Time
Pie Chart of Months by Day Count
Last reviewed on 2026-05-22.
Time — verifiable data, editable template
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The 12 months of the Gregorian calendar have either 28 (29 in leap years), 30, or 31 days. Counts shown are months per length, in a non-leap year.
The data
- 31-day months — 7 months
- 30-day months — 4 months
- 28-day months — 1 months
Source
Gregorian calendar.
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