Time Converter
Time is the indefinite continued progress of existence and events that occur in an apparently irreversible succession from the past, through the present, into the future. It is a component quantity of various measurements used to sequence events, to compare the duration of events or the intervals between them, and to quantify rates of change of quantities in material reality or in the conscious experience.
This professional converter allows for precise conversion between standard time units like seconds, minutes, and hours, as well as calendar units like weeks, months, and years. It also handles micro-scale units for scientific applications.
Base & Micro
StandardClock Time
DailyCalendar
Long TermTime Definitions
- Year: Based on the Julian year (365.25 days).
- Month: Average month length (Year / 12), approx 30.44 days.
Note on Calendar Units
Converting “months” and “years” to seconds is inherently imprecise because these units vary in length (e.g., February vs. July, Leap Years).
- Standard Year: This calculator uses the scientific Julian Year definition of 365.25 days (31,557,600 seconds) to account for leap years on average.
- Standard Month: Defined as 1/12th of a Julian Year (~30.44 days). This is standard for physics and annualized rates but may differ slightly from a specific calendar month.
References
How to Use This Converter
Instantly convert time durations across different scales.
Input Duration
Type the value into any field (e.g., enter “90” in Minutes).
Automatic Calculation
The tool instantly updates all other fields (e.g., giving 1.5 Hours or 5400 Seconds).
Copy Result
Click the button to copy the precise value.