When Does Meteorological Summer Start New! Jun 2026

Astronomical summer can vary by almost two days each year (June 20, 21, or 22). Trying to compare a heatwave that started on June 18 one year versus June 22 the next is a nightmare for data scientists.

Meteorological summer is a season that is defined by the climate and weather patterns of a particular region. It is not based on the exact dates of the solstices and equinoxes, like the astronomical seasons. Instead, it is typically defined as the three warmest months of the year. when does meteorological summer start

To see how the meteorological calendar simplifies the seasons, look at how cleanly the year is divided: Astronomical summer can vary by almost two days

This is the definition most of us learned in school. It is based on the position of the Earth in relation to the Sun. It is not based on the exact dates

In conclusion, meteorological summer starts on June 1st in the Northern Hemisphere and on December 1st in the Southern Hemisphere. It is a season that is defined by the climate and weather patterns of a particular region, and it is typically characterized by the warmest temperatures of the year. Understanding meteorological summer can help us better track climate patterns, make more accurate weather forecasts, and plan agricultural activities.

There is a lag between the Sun’s intensity and the temperature we feel on the ground.