DRR

Malaria risk in Colombo

Prevention Guide

Malaria is a serious and sometimes life-threatening disease spread by the bite of an infected mosquito. In Colombo, the risk of malaria is moderate, scoring 50 out of 100. The local risk factors include the presence of the Anopheles mosquito, which is the primary vector of malaria, and the city's tropical climate, which allows the mosquito population to thrive. Additionally, areas with poor sanitation and standing water provide ideal breeding grounds for mosquitoes, increasing the risk of malaria transmission. To prevent malaria in Colombo, take the following steps: use insecticide-treated bed nets when sleeping, especially if you are staying in an area with no air conditioning or screens on windows. Wear protective clothing, such as long-sleeved shirts and pants, when outdoors, especially during peak mosquito hours. Apply insect repellents to exposed skin and clothing, using products that contain DEET, picaridin, or oil of lemon eucalyptus. Eliminate standing water around your home or hotel to prevent mosquito breeding, and use air conditioning or screens on windows to prevent mosquitoes from entering your living space. By taking these precautions, you can significantly reduce your risk of contracting malaria in Colombo.

Last updated: Sat, 16 May 2026 19:06:13 GMT

πŸ“Š Data sourced from WHO/CDC

⚠️ This is an AI-assisted analysis for informational purposes only

βœ… Expert-reviewed by Global Disease Risk Radar Editorial Team