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Seasons, equinoxes and solstices

The astronomical start of spring, summer, autumn and winter: the equinoxes and solstices, calculated to the minute in Dutch time.

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Seasons, equinoxes and solstices

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December 2026

  • Start of winter (December solstice) Monday 21 December, 21:50

    The Sun reaches its lowest point; around this day the days are shortest. Calculated with Jean Meeus's algorithms (Astronomical Algorithms).

March 2027

  • Start of spring (March equinox) Saturday 20 March, 21:25

    The Sun is directly above the equator; day and night are about equally long. Calculated with Jean Meeus's algorithms (Astronomical Algorithms).

June 2027

  • Start of summer (June solstice) Monday 21 June, 16:11

    The Sun reaches its highest point; around this day the days are longest. Calculated with Jean Meeus's algorithms (Astronomical Algorithms).

September 2027

  • Start of autumn (September equinox) Thursday 23 September, 08:01

    The Sun is directly above the equator; day and night are about equally long. Calculated with Jean Meeus's algorithms (Astronomical Algorithms).

December 2027

  • Start of winter (December solstice) Wednesday 22 December, 03:42

    The Sun reaches its lowest point; around this day the days are shortest. Calculated with Jean Meeus's algorithms (Astronomical Algorithms).

March 2028

  • Start of spring (March equinox) Monday 20 March, 03:17

    The Sun is directly above the equator; day and night are about equally long. Calculated with Jean Meeus's algorithms (Astronomical Algorithms).

June 2028

  • Start of summer (June solstice) Tuesday 20 June, 22:02

    The Sun reaches its highest point; around this day the days are longest. Calculated with Jean Meeus's algorithms (Astronomical Algorithms).

September 2028

  • Start of autumn (September equinox) Friday 22 September, 13:45

    The Sun is directly above the equator; day and night are about equally long. Calculated with Jean Meeus's algorithms (Astronomical Algorithms).

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