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  1. Summer - Wikipedia

    Summer or summertime is the hottest and brightest of the four temperate seasons, occurring after spring and before autumn. At or centred on the summer solstice, daylight hours are the …

  2. Summer Solstice 2025: When Is The First Day of Summer?

    Jun 20, 2025 · Summer begins with the solstice on Friday, June 20, 2025, marking the astronomical first day of summer in the Northern Hemisphere. What exactly IS the summer …

  3. Summer | Sunshine, Heatwaves, Vacations | Britannica

    Jun 20, 2025 · summer, warmest season of the year, between spring and autumn. In the Northern Hemisphere, it is usually defined as the period between the summer solstice (year’s longest …

  4. Seasons of the Year: When Do They Start and End?

    Spring starts September 1 and ends November 30; summer starts December 1 and ends February 28 (February 29 in a Leap Year); fall (autumn) starts March 1 and ends May 31; and …

  5. The summer solstice arrives, marking the longest day of the year

    Jun 20, 2025 · Summer gets its official start in the Northern Hemisphere with the arrival of the summer solstice. The sun will trace its highest, longest arc across the sky Friday, making for …

  6. 47 Sun-Kissed Fun Summer Facts (2024) | FactRetriever

    Mar 28, 2017 · For interesting summer facts that are just as lovely and temperate as a sunny day, look no further. Learn all about etymology, history, festivals, & more.

  7. 25 Fun and Fascinating Facts About Summer - WeAreTeachers

    May 7, 2025 · Summer is the best season for travel, festivals, barbecues, and splashing in the pool. Help your students relate to the changes in the world around them with these fun and …

  8. First day of summer is June 21: The science behind the summer ...

    Jun 20, 2025 · Summer officially begins in the Northern Hemisphere on June 20 with the summer solstice, the day with the greatest amount of possible daylight and the shortest night.

  9. Summer - Summer Solstice - CalendarDate.com

    4 days ago · Facts about summer, summer solstice, dates and changes in weather and length of day.

  10. When Does Summer Start? | Scientific American

    Jun 20, 2024 · For many in the U.S., “summer” begins when the three-day Memorial Day weekend ushers in a season of grilling, swimming in pools and drinking lemonade. For others, …