Day to Week Converter (and vice versa)

Created by: tinycalcs.com/en
Number of supported units: 2
Last update: 2026

This converter allows you to convert days [d] to weeks [wk] or weeks [wk] to days [d]. Calculations are performed in both directions. The calculation result and the entered value are displayed with up to 20 decimal places for maximum accuracy.

1 day [d] ≈ 0.1429 weeks [wk]1 week [wk] = 7 days [d]

Convert days to weeks

There are two simple ways to convert days [d] to weeks [wk]. In the first calculation method, the value in days [d] is divided by 7. The second method multiplies the value in days [d] by the rounded conversion factor of 0.1429.

  • Weeks [wk] = days [d] ÷ 7
  • Weeks [wk] ≈ days [d] * 0.1429

The calculation method with a rounded conversion value is more suitable for rough conversions from days [d] to weeks [wk], as the calculation result may contain rounding errors. Therefore, the variant with the exact conversion factor is more suitable.


Convert weeks to days

Converting weeks [wk] to days [d] is easy and can be done in two ways. The first method involves multiplication, whereby the value in weeks [wk] is multiplied by 7. The second variant is a division. Here, the value in weeks [wk] is divided by the rounded conversion factor of 0.1429.

  • Days [d] = weeks [wk] * 7
  • Days [d] ≈ weeks [wk] ÷ 0.1429

The rounded conversion value can cause rounding errors, resulting in inaccurate calculation results. To ensure that the conversion from weeks [wk] to days [d] produces the most accurate calculation result possible, the conversion should be performed using the exact conversion factor.

Converter

Decimal places

How it's calculated

Factor: 
7
Days=Weeks*7
Weeks=
Days7

To all available units

Ø Decades

Ø Centuries

Ø Decades

Days & hours

Ø Decades

Hours & minutes

Ø Decades

Ø Millennia

Ø Decades

Minutes & seconds