Blue Moon In 2024. The 2024 summer season will have 4 full moons with the third full moon of the season being. The summer night sky in 2024 promises a spectacular array of celestial events, from stunning auroras, to planetary conjunctions and rare eclipses.
The third full moon in a four full moon season โ which can’t be the midsummer moon nor late summer moon โ becomes a blue moon. Seasonal blue moons occur when there are four full moons in a single season (spring, summer, fall and winter).