First Day Of Summer 2024 Uk Dates. The summer solstice is the first day of astronomical summer, although the more logical metrological summer begins december 1st / june 1st (depending on hemisphere). Summer begins with the solstice on thursday, june 20, 2024, marking the astronomical first day of summer in the northern hemisphere.

Monday 12 february 2024 to friday 16 february, 2024. In 2024, summer solstice in the northern hemisphere will occur on thursday, june 20 around 4:50 p.m.