

Chihuahua Weight Chart
Birth | 2½ oz. | 2¾ oz. | 3 oz. | 3½ oz. | 4 oz. | 4¼ oz. | 4½ oz. | 5 oz. | 5½ oz. |
1 Week | 3¾ oz | 4 | 5 | 5½ | 6½ | 7 | 8 | 9 | 9½ |
2 Week | 5 | 5½ | 6½ | 7 | 9 | 10 | 11 | 12½ | 13½ |
3 Week | 6 | 7 | 8 | 9 | 11 | 13 | 14 | 16 | 17½ |
4 Week | 7 | 8 | 9½ | 11 | 13 | 15 | 17 | 19½ | 21 |
5 Week | 8 | 9 | 11 | 13 | 15 | 17 | 19½ | 22 | 24 |
6 Week | 9 | 11 | 12½ | 15 | 17½ | 20 | 22 | 24 | 27 |
7 Week | 10 | 12 | 14½ | 17 | 19½ | 22 | 24½ | 27 | 30 |
8 Week | 11 | 13 | 16 | 19 | 21½ | 24 | 27 | 29 | 33 |
9 Week | 12 | 15 | 17¼ | 20 | 23 | 26 | 29 | 32 | 35 |
10 Week | 13 | 16 | 19 | 22 | 25 | 28 | 31 | 34 | 38 |
11 Week | 14 | 17 | 21 | 24 | 27 | 31 | 34 | 37 | 42 |
12 Week | 15 | 19 | 22 | 26 | 30 | 33 | 37 | 41 | 45 |
13 Week | 16 | 20 | 24 | 28 | 32 | 36 | 40 | 44 | 49 |
14 Week | 17 | 22 | 26 | 30 | 34 | 39 | 43 | 47 | 52 |
15 Week | 18 | 23 | 28 | 32 | 37 | 41 | 46 | 51 | 56 |
16 Week | 19 | 25 | 30 | 34 | 39 | 44 | 49 | 54 | 59 |
17 Week | 20 | 26 | 31 | 36 | 41 | 46 | 51 | 57 | 62 |
18 Week | 21 | 28 | 33 | 37 | 43 | 48 | 54 | 60 | 65 |
19 Week | 22 | 29 | 34 | 39 | 44 | 50 | 56 | 62 | 67 |
20 Week | 23 | 30 | 35 | 41 | 46 | 52 | 58 | 64 | 70 |
21 Week | 24 | 31 | 36 | 42 | 48 | 54 | 60 | 66 | 72 |
22 Week | 25 | 32 | 37 | 43 | 49 | 56 | 62 | 68 | 74 |
23 Week | 26 | 33 | 38 | 44 | 50 | 57 | 64 | 70 | 76 |
24 Week | 26 | 33 | 39 | 45 | 51 | 58 | 65 | 71 | 78 |
25 Week | 27 | 34 | 40 | 46 | 52 | 59 | 66 | 72 | 79 |
26 Week | 27 | 34 | 40 | 47 | 53 | 60 | 67 | 73 | 80 |
18 Months | 2 lb. | 2½ lb. | 3 lb. | 3½ lb. | 4 lb. | 4½ lb. | 5 lb. | 5½ lb. | 6 lb. |