The mosquito situation in San Francisco, Costa Rica can vary throughout the year. Due to its tropical climate and proximity to water bodies, mosquitoes are a common presence in the area. The most prevalent mosquito species in San Francisco is the Aedes aegypti, known for transmitting diseases such as dengue fever, Zika virus, and chikungunya. Mosquitoes are most active during the rainy season, which typically occurs from May to November. During this time, the mosquito population tends to increase, posing a higher risk of mosquito-borne diseases.

Local authorities in San Francisco, Costa Rica take measures to control the mosquito population and minimize the risk of diseases. These efforts include regular fumigation campaigns, public awareness programs, and the elimination of mosquito breeding sites. It is important for residents and visitors to take personal precautions, such as using mosquito repellent, wearing long sleeves and pants, and using bed nets to prevent mosquito bites. Additionally, staying informed about the current mosquito situation and any disease outbreaks is crucial for maintaining personal health and well-being.

Mosquito-borne diseases in the area

Further information