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Sources and Accuracy
Time conversions use second as the reference unit. Calendar-style values such as average month and average Gregorian year are approximate by definition.
Displayed results are rounded for readability. The calculator keeps enough precision for everyday use and switches to scientific notation for very large or very small values. Last reviewed: 2026-05-21.
About These Units
minute [min]
Definition
The minute is a time unit equal to 60 seconds.
History
Minutes come from sexagesimal timekeeping, where hours are divided into 60 parts.
Current use
Minutes are used for schedules, cooking, travel, workouts, calls, meetings, and timing tasks.
month (average) [mo]
Definition
A month is a calendar unit; conversion pages use an average month when a fixed factor is needed.
History
Months are based on calendar traditions linked to lunar cycles and civil calendars.
Current use
Months are used for billing, rent, salaries, subscriptions, forecasts, age, and long-term planning.