Convert Seconds to Days

Enter the time in seconds below to get the value converted to days.

Results in Days:

1 sec = 1.1574E-5 day

How to Convert Seconds to Days

conversion scale showing seconds and equivalent days time values

To convert a second measurement to a day measurement, multiply the time by the conversion ratio. One second is equal to 1.1574E-5 days, so use this simple formula to convert:

days = seconds × 1.1574E-5

The time in days is equal to the seconds multiplied by 1.1574E-5.

For example, here's how to convert 5 seconds to days using the formula above.

5 sec = (5 × 1.1574E-5) = 5.787E-5 day

Seconds and days are both units used to measure time. Keep reading to learn more about each unit of measure.

Seconds

The second has historically been defined as 1/60 of a minute or 1/86,400 of a day. The SI defines the second as the duration of 9,192,631,770 periods of the radiation corresponding to the transition between the two hyperfine levels of the ground state of the caesium 133 atom.

The second is the SI base unit for time in the metric system. Seconds can be abbreviated as sec, for example 1 second can be written as 1 sec.

Days

One day is the time it takes for the Earth to complete a single rotation around its axis in relation to the Sun. There are 24 hours in a day.

The day is an SI accepted unit for time for use with the metric system. Days can be abbreviated as day, for example 1 day can be written as 1 day.

Second Measurements and Equivalent Day Conversions

Common second values converted to the equivalent day value
Seconds	Days
1 sec	0.000011574 day
2 sec	0.000023148 day
3 sec	0.000034722 day
4 sec	0.000046296 day
5 sec	0.00005787 day
6 sec	0.000069444 day
7 sec	0.000081019 day
8 sec	0.000092593 day
9 sec	0.000104 day
10 sec	0.000116 day
11 sec	0.000127 day
12 sec	0.000139 day
13 sec	0.00015 day
14 sec	0.000162 day
15 sec	0.000174 day
16 sec	0.000185 day
17 sec	0.000197 day
18 sec	0.000208 day
19 sec	0.00022 day
20 sec	0.000231 day
21 sec	0.000243 day
22 sec	0.000255 day
23 sec	0.000266 day
24 sec	0.000278 day
25 sec	0.000289 day
26 sec	0.000301 day
27 sec	0.000313 day
28 sec	0.000324 day
29 sec	0.000336 day
30 sec	0.000347 day
31 sec	0.000359 day
32 sec	0.00037 day
33 sec	0.000382 day
34 sec	0.000394 day
35 sec	0.000405 day
36 sec	0.000417 day
37 sec	0.000428 day
38 sec	0.00044 day
39 sec	0.000451 day
40 sec	0.000463 day