The dates for equinoxes and solstices are not arbitrary; they are the result of high-precision calculations by astronomical institutions like the U.S. Naval Observatory (USNO) and NASA.
Generated by AI for reference purposes Date: April 22, 2026 Subject: Climatology / Basic Earth Science
The month–season assignments above are consistent with global scientific standards as of 2026. months for the seasons verified
: These occur twice a year when the Earth’s tilt toward or away from the sun is at its maximum.
: Keeping the start date on the first of the month makes data collection simple. Precision : High consistency year over year. 2. Astronomical Seasons (The Solar System System) The dates for equinoxes and solstices are not
Near the (e.g., Kenya, Indonesia), seasons are defined by wet vs. dry rather than temperature. Months like "June" may mean heavy rain, not summer.
Begins around December 21 or 22 . This is the shortest day of the year. Why the Difference? : These occur twice a year when the
Meteorological seasons are defined by the three-month periods of the coldest, warmest, and transitional times of the year. Their dates are fixed, making data comparison straightforward.