The Four Week Psalter of the Liturgy of the Hours

SUN MON TUE WED THU FRI SAT
I OR 1 / 2 / 3 6 / 9 10 / 12 18:1-30 18:31-51 35 105 (131, 132)
MP 63 / 149 5 / 29 24 / 33 36 / 47 57 / 48 51 / 100 119:145-152 / 117
DP 118 19 / 7 119:1-8 / 13 / 14 119:9-16 / 17 119:17-24 / 25 119:25-32 / 26 / 28 119:33-40 / 34
EP 110 / 114 11 / 15 20 / 21 27 30 / 32 41 / 46 (SUN) 119:105-112 / 16
II OR 104 31 37 39 / 52 44 38 106 (136)
MP 118 / 150 42 / 19 43 / 65 77 / 97 80 / 81 51 / 147 92 / 8
DP 23 / 76 119:41-48 / 40 119:49-56 / 53 / 54 119:57-64 / 55 119:65-72 / 56 / 57 119:73-80 / 59 / 60 119:81-88 / 61 / 64
EP 110 / 115 45 49 62 / 67 72 116:1-9 / 121 (SUN) 113 / 116:10-19
III OR 145 50 68 89:1-38 89:39-53 / 90 69 107
MP 93 / 148 84 / 96 85 / 67 86 / 98 87 / 99 51 / 100 119:145-152 / 117
DP 118 119:89-96 / 71 119:97-104 / 74 119:105-112 / 70 / 75 119:113-120 / 79 / 80 22 119:121-128 / 34
EP 110 / 111 123 / 124 125 / 131 126 / 127 132 135 (SUN) 122 / 130
IV OR 24 / 66 73 102 103 44 78:1-39 (55) 78:40-72 (50)
MP 118 / 150 90 / 135:1-12 101 / 144:1-10 108 / 146 143 / 147:1-11 51 / 147:12-20 92 / 8
DP 23 / 76 119:129-136 / 82 / 120 119:137-144 / 88 119:145-152 / 94 119:153-160 / 128 / 129 119:161-168 / 133 / 140 119:169-176 / 45
EP 110 / 112 136 137 / 138 139 144 145 (SUN) 141 / 142
NP 91 86 143 31:1-6 / 130 16 88 (SUN) 4 / 134
Not included: 58, 83, 109 & 95 (Invitatory Psalm)

Night Prayer Psalms are the same every week.
Green numbers indicate Psalms which are used more than once during the four week cycle.
The numbers in parentheses indicate readings which alternate with the main reading depending the season.