peak in vs peak on

Both 'peak in' and 'peak on' are correct, but they are used in different contexts. 'Peak in' is commonly used when referring to the highest point of something occurring within a specific time frame or location. 'Peak on' is used when referring to the specific day or date when something reaches its highest point.

Last updated: March 24, 2024 • 805 views

peak in

This phrase is correct and commonly used in English.

This phrase is used when referring to the highest point of something occurring within a specific time frame or location. For example, 'The number of visitors to the park peaks in the summer.'

Examples:

Interest rates usually peak in times of economic uncertainty.
The athlete's performance peaked in the final round of the competition.
Traffic congestion peaks in the city center during rush hour.
The demand for winter clothing peaks in the colder months.
Emotions can often peak in stressful situations.

Show examples from the web [+]

They reached a peak in 2003 and decreased steadily in 2004 and 2005 to increase slightly again during the IP.
Apart from a peak in 2003, consumption remained stable over the period considered.
Extensive destocking of all types of inventory took place in early 2009, reaching a peak in the second quarter.
It reached a peak in 2004, but then declined slightly in the IP.
They more than doubled between 2006 and 2007 reaching a peak in 2007.
The production capacity of the Community industry, again with a peak in 2002, has increased by 24 %, reflecting the investments made by the sampled Community producers.
Production reached a peak in 2011 and then dropped in the IP.
However, the Community consumption reached a peak in 2002 and then sharply decreased by 9 %.
This series shows that prices increased gradually during the 1990s and reached a peak in 1998.
The average import price of the product concerned increased slightly with a peak in 2002 and subsequently fell back to the level before 2001.
(178) The average import price of the product concerned increased slightly with a peak in 2002 and subsequently fell back to the level before 2001.
After having reached a peak in 1994, the ratio declined by 12.2 percentage points to stand at 65.5% in 1999.
However, the profile is far more irregular concerning payments, especially for cohesion policy, with a peak in 2008.
Taking also into account a narrowing of the budget deficit and stronger nominal GDP growth resulting from structural policy measures, the debt-to-GDP ratio is expected to peak in 2013.
Production reached a peak in 2011 and then dropped by 30 % in the IP.
It reached a peak in 2011 and decreased after that in the IP.
In addition, import volumes from the two countries followed a similar trend during the period considered, reaching a peak in 2007 and decreasing slightly thereafter.
The main sales are traditionally conducted in the spring and autumn; revenues and operating income of the auction houses therefore peak in the second and fourth quarters.
Unlike our old friends, I didn't peak in college.
This is where we see the demographic peak in violent behavior.

Alternatives:

reach a peak in
hit a peak in
climax in
culminate in
top out in

peak on

This phrase is correct and commonly used in English.

This phrase is used when referring to the specific day or date when something reaches its highest point. For example, 'The stock market peaked on Monday.'