Dr. Jyotirmay S Hegde, HOD & Lead Consultant ENT, Aster Whitefield Hospital

 

A sore throat during summer is often triggered by environmental conditions, lifestyle choices,
allergies, or viral infections rather than the season itself. Summer sore throats are usually linked to
dryness, temperature changes, and increased exposure to irritants.

 

Most people associate a sore throat with cold winter days, but it can be surprisingly common during
the summer as well. While winter illnesses often get the blame, several factors linked to hot weather
and summer habits can irritate the throat and cause discomfort. A sore throat during summer is
often triggered by environmental conditions, lifestyle choices, allergies, or viral infections rather
than the season itself.

 

Speaking to, Dr. Jyotirmay S Hegde, HOD & Lead Consultant ENT, Aster Whitefield Hospital, said
that summer sore throats are usually linked to dryness, temperature changes, and increased
exposure to irritants. Understanding these triggers can help people take simple preventive measures
and avoid unnecessary discomfort during the warmer months.

 

Air Conditioning Can Dry Out The Throat
One of the most common causes of a sore throat during summer is prolonged exposure to air
conditioning. While air conditioners provide relief from the heat, they can also reduce humidity
levels indoors. This dry environment can remove moisture from the throat's protective lining,
leading to irritation, dryness, and a scratchy sensation.

 

Frequent movement between extremely hot outdoor temperatures and very cold indoor spaces can
also affect the respiratory tract. These sudden temperature shifts may irritate the throat and make it
more sensitive, resulting in discomfort and soreness.

 

Dehydration Increases The Risk
Dehydration is another major contributor to sore throats during summer. As temperatures rise,
people tend to sweat more and lose fluids throughout the day. If these fluids are not replaced by
drinking enough water, the throat can become dry and irritated.

 

When you're well hydrated, the throat is better able to maintain its natural protective barrier.
However, when the throat becomes dry, it is more vulnerable to inflammation and irritation. This is
why staying hydrated is one of the simplest and most effective ways to reduce the risk of throat
discomfort during hot weather.

 

Seasonal Allergies Can Trigger Throat Irritation
Summer often brings an increase in allergens such as pollen, dust, mould, and air pollutants. For
many individuals, exposure to these allergens can trigger allergic reactions that affect the nose and
throat.

 

One common result is postnasal drip, a condition in which excess mucus drains down the back of
the throat. This constant flow of mucous can irritate the throat lining, causing soreness, coughing,
and the frequent need to clear the throat. Managing allergies properly can help reduce these
symptoms and improve overall comfort.

 

Viral Infections Remain A Common Cause

Although environmental factors play a role, viral infections continue to be one of the leading causes
of sore throats throughout the year, including summer. Travel, social gatherings, and crowded
indoor spaces can increase exposure to viruses that spread through respiratory droplets.

 

Dr. Hedge said, "During summer, travel and crowded indoor places can raise your exposure to
viruses that move through respiratory droplets. Then there are swimming pools, social events, and
all those gatherings where it's easy to meet someone contagious." Swimming pools, family events,
holidays, and other social activities often bring people into close contact with others, making it
easier for infections to spread. In such situations, maintaining good hygiene practices becomes
especially important.

 

Can Cold Drinks Make A Sore Throat Worse?
Many people wonder whether ice cold beverages and frozen treats directly cause sore throats.
According to experts, these items are generally not the main cause of infection. However, for people
who already have a sensitive or irritated throat, consuming very cold drinks, frozen desserts, or
acidic beverages may worsen existing discomfort.

 

In such cases, these foods and drinks act more as aggravating factors rather than the actual cause of
the sore throat.

 

How To Prevent Summer Sore Throats
Simple lifestyle measures can help lower the risk of developing a sore throat during summer. "I think
it's important to keep your body well hydrated, set the air conditioning to a moderate level, and
practice good hand hygiene as a steady habit. Also, it can really help to handle any hidden allergies
the right way, not just wave them away," added Dr. Hedge.

 

Drinking plenty of water throughout the day is essential for keeping the throat moist and healthy.
Setting air conditioners at a moderate temperature instead of extremely cold levels can also reduce
throat irritation.

 

Good hand hygiene, including regular handwashing, can help prevent viral infections. People with
allergies should seek appropriate treatment and avoid known triggers whenever possible. These
steps can go a long way in protecting throat health during the warmer months.

 

Most summer sore throats are mild and improve on their own. However, if symptoms are
accompanied by a high fever, difficulty swallowing, breathing problems, or throat pain that lasts for
more than a week, medical attention should be sought. "That way, they can rule out something
more serious, because you really don't want to guess," said Dr. Hedge.