Some natural accidents of the island are:
- Bays: San Andrés, Haynes, Sound, Sprat y Southwest Cove.
- Peaks: North, South, Old y Evans.
- Cays: Cotton Cay, Rocky Cay, Rose Cay, Haynes Cay, Johnny Cay.
The climate on the island is warm all year. The winds help to alleviate the heat, usually blowing from the east. The average climatic parameters of the Island of San Andrés during the month of October are detailed below.
| Record high °C (°F) | 33.7 |
| Average high °C (°F) | 30.0 |
| Daily mean °C (°F) | 27.6 |
| Average low °C (°F) | 25.4 |
| Record low °C (°F) | 20.3 |
| Average rainfall mm (inches) | 309.2 |
| Average rainy days | 23 |
| Average relative humidity (%) | 184.2 |
| Mean monthly sunshine hours | 83 |
For updated weather information to go: http://www.sanandres.gov.co/index.php?option=com_content&view=article&id=373&Itemid=232
The Caribbean seat of the Universidad Nacional de Colombia is located in the San Andrés, Providencia and Santa Catalina archipelago, fulfilling its main missions of forming citizens as professionals, deepening their knowledge through the offer of postgraduate courses in the area of Marine Biology and strengthening the scientific capacity of the region. The research and extension topics are developed at the Institute of Caribbean Studies, the Botanical Garden and CECIMAR.
For more information: http://caribe.unal.edu.co