Start and end dates of summer
Summer 2025, 2026, 2027
The transition from the spring season to the summer season always takes place in June. This date is however not fixed because it depends on the summer solstice which takes place according to the years on June 20th, 21st or 22nd.
This year the summer will start on Friday June 20, 2025 (day of the summer solstice) and will end on Monday September 22, 2025 with the autumnal equinox.
* The dates of summer given on this page are for the northern hemisphere (Dates for the US).
Start and end dates of the summer season:
2025 to 2027
The table below will allow you to view the summer start and end dates for the years 2025, 2026 and 2027. The summer period spans the following 4 months: June, July, August and September.
Be careful the date of the beginning of summer is not fixed and can vary from one year to another. Although we often associate it with June 21st it sometimes falls on June 20th and more rarely on June 22nd.
| Season | Summer start date | Summer end date |
|---|---|---|
| Summer 2025 | Friday, June 20, 2025 | Monday, September 22, 2025 |
| Summer 2026 | Sunday, June 21, 2026 | Tuesday, September 22, 2026 |
| Summer 2027 | Monday, June 21, 2027 | Tuesday, September 23, 2027 |
Date of the meteorological summer:
2025 to 2027
If the astronomical or calendrical seasons begin with the equinoxes (spring and autumn) and solstices (summer and winter), in meteorology, they begin earlier and correspond to periods of three full months.
In the northern hemisphere the dates of the meteorological summer extend from June 1 to August 31 (June, July and August).
For the year 2025 the meteorological summer will begin on Sunday, June 1, 2025 and will end on Sunday, August 31, 2025.
| Year | Dates of the meteorological summer |
|---|---|
| 2025 | From June 1, 2025 to August 31, 2025 |
| 2026 | From June 1, 2026 to August 31, 2026 |
| 2027 | From June 1, 2027 to August 31, 2027 |
Page updated July 6, 2025