About World Mosquito Day

How long until World Mosquito Day?

World Mosquito Day .

Dates of World Mosquito Day

2026 InternationalAug 20

International Thu, Aug 20Observances Holiday

2025 InternationalAug 20

International Wed, Aug 20Observances Holiday

2024 InternationalAug 20

International Tue, Aug 20Observances Holiday

2023 InternationalAug 20

International Sun, Aug 20Observances Holiday

2022 InternationalAug 20

International Sat, Aug 20Observances Holiday

Summary

A day observed in the honour of the man who discovered that the deadly disease of Malaria is spread through a mosquito bite.

World Mosquito Day is observed each year on 20 August. It was on this day in 1897 that a British doctor, Sir Ronald Ross, discovered the link between mosquitoes, malaria and humans. He found out that the malaria parasite is transmitted to human beings due to the bite of certain mosquitoes.

Find out more

Similar Observances

1Sep

World Alzheimer's Month

Health

International

World Alzheimer's Month is a global opportunity to raise awareness around, educate, encourage support of and demystify dementia.

1Sep

World PCOS Day

Health

International

Learn about World PCOS Day, an initiative by PCOS Challenge to raise awareness and support for those affected by Polycystic Ovary Syndrome. Discover how you can get involved.

8Sep

World Physical Therapy Day

Health

International

World Physical Therapy Day is a day to celebrate the life-changing work of physical therapists!

26Sep

World Contraception Day

Health

International

A day to spread the word and raise awareness about contraception and safe sex.

National Chocolate Pecan Pie Day

Food
USA

What's tastier than a nice Pecan Pie? A Pecan Pie with Chocolate, that's what!

National Lemonade Day

Food
USA

Find out the dates, history and traditions of National Lemonade Day

National Radio Day 📻

General
USA

Find out the dates, history and traditions of National Radio Day

National Bacon Lovers Day 🥓

Find out the dates, history and traditions of National Bacon Lovers Day

All events on August 20th 2026

World Mosquito Day🦟

Health