Mosquitoes in Nepal


Haven’t we all been irritated by the bite of a small buzzing insect called the Mosquito? Many of us have or have had friends who have contracted various illnesses like malaria, dengue from it. It is especially irritating when we travel abroad either for Business or Pleasure and we are surrounded by those buzzing insects and are threatening to bite anytime they are around us.

Aedes albopictus (tiger mosquito)

Aedes albopictus (tiger mosquito)

Nepal being a country of both mountains and plains has both a hot and cold climate .The low-land plains of the Terai can have tropical temperatures and also the mosquitoes. Mosquitoes in Nepal is not as big issue as in many tropical countries but still at summer times it is a real concern. The threat of Human diseases such as malaria and Japanese encephalitis are mosquito-borne diseases found in Nepal; it has a porous border with India from where many migrant laborers (both Nepalese and Indians) with the disease enter Nepal. According to the CIWEC Clinic, in their 26 year history of the CIWEC Clinic taking care of travelers and expatriates, there have only been 2 cases of vivax malaria that may have been acquired from within Nepal. They believe that there is no malaria, dengue or Japanese encephalitis risk in Kathmandu, Pokhara or the mountain trekking areas.

  • The Geographic Locations which have Mosquitoes in Nepal:

Mosquitoes are predominately found in the terai regions (plains), places like, Lumbini, Dandeldhura, Kanchanpur, Kailali, Bardia in the far west; Nawalparasi in central terai; Sindhuli, Mahottari, Dhanusha in east central; Morang, Jhapa and Ilam in far east; and Kavre immediately east of Kathmandu valley where the climate is pretty hot and humid but not only limited to these areas. As we all know that mosquitoes need stagnant water to breed, these days even in Kathmandu especially in the summer season we find mosquitoes.

  • The seasons in Nepal where mosquitoes are prevalent:

Mosquitoes are prevalent in Nepal in the summer and monsoon seasons of Nepal. The ripe time for mosquito infestation is the months ranging from May to October these months are predominately summer and Monsoon moths of Nepal.

  • Take Precaution against mosquito bites:

First of all, avoid getting bitten. Malaria causing mosquitoes bite at night. Avoid time spent outdoors without protection.  When outdoors, cover up with long sleeved clothing and pants. Use insect repellent, Use a fan, stay in a well-screened or air-conditioned room or use permethrin-impregnated mosquito nets.

  • Consider taking mosquito bite medication before coming to Nepal:

Although specific immunization is not required to enter Nepal, it is, however, best to protect yourself against diseases such malaria, dengue and Japanese encephalitis.



Tips for travelers in Nepal:

  • Get Cover up. Use light, long legged trousers and long sleeves. Some experienced travelers even impregnate their evening clothes with insecticide.
  •   Use insect repellants.
  •  Bed nets, especially if impregnated with insecticide, are very effective at protecting you while you sleep.
  •  Burn coils or use vaporizing mats in your room at night
  •  Ceiling or pedestal fans will deter mosquitoes if you are not using a bed net.
  •  Avoid places where there is stagnant water or where there is a dumping site of garbage.