Converting Days to Weeks
Weeks provide a natural timeframe for planning. Vacations, work sprints, and recovery periods are often measured in weeks, but you may start with a day count.
The conversion: 1 week = 7 days. Divide days by 7 to get weeks.
Planning in Weeks
- Vacation time - PTO days convert to trip weeks
- Sprint planning - Story points over week-long sprints
- Recovery periods - Medical leave in weeks
- Training programs - Fitness challenges by week
- Rental periods - Short-term housing calculations
Quick Reference
| Days | Weeks |
|---|---|
| 7 | 1 |
| 10 | 1.43 |
| 14 | 2 |
| 21 | 3 |
| 30 | 4.29 |
| 90 | 12.86 |
How to Convert Days to Weeks
Steps
- Enter your days in the input
- See weeks calculated automatically
- Use for planning vacations or projects
The Formula
Weeks = Days ÷ 7
Examples
- 10 days: 10 ÷ 7 = 1.43 weeks
- 21 days: 21 ÷ 7 = 3 weeks
- 45 days: 45 ÷ 7 = 6.43 weeks
Weeks and Days Format
For "X weeks Y days" format:
- Divide for whole weeks
- Remainder is leftover days
- Example: 17 days = 2 weeks 3 days
Features
Instant Calculation
Results appear as you type - no buttons needed.
Decimal Precision
See exact week values with up to 8 decimal places.
Bidirectional
Swap to convert weeks back to days easily.
Copy Function
Copy results for calendar planning or project tools.
Reference Guide
Common conversions displayed for quick lookup.
Works Everywhere
- Planning meetings - Desktop browser
- On the go - Mobile device
- No internet needed - Works offline
Frequently Asked Questions
How many weeks is 30 days?
30 days equals approximately 4.29 weeks (or 4 weeks and 2 days).
What is 14 days in weeks?
14 days equals exactly 2 weeks. This is a fortnight in British English.
How many weeks in 90 days?
90 days equals approximately 12.86 weeks (about 3 months).
How do I convert 10 days to weeks and days?
10 days = 1 week and 3 days (10 ÷ 7 = 1 remainder 3).
Why plan in weeks instead of days?
Weeks align with natural rhythms - work weeks, weekends, and routines. It's easier to visualize "2 weeks vacation" than "14 days off."
How many days is exactly 1 week?
One week is exactly 7 days - this is universal across all calendar systems.
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