June weather forecast
Bissau, Guinea-Bissau

June marks the onset of the peak rainy season in Bissau, with rainfall skyrocketing to 175mm (6.89"). It showcases a significant contrast to the dry and hot conditions experienced just a few months prior. The increase in sea temperatures impacts local weather patterns, enhancing humidity levels in the city. Despite the abundance of rain, daylight remains high at 12.8 hours. The increasing UV index of 12 further underscores the necessity of sun protection during activities under the glaring sun.

Temperature

Bissau experiences a recorded average high-temperature of a still tropical 31.1°C (88°F) in June, closely aligned with May's 32.8°C (91°F). During June nights, Bissau witnesses a consistent average temperature of 22.8°C (73°F).

Rainfall

In Bissau, in June, during 10 rainfall days, 175mm (6.89") of precipitation is typically accumulated. In Bissau, during the entire year, the rain falls for 86 days and collects up to 2023mm (79.65") of precipitation.

Sea temperature

In Bissau, in June, the average water temperature is 28.2°C (82.8°F).
Note: For swimming, diving, and enjoying other water activities, the range of 25°C (77°F) to 29°C (84.2°F) in water temperature is considered ideal, offering pleasure for extended periods without discomfort.

Daylight

With an average of 12h and 48min of daylight, June has the longest days of the year in Bissau.
On the first day of June in Bissau, sunrise is at 06:36 and sunset at 19:23. On the last day of the month, sunrise is at 06:41 and sunset at 19:30 GMT.

Sunshine

In June, the average sunshine in Bissau is 7h.

UV index

The months with the highest UV index in Bissau are February through September, with an average maximum UV index of 12. A UV Index of 11, and more, symbolizes an extreme health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: A maximum daily UV index of 12 during June morphs into the following directions:
Ensure all key precautions. Defense against sun exposure is critical. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. To cut down UV radiation exposure by about half, sport a wide-brim hat. Despite the overcast weather, sunscreen with SPF of at least 30 should be applied liberally and reapplied often, particularly after swimming or an outdoor workout. Note! The Sun's UV radiation gets intensified with the reflection from sand and water.