0100 Military Time

0100 military time means 1:00 AM in the 12-hour format. It represents the second hour of the day after midnight (0000). The use of 0100 removes any confusion between 1 AM and 1 PM. The 24-hour clock makes it easy to coordinate in different time zones, that’s the reason it is used in fields like military, hospitals, and aviation.

On this page, you’ll find everything you need about 0100 hours. You will understand how it converts to standard time and also learn how to pronounce it. A minute-by-minute chart from 0100 to 0159 is also available so you can use it wherever you are.

0100 Military Time Chart (Minute-by-Minute Conversions)

Standard Time	Military Time	Standard Time	Military Time
1:00 AM	0100	1:30 AM	0130
1:01 AM	0101	1:31 AM	0131
1:02 AM	0102	1:32 AM	0132
1:03 AM	0103	1:33 AM	0133
1:04 AM	0104	1:34 AM	0134
1:05 AM	0105	1:35 AM	0135
1:06 AM	0106	1:36 AM	0136
1:07 AM	0107	1:37 AM	0137
1:08 AM	0108	1:38 AM	0138
1:09 AM	0109	1:39 AM	0139
1:10 AM	0110	1:40 AM	0140
1:11 AM	0111	1:41 AM	0141
1:12 AM	0112	1:42 AM	0142
1:13 AM	0113	1:43 AM	0143
1:14 AM	0114	1:44 AM	0144
1:15 AM	0115	1:45 AM	0145
1:16 AM	0116	1:46 AM	0146
1:17 AM	0117	1:47 AM	0147
1:18 AM	0118	1:48 AM	0148
1:19 AM	0119	1:49 AM	0149
1:20 AM	0120	1:50 AM	0150
1:21 AM	0121	1:51 AM	0151
1:22 AM	0122	1:52 AM	0152
1:23 AM	0123	1:53 AM	0153
1:24 AM	0124	1:54 AM	0154
1:25 AM	0125	1:55 AM	0155
1:26 AM	0126	1:56 AM	0156
1:27 AM	0127	1:57 AM	0157
1:28 AM	0128	1:58 AM	0158
1:29 AM	0129	1:59 AM	0159

0100 Military Time Chart Download

See the complete minute by minute chart for 0200 military time from here.

How to Pronounce 0100 to 0159 in Military Time

how to pronounce 0100 in military time infographic

0100 in military time is pronounced “Zero One Hundred Hours” and it officially represents the second hour of the day. Some people refer to 0100 as “1 military time” or “01:00 military time”, although they all mean the same thing and the correct format always uses four digits.

Rules:

Hours are spoken with leading zeros (“Zero Zero,” “Zero One,” etc.)
Minutes are spoken as whole numbers (“Zero One,” “Thirty-Two,” etc.)
The word “hours” always comes at the end

Below is the full pronunciation chart for every minute from 0100 to 0159.

0100	Zero One Hundred Hours	0130	Zero One Thirty Hours
0101	Zero One Zero One Hours	0131	Zero One Thirty-One Hours
0102	Zero One Zero Two Hours	0132	Zero One Thirty-Two Hours
0103	Zero One Zero Three Hours	0133	Zero One Thirty-Three Hours
0104	Zero One Zero Four Hours	0134	Zero One Thirty-Four Hours
0105	Zero One Zero Five Hours	0135	Zero One Thirty-Five Hours
0106	Zero One Zero Six Hours	0136	Zero One Thirty-Six Hours
0107	Zero One Zero Seven Hours	0137	Zero One Thirty-Seven Hours
0108	Zero One Zero Eight Hours	0138	Zero One Thirty-Eight Hours
0109	Zero One Zero Nine Hours	0139	Zero One Thirty-Nine Hours
0110	Zero One Ten Hours	0140	Zero One Forty Hours
0111	Zero One Eleven Hours	0141	Zero One Forty-One Hours
0112	Zero One Twelve Hours	0142	Zero One Forty-Two Hours
0113	Zero One Thirteen Hours	0143	Zero One Forty-Three Hours
0114	Zero One Fourteen Hours	0144	Zero One Forty-Four Hours
0115	Zero One Fifteen Hours	0145	Zero One Forty-Five Hours
0116	Zero One Sixteen Hours	0146	Zero One Forty-Six Hours
0117	Zero One Seventeen Hours	0147	Zero One Forty-Seven Hours
0118	Zero One Eighteen Hours	0148	Zero One Forty-Eight Hours
0119	Zero One Nineteen Hours	0149	Zero One Forty-Nine Hours
0120	Zero One Twenty Hours	0150	Zero One Fifty Hours
0121	Zero One Twenty-One Hours	0151	Zero One Fifty-One Hours
0122	Zero One Twenty-Two Hours	0152	Zero One Fifty-Two Hours
0123	Zero One Twenty-Three Hours	0153	Zero One Fifty-Three Hours
0124	Zero One Twenty-Four Hours	0154	Zero One Fifty-Four Hours
0125	Zero One Twenty-Five Hours	0155	Zero One Fifty-Five Hours
0126	Zero One Twenty-Six Hours	0156	Zero One Fifty-Six Hours
0127	Zero One Twenty-Seven Hours	0157	Zero One Fifty-Seven Hours
0128	Zero One Twenty-Eight Hours	0158	Zero One Fifty-Eight Hours
0129	Zero One Twenty-Nine Hours	0159	Zero One Fifty-Nine Hours

Military Time	Pronunciation
0100	Zero One Hundred Hours
0101	Zero One Zero One Hours
0102	Zero One Zero Two Hours
0103	Zero One Zero Three Hours
0104	Zero One Zero Four Hours
0105	Zero One Zero Five Hours
0106	Zero One Zero Six Hours
0107	Zero One Zero Seven Hours
0108	Zero One Zero Eight Hours
0109	Zero One Zero Nine Hours
0110	Zero One Ten Hours
0111	Zero One Eleven Hours
0112	Zero One Twelve Hours
0113	Zero One Thirteen Hours
0114	Zero One Fourteen Hours
0115	Zero One Fifteen Hours
0116	Zero One Sixteen Hours
0117	Zero One Seventeen Hours
0118	Zero One Eighteen Hours
0119	Zero One Nineteen Hours
0120	Zero One Twenty Hours
0121	Zero One Twenty-One Hours
0122	Zero One Twenty-Two Hours
0123	Zero One Twenty-Three Hours
0124	Zero One Twenty-Four Hours
0125	Zero One Twenty-Five Hours
0126	Zero One Twenty-Six Hours
0127	Zero One Twenty-Seven Hours
0128	Zero One Twenty-Eight Hours
0129	Zero One Twenty-Nine Hours
0130	Zero One Thirty Hours
0131	Zero One Thirty-One Hours
0132	Zero One Thirty-Two Hours
0133	Zero One Thirty-Three Hours
0134	Zero One Thirty-Four Hours
0135	Zero One Thirty-Five Hours
0136	Zero One Thirty-Six Hours
0137	Zero One Thirty-Seven Hours
0138	Zero One Thirty-Eight Hours
0139	Zero One Thirty-Nine Hours
0140	Zero One Forty Hours
0141	Zero One Forty-One Hours
0142	Zero One Forty-Two Hours
0143	Zero One Forty-Three Hours
0144	Zero One Forty-Four Hours
0145	Zero One Forty-Five Hours
0146	Zero One Forty-Six Hours
0147	Zero One Forty-Seven Hours
0148	Zero One Forty-Eight Hours
0149	Zero One Forty-Nine Hours
0150	Zero One Fifty Hours
0151	Zero One Fifty-One Hours
0152	Zero One Fifty-Two Hours
0153	Zero One Fifty-Three Hours
0154	Zero One Fifty-Four Hours
0155	Zero One Fifty-Five Hours
0156	Zero One Fifty-Six Hours
0157	Zero One Fifty-Seven Hours
0158	Zero One Fifty-Eight Hours
0159	Zero One Fifty-Nine Hours

0100-0159 Pronunciation Chart Download

How to Convert 0100 to Standard Time

converting 0100 from military time to standard time infographic

0100 military time converts to 1:00 AM in the 12-hour format. This is an easy conversion as these hours fall under morning hours (AM) in 24-hour format. The “0100” time uses “01” to represent hour and “00” to represent minutes. No need for addition or subtraction of 12, simply remove the leading zero and place a colon between hours and minutes. Examples:

0100 becomes 1:00 AM
0115 becomes 1:15 AM
0130 becomes 1:30 AM
0145 becomes 1:45 AM

Remember: All times from 0001 to 1159 hours represent AM (or morning) times. For complete conversion rules, visit our military time converter page.

In Closing

Now you understand what 0100 military time means, how to read and convert it to a 12-hour format. You also received a complete minute-by-minute chart for 0100-0159, making it easy to use anywhere you desire.

If you want to explore more hours, check our complete 24-hour military time chart that tells you on how to convert and read the 24-hour format. You can download this chart as a PDF to use it physically wherever you need it.