Days to Weeks Calculator
Welcome to our daystoweeks calculator, a tool designed to help you effortlessly convert days to weeks and help simplify scheduling, planning, and project management tasks.
To perform the daystoweeks conversion, you only need to input one of the quantities. That is:
 Input days and get the equivalent weeks; or
 Input the weeks and get the corresponding days.
Additionally, you'll see below the conversion for other typical time units.
Daystoweeks calculation by hand

To calculate weeks from days, multiply the number of days by 7.
For example, to know how long are 13 weeks in terms of days:
13 weeks = 13 × 7 days = 91 days

To calculate days from weeks, divide the number of days by 7.
For example, to know how long 90 days is in terms of weeks:
90 days = 90/7 weeks = 12.857 weeks
Daystoweeks conversion table
If you need to convert days to weeks and your eyes are faster than your fingers, the following table can be even more helpful for quick conversions and comparisons.
Days  Weeks 

1  0.14286 
2  0.28571 
3  0.42857 
4  0.57143 
5  0.71429 
6  0.85714 
7  1 
8  1.1429 
9  1.2857 
10  1.4286 
11  1.5714 
12  1.7143 
13  1.8571 
14  2 
15  2.1429 
16  2.2857 
17  2.4286 
18  2.5714 
19  2.7143 
20  2.8571 
21  3 
22  3.1429 
23  3.2857 
24  3.4286 
25  3.5714 
26  3.7143 
27  3.8571 
28  4 
29  4.1429 
30  4.2857 
31  4.4286 
32  4.5714 
33  4.7143 
34  4.8571 
35  5 
36  5.1429 
37  5.2857 
38  5.4286 
39  5.5714 
40  5.7143 
41  5.8571 
42  6 
43  6.1429 
44  6.2857 
45  6.4286 
46  6.5714 
47  6.7143 
48  6.8571 
49  7 
50  7.1429 
51  7.2857 
52  7.4286 
53  7.5714 
54  7.7143 
55  7.8571 
56  8 
57  8.1429 
58  8.2857 
59  8.4286 
60  8.5714 
61  8.7143 
62  8.8571 
63  9 
64  9.1429 
65  9.2857 
66  9.4286 
67  9.5714 
68  9.7143 
69  9.8571 
70  10 
71  10.143 
72  10.286 
73  10.429 
74  10.571 
75  10.714 
76  10.857 
77  11 
78  11.143 
79  11.286 
80  11.429 
81  11.571 
82  11.714 
83  11.857 
84  12 
85  12.143 
86  12.286 
87  12.429 
88  12.571 
90  12.85714 
91  13 
92  13.142 
93  13.285 
94  13.428 
95  13.571 
96  13.714 
97  13.857 
98  14 
99  14.142 
100  14.285 
120  17.143 
180  25.714 
365  52.14 
Weekstodays conversion table
And yes! We also have a table to convert weeks to days:
Weeks  Days 

0  0 
1  7 
2  14 
3  21 
4  28 
5  35 
6  42 
7  49 
8  56 
9  63 
10  70 
11  77 
12  84 
13  91 
14  98 
15  105 
16  112 
17  119 
18  126 
19  133 
20  140 
21  147 
22  154 
23  161 
24  168 
25  175 
26  182 
27  189 
28  196 
29  203 
30  210 
31  217 
32  224 
33  231 
34  238 
35  245 
36  252 
37  259 
38  266 
39  273 
40  280 
41  287 
42  294 
43  301 
44  308 
45  315 
46  322 
47  329 
48  336 
49  343 
50  350 
51  357 
52  364 
100  700 
104  728 
1000  7000 
Other similar calculators
We have some additional tools to convert between different time units; you may wanna check them out:
FAQ
How many days is a week and a half?
10.5 days.
Explanation: One week is seven days, and half a week is 3.5 days (7/2 days). Therefore:
A week and a half = Week + Half a week
⠀⠀⠀⠀⠀⠀⠀⠀= 7 days + 3.5 days
⠀⠀⠀⠀⠀⠀⠀⠀= 10.5 days
14 days are 2 weeks?
Yes, 14 days are 2 weeks.
The explanation is simple: a week has seven days; therefore, two weeks contain 14 days.
13 days are 2 weeks?
No, 13 days is not two weeks.
In reality, 13 days are 1.857 weeks, or, in simpler words, one week and six days. That is one day less than two weeks.
20 days are 3 weeks?
No, 20 days is not three weeks.
In reality, 20 days are 2.857 weeks, or, in simpler words, two weeks and six days. That is one day less than three weeks.
19 days are 2 weeks?
No, 20 days is not three weeks.
In reality, 20 days are 2.857 weeks, or, in simpler words, two weeks and five days. That is two days less than three weeks.