Working days


Sign in
Define a period
Fixed start date
Fixed end date
CALCULATOR
CALENDAR
TODO LIST
THE HOLIDAYS OPTIMIZER
BIRTHDAYS
DAILY COFFEE
SMART CALENDAR
How many working days and public holidays from  
+
-
 to 
+
-
▼
Days
+
-
▼
Working days
+
-
▼
Weekend days
+
-
▼
Public holidays
+
-
▼
Vacations

Working days numbering

Over the period from Monday, 1 January, 2057 to Monday, 31 December, 2057

January 2057
245 working days
Mon
Tue
Wed
Thu
Fri
Sat
Sun
1
21
32
43
54
6
7
85
96
107
118
129
13
14
1510
1611
1712
1813
1914
20
21
2215
2316
2417
2518
2619
27
28
2920
3021
3122
Weekend day
Public holiday: New Year's Day
February 2057
245 working days
Mon
Tue
Wed
Thu
Fri
Sat
Sun
123
224
3
4
5
6
725
826
927
10
11
1228
1329
1430
1531
1632
17
18
1933
2034
2135
2236
2337
24
25
2638
2739
2840
Weekend day
Public holiday: Seollal / Korean New Year Holiday
March 2057
245 working days
Mon
Tue
Wed
Thu
Fri
Sat
Sun
1
241
3
4
542
643
744
845
946
10
11
1247
1348
1449
1550
1651
17
18
1952
2053
2154
2255
2356
24
25
2657
2758
2859
2960
3061
31
Weekend day
Public holiday: Independence Movement Day
April 2057
245 working days
Mon
Tue
Wed
Thu
Fri
Sat
Sun
1
262
363
464
565
666
7
8
967
1068
1169
1270
1371
14
15
1672
1773
1874
1975
2076
21
22
2377
2478
2579
2680
2781
28
29
3082
Weekend day
May 2057
245 working days
Mon
Tue
Wed
Thu
Fri
Sat
Sun
1
283
384
485
5
6
7
886
987
1088
11
12
13
1489
1590
1691
1792
1893
19
20
2194
2295
2396
2497
2598
26
27
2899
29100
30101
31102
Weekend day
Public holiday: Labor Day
Public holiday: Children's Day
Public holiday: Buddha's Birthday
June 2057
245 working days
Mon
Tue
Wed
Thu
Fri
Sat
Sun
1103
2
3
4104
5105
6
7106
8107
9
10
11108
12109
13110
14111
15112
16
17
18113
19114
20115
21116
22117
23
24
25118
26119
27120
28121
29122
30
Weekend day
Public holiday: Memorial Day
July 2057
245 working days
Mon
Tue
Wed
Thu
Fri
Sat
Sun
1
2123
3124
4125
5126
6127
7
8
9128
10129
11130
12131
13132
14
15
16133
17
18134
19135
20136
21
22
23137
24138
25139
26140
27141
28
29
30142
31143
Weekend day
Public holiday: Constitution Day
August 2057
245 working days
Mon
Tue
Wed
Thu
Fri
Sat
Sun
1144
2145
3146
4
5
6147
7148
8149
9150
10151
11
12
13152
14153
15
16154
17155
18
19
20156
21157
22158
23159
24160
25
26
27161
28162
29163
30164
31165
Weekend day
Public holiday: Liberation Day
September 2057
245 working days
Mon
Tue
Wed
Thu
Fri
Sat
Sun
1
2
3166
4167
5168
6169
7170
8
9
10171
11172
12
13
14
15
16
17173
18174
19175
20176
21177
22
23
24178
25179
26180
27181
28182
29
30
Weekend day
Public holiday: Chuseok / Midautumn Festival
October 2057
245 working days
Mon
Tue
Wed
Thu
Fri
Sat
Sun
1183
2184
3
4185
5186
6
7
8187
9
10188
11189
12190
13
14
15191
16192
17193
18194
19195
20
21
22196
23197
24198
25199
26200
27
28
29201
30202
31203
Weekend day
Public holiday: National Foundation Day
Public holiday: Hangeul Day
November 2057
245 working days
Mon
Tue
Wed
Thu
Fri
Sat
Sun
1204
2205
3
4
5206
6207
7208
8209
9210
10
11
12211
13212
14213
15214
16215
17
18
19216
20217
21218
22219
23220
24
25
26221
27222
28223
29224
30225
Weekend day
December 2057
245 working days
Mon
Tue
Wed
Thu
Fri
Sat
Sun
1
2
3226
4227
5228
6229
7230
8
9
10231
11232
12233
13234
14235
15
16
17236
18237
19238
20239
21240
22
23
24241
25
26242
27243
28244
29
30
31245
Weekend day
Public holiday: Christmas Day

Simple tap to view day details.

Swipe left/right to change month.

Long press, then drag to select a period.

Selected period
Go Premium to remove ads & more
Export to Excel
Export as PDF
Reminder center
My planning
Working days in a year:   ‹ 2056 | 2057 | 2058 ›
{ API for developers }
Privacy policy
Legal notice
Contact page
The holidays optimizer
View in : Mobile | Standard