June weather forecast
Cacheu, Guinea-Bissau

With rainfall taking a slight drop to 133mm (5.24") in June, the torrential downpour observed in May starts to moderate in Cacheu. However, the humidity remains high, keeping the atmosphere muggy throughout the month. Furthermore, the sea temperature starts to rise significantly, providing a warm, inviting sea throughout the day. Despite reduced daylight hours, the temperatures remain high. Also, June is the start of a reduced sunshine period, which continues throughout the subsequent months.

Temperature

Cacheu marks the start of June with an average high-temperature of a hot 33.8°C (92.8°F), hinting at a slight fluctuation from May's 35.3°C (95.5°F). The low-temperature average for Cacheu during June stands at a warm 25.7°C (78.3°F).

Heat index

For most parts of June, the heat index is computed to be a blisteringly hot 44°C (111.2°F). Be alert: Heat exhaustion along with heat cramps are probable. Heatstroke is a threat with sustained physical activity.
Always consider that heat index estimations are for light winds and places in the shade. Exposure to direct sunlight may make the heat index values climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', gives a temperature feeling by integrating air temperature and humidity. A person's impression of weather can be shaped by many aspects, among them metabolic variations, pregnancy, and levels of physical activity. Given direct exposure to sunlight, one might experience a rise in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it's vital to remain hydrated, particularly during prolonged physical activities.
The process of perspiration is vital for the human body to get rid of excess warmth by allowing sweat to evaporate. Excessive relative humidity disturbs the body's typical cooling process by reducing evaporation, leading to a decrease in body cooling rate and an increase in the sensation of warmth. When the heat gained surpasses the body's cooling capacity, temperatures rise, signaling potential health concerns.

Humidity

In June, the average relative humidity is 65%.

Rainfall

In Cacheu, Guinea-Bissau, in June, it is raining for 10.3 days, with typically 32mm (1.26") of accumulated precipitation. In Cacheu, during the entire year, the rain falls for 103.1 days and collects up to 677mm (26.65") of precipitation.

Sea temperature

In Cacheu, Guinea-Bissau, in June, the average water temperature is 27.9°C (82.2°F).
Note: Water surface temperatures from 25°C (77°F) to 29°C (84.2°F) are considered optimal and extremely delightful for long-lasting pleasure in any water activity.

Daylight

With an average of 12h and 48min of daylight, June has the longest days of the year.
On the first day of June in Cacheu, sunrise is at 06:38 and sunset at 19:26. On the last day of the month, sunrise is at 06:43 and sunset at 19:33 GMT.

Sunshine

The average sunshine in June in Cacheu is 9h.

UV index

The months with the highest UV index are January through June, September through December, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for average individuals.
Note: The daily high UV index of 7 in June translates into this advice:
Resist extreme sun exposure. Guarding against solar damage is essential. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Warning! The Sun's UV rays intensify with reflections from sand and water.