 15 Fahrenheit (8 Celsius) degrees, so it's crucial to consider. Heat index values are primarily vital for children. Young ones regularly neglect the requirement for rest and fluid replenishment. Thirst is a late stage of dehydration - so, it is necessary to keep hydrated, particularly during extended periods of physical exertion.
One way the human body deals with excessive warmth is by perspiring and allowing sweat to evaporate. Under conditions of high temperature and humidity (enhanced heat index), sweat production is compromised, exacerbating the sensation of warmth. When heat uptake goes beyond the body's cooling mechanisms, there's a surge in body temperature, posing health risks.

Humidity

In June, the average relative humidity is 77%.

Rainfall

In San Fernando, Trinidad and Tobago, in June, during 20.5 rainfall days, 63mm (2.48") of precipitation is typically accumulated. Throughout the year, there are 202.6 rainfall days, and 599mm (23.58") of precipitation is accumulated.

Sea temperature

In San Fernando, the average seawater temperature in June is 28°C (82.4°F).
Note: For any water activity, surface water temperatures from 25°C (77°F) to 29°C (84.2°F) are deemed perfect and extremely pleasing for enduring enjoyment.

Daylight

With an average of 12h and 42min of daylight, June has the longest days of the year.
On the first day of the month, sunrise is at 05:43 and sunset at 18:24. On the last day of June, sunrise is at 05:48 and sunset at 18:31 AST.

Sunshine

In San Fernando, the average sunshine in June is 10.1h.

UV index

January through December, with an average maximum UV index of 7, are months with the highest UV index. January through December, with an average maximum UV index of 7, are months with the lowest UV index. A UV Index reading of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for average individuals.
Note: The daily maximum UV index of 7 in June interprets into the following advice:
Shield from overexposure. Defense against sun-related harm is required. 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. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Take caution! The UV rays from the Sun gain strength from sand and water reflections.