Enter the year
Rule: divisible by 4, but not by 100 (unless also by 400). Leap years have 29 February.
=2026
Common year
Days in year365 days
February28 days
ReasonNot divisible by 4 → no
Next leap years2028, 2032, 2036, 2040, 2044
Enter the year
Rule: divisible by 4, but not by 100 (unless also by 400). Leap years have 29 February.