Bissau Weather Today

Bissau, Guinea-Bissau: A Guide to its Climate and Weather Year Round

Bissau, the capital city of Guinea-Bissau, is located on the west coast of Africa. As a coastal city, Bissau experiences a unique climate that is influenced by its proximity to the Atlantic Ocean and the surrounding geographical features. In this guide, we will explore the climate and weather patterns in Bissau throughout the year, providing you with detailed and accurate information.

Geographical Factors

Bissau is situated at approximately 11°51'N latitude and 15°35'W longitude. It is located on the estuary of the Geba River, which flows into the Atlantic Ocean. The city is surrounded by mangroves and is characterized by its flat terrain. These geographical factors play a significant role in shaping the city's climate and weather patterns.

Climate Classification

Bissau falls under the tropical monsoon climate classification. It experiences distinct wet and dry seasons throughout the year. The climate is influenced by the Inter-Tropical Convergence Zone (ITCZ), a band of low pressure that migrates north and south of the equator, bringing rainfall to the region.

Wet Season (June to October)

The wet season in Bissau typically begins in June and lasts until October. During this period, the city receives the majority of its annual rainfall. The rainfall is often heavy and frequent, with July and August being the wettest months. Thunderstorms are common during this season, and the humidity levels are high. The average monthly rainfall during the wet season ranges from 200mm to 500mm. The lush green vegetation and vibrant flora make Bissau a visually stunning destination during this time. However, it is important to note that the heavy rainfall may lead to occasional flooding in low-lying areas.

Dry Season (November to May)

The dry season in Bissau lasts from November to May. This period is characterized by lower rainfall and higher temperatures. The humidity levels decrease, making the weather more comfortable for outdoor activities. The dry season is a popular time for tourists to visit Bissau, as the weather is generally sunny and warm. During the dry season, the average monthly rainfall drops to around 10mm to 50mm. The temperatures can range from 25°C (77°F) to 35°C (95°F), with March and April being the hottest months. The ocean breeze provides some relief from the heat, making it an ideal time to explore the city's beautiful beaches.

Temperature and Humidity

Bissau experiences warm and humid weather throughout the year. The average annual temperature in the city is around 28°C (82°F). The humidity levels can be quite high, especially during the wet season, reaching up to 90%. It is advisable to pack lightweight and breathable clothing when visiting Bissau to stay comfortable in the tropical climate.

Weather Hazards

While Bissau generally enjoys a pleasant climate, there are a few weather hazards that visitors should be aware of. The heavy rainfall during the wet season can lead to localized flooding, especially in low-lying areas. It is important to stay updated with local weather forecasts and heed any warnings or advisories from authorities.

Conclusion

Bissau, Guinea-Bissau, offers a tropical monsoon climate with distinct wet and dry seasons. The wet season, from June to October, brings heavy rainfall and high humidity, while the dry season, from November to May, offers sunny and warm weather. Visitors to Bissau can enjoy the city's natural beauty, including its stunning beaches and lush green vegetation. However, it is important to be prepared for occasional flooding during the wet season and to pack appropriate clothing for the warm and humid conditions.