Hours to Seconds Conversion (h to s)

Please enter hours (h) value of time unit to convert hours to seconds.

1 h = 3600 s
» Seconds to Hours
h: Hours, s: Seconds

How Many Seconds in a Hour?

There are 3600 seconds in a hour.
1 Hour is equal to 3600 Seconds.
1 h = 3600 s

Hours Definition

An hour is one of the commonly used units of measuring time, along with a second and a day. One hour is equal to 60 minutes, however, it will not be true to assume that an hour is equal to 3,600 seconds (according to the Universal Coordinated Time, every hour has so called leap second which can be either negative or positive). An hour is a unit accepted and widely used by all countries of the world, and it has got a symbol of h.

Convert Hours

Seconds Definition

A unit of time known as second is one of the base units of time measurement in SI. In ancient times a second was defined in terms to the duration of a solar day, and in modern times this unit is defined regarding the period of the Earth revolving around the Sun. It is possible to measure a second by using an atomic, an electric, and a mechanical approach. A second is equal to 1/60th of an hour, and this unit is commonly marked with the symbol s.

Convert Seconds

About h to s Converter

This is a very easy to use hours to seconds converter. First of all just type the hours (h) value in the text field of the conversion form to start converting h to s, then select the decimals value and finally hit convert button if auto calculation didn't work. Seconds value will be converted automatically as you type.

The decimals value is the number of digits to be calculated or rounded of the result of hours to seconds conversion.

You can also check the hours to seconds conversion chart below, or go back to hours to seconds converter to top.

Hours to Seconds Conversion Examples

1 h = 3600 Seconds

Example for 3 Hours: 
3 Hours = 3 (Hours) 
3 Hours = 3 x (3600 Seconds) 
3 Hours = 10800 Seconds 

Example for 0.5 Hours: 
0.5 Hours = 0.5 (Hours) 
0.5 Hours = 0.5 x (3600 Seconds) 
0.5 Hours = 1800 Seconds 

Example for 9.39 Hours: 
9.39 Hours = 9.39 (Hours) 
9.39 Hours = 9.39 x (3600 Seconds) 
9.39 Hours = 33804 Seconds 


Hours to Seconds Conversion Chart

HoursSeconds
1 h3600 s
2 h7200 s
3 h10800 s
4 h14400 s
5 h18000 s
6 h21600 s
7 h25200 s
8 h28800 s
9 h32400 s
10 h36000 s
11 h39600 s
12 h43200 s
13 h46800 s
14 h50400 s
15 h54000 s
16 h57600 s
17 h61200 s
18 h64800 s
19 h68400 s
20 h72000 s
21 h75600 s
22 h79200 s
23 h82800 s
24 h86400 s
25 h90000 s
26 h93600 s
27 h97200 s
28 h100800 s
29 h104400 s
30 h108000 s
31 h111600 s
32 h115200 s
33 h118800 s
34 h122400 s
35 h126000 s
36 h129600 s
37 h133200 s
38 h136800 s
39 h140400 s
40 h144000 s
41 h147600 s
42 h151200 s
43 h154800 s
44 h158400 s
45 h162000 s
46 h165600 s
47 h169200 s
48 h172800 s
49 h176400 s
50 h180000 s
HoursSeconds
50 h180000 s
55 h198000 s
60 h216000 s
65 h234000 s
70 h252000 s
75 h270000 s
80 h288000 s
85 h306000 s
90 h324000 s
95 h342000 s
100 h360000 s
105 h378000 s
110 h396000 s
115 h414000 s
120 h432000 s
125 h450000 s
130 h468000 s
135 h486000 s
140 h504000 s
145 h522000 s
150 h540000 s
155 h558000 s
160 h576000 s
165 h594000 s
170 h612000 s
175 h630000 s
180 h648000 s
185 h666000 s
190 h684000 s
195 h702000 s
200 h720000 s
205 h738000 s
210 h756000 s
215 h774000 s
220 h792000 s
225 h810000 s
230 h828000 s
235 h846000 s
240 h864000 s
245 h882000 s
250 h900000 s
255 h918000 s
260 h936000 s
265 h954000 s
270 h972000 s
275 h990000 s
280 h1008000 s
285 h1026000 s
290 h1044000 s
295 h1062000 s

Hours to Seconds Common Values

  • 1 h = 3600 s
  • 3 h = 10800 s
  • 0.5 h = 1800 s
  • 2 h = 7200 s
  • 0.986 h = 3549.6 s
  • 24 h = 86400 s
  • 9 h = 32400 s
  • 8 h = 28800 s
  • 0.75 h = 2700 s
  • 12 h = 43200 s
  • 6 h = 21600 s
  • 48 h = 172800 s
  • 3.5 h = 12600 s
  • 0.4273 h = 1538.28 s
  • 0.25 h = 900 s
  • 5.6 h = 20160 s
  • 315 h = 1134000 s
  • 0.1 h = 360 s
  • 9.39 h = 33804 s
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