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Days
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Working days
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Weekend days
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Public holidays
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Vacations

Working days numbering

Over the period from Monday, 1 January, 1990 to Monday, 31 December, 1990

January 1990
252 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: Solenidade da Santa Mãe de Deus
February 1990
252 working days
Mon
Tue
Wed
Thu
Fri
Sat
Sun
123
224
3
4
525
626
727
828
929
10
11
1230
1331
1432
1533
1634
17
18
1935
2036
2137
2238
2339
24
25
2640
2741
2842
Weekend day
March 1990
252 working days
Mon
Tue
Wed
Thu
Fri
Sat
Sun
143
244
3
4
545
646
747
848
949
10
11
1250
1351
1452
1553
1654
17
18
1955
2056
2157
2258
2359
24
25
2660
2761
2862
2963
3064
31
Weekend day
April 1990
252 working days
Mon
Tue
Wed
Thu
Fri
Sat
Sun
1
265
366
467
568
669
7
8
970
1071
1172
1273
13
14
15
1674
1775
1876
1977
2078
21
22
2379
2480
25
2681
2782
28
29
3083
Weekend day
Public holiday: Sexta-Feira Santa
Public holiday: Páscoa
Public holiday: Dia da Liberdade
May 1990
252 working days
Mon
Tue
Wed
Thu
Fri
Sat
Sun
1
284
385
486
5
6
787
888
989
1090
1191
12
13
1492
1593
1694
1795
1896
19
20
2197
2298
2399
24100
25101
26
27
28102
29103
30104
31105
Weekend day
Public holiday: Dia do Trabalhador
June 1990
252 working days
Mon
Tue
Wed
Thu
Fri
Sat
Sun
1106
2
3
4107
5108
6109
7110
8111
9
10
11112
12113
13114
14
15115
16
17
18116
19117
20118
21119
22120
23
24
25121
26122
27123
28124
29125
30
Weekend day
Public holiday: Dia de Portugal, de Camões e das Comunidades Portuguesas
Public holiday: Corpo de Deus
July 1990
252 working days
Mon
Tue
Wed
Thu
Fri
Sat
Sun
1
2126
3127
4128
5129
6130
7
8
9131
10132
11133
12134
13135
14
15
16136
17137
18138
19139
20140
21
22
23141
24142
25143
26144
27145
28
29
30146
31147
Weekend day
August 1990
252 working days
Mon
Tue
Wed
Thu
Fri
Sat
Sun
1148
2149
3150
4
5
6151
7152
8153
9154
10155
11
12
13156
14157
15
16158
17159
18
19
20160
21161
22162
23163
24164
25
26
27165
28166
29167
30168
31169
Weekend day
Public holiday: Assunção de Nossa Senhora
September 1990
252 working days
Mon
Tue
Wed
Thu
Fri
Sat
Sun
1
2
3170
4171
5172
6173
7174
8
9
10175
11176
12177
13178
14179
15
16
17180
18181
19182
20183
21184
22
23
24185
25186
26187
27188
28189
29
30
Weekend day
October 1990
252 working days
Mon
Tue
Wed
Thu
Fri
Sat
Sun
1190
2191
3192
4193
5
6
7
8194
9195
10196
11197
12198
13
14
15199
16200
17201
18202
19203
20
21
22204
23205
24206
25207
26208
27
28
29209
30210
31211
Weekend day
Public holiday: Implantação da República
November 1990
252 working days
Mon
Tue
Wed
Thu
Fri
Sat
Sun
1
2212
3
4
5213
6214
7215
8216
9217
10
11
12218
13219
14220
15221
16222
17
18
19223
20224
21225
22226
23227
24
25
26228
27229
28230
29231
30232
Weekend day
Public holiday: Todos os Santos
December 1990
252 working days
Mon
Tue
Wed
Thu
Fri
Sat
Sun
1
2
3233
4234
5235
6236
7237
8
9
10238
11239
12240
13241
14242
15
16
17243
18244
19245
20246
21247
22
23
24248
25
26249
27250
28251
29
30
31252
Weekend day
Public holiday: Restauração da Independência
Public holiday: Dia da Imaculada Conceição
Public holiday: Natal

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Working days in a year:   ‹ 1989 | 1990 | 1991 ›
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