Updated: June 30, 2026
Summary: The heat, humidity, sunlight, and the social and financial pressures of summer can stir up negative feelings and behaviors — and some of them may be signs of a more serious mental health condition. This article looks at the different ways summer can affect your mental health and why counseling can be a valuable source of support.
A change in seasons can have a real effect on mental health. During the colder months, many people experience seasonal affective disorder (SAD), a form of depression more serious than the run-of-the-mill “winter blues.” On average, SAD lasts for months.
But the heat, humidity, sunlight, financial strain, and social pressures of summer can trigger negative feelings and behaviors of their own — ones that shouldn’t be dismissed as the “summertime blues.” Although “summer SAD” is less common, it can be just as debilitating.
Let’s look at three ways summer can affect your mental health, and how counseling can help.
1) High Temperatures
It may seem obvious, but high temperatures can be draining. Summer heat can lead to dehydration, physical discomfort, fatigue, and emotional stress.
In fact, hyperthermia — a condition in which the body’s temperature is higher than normal — can trigger irritability, anxiety, and depression. For people who already live with these conditions, it can make them worse. Elevated body temperature can also affect brain function and disrupt sleep.
2) Financial Stressors
Everyone loves a summer getaway — but the rising cost of travel has become a real burden for many. In a 2026 Priceline survey, 44% of Americans said a summer vacation feels out of reach this year, and a recent Deloitte survey found that the share of Americans planning a vacation with paid lodging has dropped to its lowest level in six years.
The pressure doesn’t end with travel. For working parents, summer childcare and camps can make the season even more expensive than the holidays — and the logistics of pickups and drop-offs, when camp hours don’t line up with work hours, often mean finding extra care to fill the gaps.
Summer also brings higher utility costs, home-improvement projects, and a surge in social activities and entertainment. Together, these cumulative costs can contribute to anxiety, depression, sleep disturbances, and even substance use.
3) Not Enough Sleep
Did you know that in New Jersey, the average amount of daylight in June is about 15 hours, compared with just nine hours and 15 minutes in December? That gives you extra time outdoors, but less time to wind down and settle into deep sleep.
When you struggle to align your internal clock with the day-night cycle, poor sleep can contribute to anxiety and depression. And because sleep plays a role in emotional regulation, you may also notice irritability, mood swings, and stronger-than-normal emotional reactions.
How Counseling Can Help
In the next article, we’ll discuss three more ways summer can affect your mental health, including body image, changes in routine, and medication adherence.