Countdown Timer
First Day of Summer 2027
until June 21, 2027
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How Many Days Until First Day of Summer?
First Day of Summer 2027 is on Monday, June 21, 2027. That is 265 days from today. In weeks, that is 37 weeks and 6 days.
When Is First Day of Summer?
Astronomical summer in the Northern Hemisphere begins at the June solstice, the longest day of the year. South of the equator it is the shortest day and the start of winter.
First Day of Summer Dates
| Year | Date |
|---|---|
| 2027 | Monday, June 21, 2027 |
| 2028 | Tuesday, June 20, 2028 |
| 2029 | Thursday, June 21, 2029 |
Upcoming Holidays
| Holiday | Date | Days Left |
|---|---|---|
| Columbus Day | Monday, October 12, 2026 | 13 days |
| Halloween | Saturday, October 31, 2026 | 32 days |
| Diwali | Sunday, November 8, 2026 | 40 days |
| Veterans Day | Wednesday, November 11, 2026 | 43 days |
| Thanksgiving | Thursday, November 26, 2026 | 58 days |
| Black Friday | Friday, November 27, 2026 | 59 days |
| Cyber Monday | Monday, November 30, 2026 | 62 days |
| Hanukkah | Saturday, December 5, 2026 | 67 days |