Month (mo) Time Conversion Calculator

Month Conversion Calculator

Enter a value in months below to convert to another unit of time.

Have a Question or Feedback?

Results:

What Is a Month?

A month is a unit used to measure time.

Months can be abbreviated as mo (plural mos), and are also sometimes abbreviated as mth. For example, 1 month can be written as 1 mo or 1 mth, and 2 months can be written as 2 mos.

How Much Is a Month?

One month is a unit of time equal to 1/12 of a year. The month is a unit of time used most commonly in relation to the calendar, and ranges in length from 28 to 31 days.

How to Convert Months

To convert months to another unit of time, you need to multiply the value by a conversion factor. A conversion factor is a numerical value used to change the units of a measurement without changing the value.^[1]

You can find the conversion factors for months in the conversion table below.

Then, multiply the time measurement by the conversion factor to find the equivalent value in the desired unit of measurement.

months × conversion factor = result

You can also use a calculator, such as one of the converters below, for the conversion.

Month Conversion Table

Months and the equivalent time durations
months	centuries	decades	years	weeks	days	hours	minutes	seconds	milliseconds	microseconds	nanoseconds
1 mo	0.000833 c	0.008333	0.083333 yr	4.348125 wk	30.436875 d	730.485 hr	43,829 min	2,629,746 s	2,629,746,000 ms	2,629,746,000,000 µs	2,629,700,000,000,000 ns
2 mo	0.001667 c	0.016667	0.166667 yr	8.69625 wk	60.87375 d	1,461 hr	87,658 min	5,259,492 s	5,259,492,000 ms	5,259,492,000,000 µs	5,259,500,000,000,000 ns
3 mo	0.0025 c	0.025	0.25 yr	13.044375 wk	91.310625 d	2,191 hr	131,487 min	7,889,238 s	7,889,238,000 ms	7,889,238,000,000 µs	7,889,200,000,000,000 ns
4 mo	0.003333 c	0.033333	0.333333 yr	17.3925 wk	121.7475 d	2,922 hr	175,316 min	10,518,984 s	10,518,984,000 ms	10,518,984,000,000 µs	10,519,000,000,000,000 ns
5 mo	0.004167 c	0.041667	0.416667 yr	21.740625 wk	152.184375 d	3,652 hr	219,146 min	13,148,730 s	13,148,730,000 ms	13,148,730,000,000 µs	13,149,000,000,000,000 ns
6 mo	0.005 c	0.05	0.5 yr	26.08875 wk	182.62125 d	4,383 hr	262,975 min	15,778,476 s	15,778,476,000 ms	15,778,476,000,000 µs	15,778,000,000,000,000 ns
7 mo	0.005833 c	0.058333	0.583333 yr	30.436875 wk	213.058125 d	5,113 hr	306,804 min	18,408,222 s	18,408,222,000 ms	18,408,222,000,000 µs	18,408,000,000,000,000 ns
8 mo	0.006667 c	0.066667	0.666667 yr	34.785 wk	243.495 d	5,844 hr	350,633 min	21,037,968 s	21,037,968,000 ms	21,037,968,000,000 µs	21,038,000,000,000,000 ns
9 mo	0.0075 c	0.075	0.75 yr	39.133125 wk	273.931875 d	6,574 hr	394,462 min	23,667,714 s	23,667,714,000 ms	23,667,714,000,000 µs	23,668,000,000,000,000 ns
10 mo	0.008333 c	0.083333	0.833333 yr	43.48125 wk	304.36875 d	7,305 hr	438,291 min	26,297,460 s	26,297,460,000 ms	26,297,460,000,000 µs	26,297,000,000,000,000 ns
11 mo	0.009167 c	0.091667	0.916667 yr	47.829375 wk	334.805625 d	8,035 hr	482,120 min	28,927,206 s	28,927,206,000 ms	28,927,206,000,000 µs	28,927,000,000,000,000 ns
12 mo	0.01 c	0.1	1 yr	52.1775 wk	365.2425 d	8,766 hr	525,949 min	31,556,952 s	31,556,952,000 ms	31,556,952,000,000 µs	31,557,000,000,000,000 ns
13 mo	0.010833 c	0.108333	1.083333 yr	56.525625 wk	395.679375 d	9,496 hr	569,778 min	34,186,698 s	34,186,698,000 ms	34,186,698,000,000 µs	34,187,000,000,000,000 ns
14 mo	0.011667 c	0.116667	1.166667 yr	60.87375 wk	426.11625 d	10,227 hr	613,607 min	36,816,444 s	36,816,444,000 ms	36,816,444,000,000 µs	36,816,000,000,000,000 ns
15 mo	0.0125 c	0.125	1.25 yr	65.221875 wk	456.553125 d	10,957 hr	657,437 min	39,446,190 s	39,446,190,000 ms	39,446,190,000,000 µs	39,446,000,000,000,000 ns
16 mo	0.013333 c	0.133333	1.333333 yr	69.57 wk	486.99 d	11,688 hr	701,266 min	42,075,936 s	42,075,936,000 ms	42,075,936,000,000 µs	42,076,000,000,000,000 ns
17 mo	0.014167 c	0.141667	1.416667 yr	73.918125 wk	517.426875 d	12,418 hr	745,095 min	44,705,682 s	44,705,682,000 ms	44,705,682,000,000 µs	44,706,000,000,000,000 ns
18 mo	0.015 c	0.15	1.5 yr	78.26625 wk	547.86375 d	13,149 hr	788,924 min	47,335,428 s	47,335,428,000 ms	47,335,428,000,000 µs	47,335,000,000,000,000 ns
19 mo	0.015833 c	0.158333	1.583333 yr	82.614375 wk	578.300625 d	13,879 hr	832,753 min	49,965,174 s	49,965,174,000 ms	49,965,174,000,000 µs	49,965,000,000,000,000 ns
20 mo	0.016667 c	0.166667	1.666667 yr	86.9625 wk	608.7375 d	14,610 hr	876,582 min	52,594,920 s	52,594,920,000 ms	52,594,920,000,000 µs	52,595,000,000,000,000 ns